{"title":"EFI \u0026 Electronics","description":"\u003cp\u003eEngine management systems, ignition components, sensors, CAN modules, data acquisition, wiring products, and electronic controls for high-performance racing applications.\u003c\/p\u003e","products":[{"product_id":"holley-efi-12-3-pro-dash","title":"Holley EFI 12.3\" Pro Dash","description":"The Holley EFI 12.3\" Pro Dash also features a plethora of inputs and outputs for expanded functionality of your Holley EFI installation. The included 34pin connector has 13 multi-configurable inputs for most Holley EFI sensors, such as pressure and temperature. Not using Holley EFI sensors? We still have you covered - these inputs are configurable, allowing you to utilize different sensor scaling calibrations. The Pro Dash also features two dedicated speed inputs for RPM, Driveshaft speed, or any other Hall effect speed input. Need more outputs? The Pro Dash contains 4 ground switched outputs that can be utilized with the switch panel feature to quickly turn on any of your auxiliary accessories, such as a master nitrous switch or an electric water pump.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833696837996,"sku":"GVMR_553-111","price":2099.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/553-111_0218302.jpg?v=1780362139"},{"product_id":"1962-1965-chevrolet-chevy-ii-nova-holley-black-dash-panel","title":"1962-1965 CHEVROLET CHEVY II\/NOVA HOLLEY BLACK DASH PANEL","description":"***The Holley dashes are not included and will need to be purchased separately.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833696903532,"sku":"GVMR_553-399","price":277.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/553-399_01.jpg?v=1780362147"},{"product_id":"holley-efi-6-86-pro-dash","title":"Holley EFI 6.86\" Pro Dash","description":"We have also integrated a 10-LED Programmable shift light into the bezel of the dash and added 4 optional LEDs that can be programmed for virtually anything, such as fuel pressure, oil pressure warning or target boost indicators - the options are almost endless.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833696969068,"sku":"GVMR_553-112","price":1299.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/edited-dash-for-flyer19268.png?v=1780362154"},{"product_id":"holley-smart-coil-c-n-p-v8-kit","title":"HOLLEY SMART COIL - C-N-P V8 KIT","description":"Do you need precision control over your ignition system? Would your combination benefit from Individual Cylinder Timing Control? Are you experiencing spark issues with your Stock Coils? Are you wanting to convert your Turbocharged Big Block Monstrosity to Coil-Near-Plug?! Problem solved, introducing the Holley EFI C-N-P Kit containing everything to convert your ignition system to Coil-Near-Plug!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697034604,"sku":"GVMR_556-127","price":699.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/556-112v2.jpg?v=1780362161"},{"product_id":"perfect-fit-for-413-426w-440-and-426-hemi-engines","title":"Perfect fit for 413\/426W\/440 and 426 HEMI engines","description":"While these distributors are designed to be used primarily in sequentially injected installations, you can easily use them as a crank trigger for TBI system also. The precision machined shutter wheel design ensures accurate timing, even at very high engine speeds. The Gen 2 Dual Sync also included a QPQ coated shutter wheel for superior corrosion resistance, and the wheel has been pinned and welded to the shaft for increased reliability. These distributors can also be used with other EFI systems that support Hall Effect crank and cam sensor inputs. Do you need to a bronze gear for your billet cam? No problem, these distributors maintain MSD shaft diameters, making it easy to source a bronze gear!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697100140,"sku":"GVMR_565-203","price":599.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/565-203_01.jpg?v=1780362170"},{"product_id":"hall-effect-crankshaft-signal-sensor","title":"Hall Effect Crankshaft Signal Sensor","description":"Designed as a drop-in sensor replacement for flying magnet crank trigger setups using a ¾-16” threaded magnetic sensor. This sensor is a hall effect sensor, meaning it outputs a square wave signal, which is ideal for use with most electronic fuel injection systems. This sensor is to only be used with a trigger wheel with “flying magnets”. It does not detect a ferrous steel target. The sensor can operate from 5-20 volts. It is recommended to feed the sensor “clean” electrical power.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697165676,"sku":"GVMR_554-118","price":183.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/554-118_03.jpg?v=1780362178"},{"product_id":"36-1-tooth-crank-trigger-system-for-small-block-ford","title":"36-1 Tooth Crank Trigger System for Small Block Ford","description":"Holley's EFI Crank Trigger Kit is engineered to provide an accurate crank speed \u0026amp; position signal to Holley EFI systems in the most-demanding, high horsepower, racing applications. Crank position is measured every 10 degrees as opposed to every 45 degrees for a standard 4-Magnet, MSD \"style\" Crank trigger. It is designed for use on SBF applications using a standard ATI or Fluidamper \"style\" balancer up to 7-1\/4\" in diameter.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697231212,"sku":"GVMR_556-115","price":675.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/556-115_01.jpg?v=1780362185"},{"product_id":"36-1-tooth-crank-trigger-system-for-big-block-chevy","title":"36-1 Tooth Crank Trigger System for Big Block Chevy","description":"Holley's EFI Crank Trigger Kit is engineered to provide an accurate crank speed \u0026amp; position signal to Holley EFI systems in the most-demanding, high horsepower, racing applications. Crank position is measured every 10 degrees as opposed to every 45 degrees for a standard 4-Magnet, MSD \"style\" Crank trigger. It is designed for use on early model BBC Chevy applications using a standard ATI or Fluidamper \"style\" balancer up to 7-1\/4\" in diameter.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697296748,"sku":"GVMR_556-113","price":649.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/556-113_01.jpg?v=1780362193"},{"product_id":"super-seal-terminals-24-20ga-100-pack","title":"Super Seal Terminals (24-20ga) 100 Pack","description":"Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your Holley EFI powered machine!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697395052,"sku":"GVMR_571-135","price":65.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/571-135_01.jpg?v=1780362200"},{"product_id":"4150-carb-hat-natural-finish","title":"4150 CARB HAT, NATURAL FINISH","description":"Introducing carb hats from Holley EFI. These new carb hats are the perfect solution for any blow through installation. The Holley EFI carb hats contoured designed promotes optimal airflow, while providing excellent hood clearance for most applications with a 5-1\/8\" air cleaner flange. These hats feature a 1\/8th NPT reference port that can be used as a convenient hookup for boost gauges or carbureted fuel pressure regulators . The inlet is designed for a 3.5\" silicone coupler, with a sealing lip to ensure a leak free installation.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697460588,"sku":"GVMR_120-230","price":237.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/120-230_011992.jpg?v=1780362207"},{"product_id":"holley-2-channel-peak-and-hold-water-methanol-injection-driver-module","title":"Holley 2-Channel Peak and Hold Water\/Methanol Injection Driver Module","description":"Holley 2-Channel Peak and Hold Water\/Methanol Injection Driver Module","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697526124,"sku":"GVMR_554-115","price":156.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/554-115.jpg?v=1780362214"},{"product_id":"super-seal-terminals-18-16ga-100-pack","title":"Super Seal Terminals (18-16ga) 100 Pack","description":"Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your Holley EFI powered machine!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697591660,"sku":"GVMR_571-136","price":65.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/571-136_01.jpg?v=1780362221"},{"product_id":"holley-smart-coil-high-horsepower-c-n-p-v8-kit","title":"HOLLEY SMART COIL – HIGH HORSEPOWER C-N-P V8 KIT","description":"Do you need precision control over your ignition system? Would your combination benefit from Individual Cylinder Timing Control? Are you experiencing spark issues with your Stock Coils? Are you wanting to convert your Turbocharged Big Block Monstrosity to Coil-Near-Plug?! Problem solved, introducing the Holley EFI Big-Wire C-N-P Kit containing everything you need to upgrade your ignition system to handle 5.5+ HP per Cubic Inch","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697689964,"sku":"GVMR_556-128","price":749.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/556-128_03.jpg?v=1780362228"},{"product_id":"dominator-efi-connector-j3-auxiliary-harness","title":"Dominator EFI Connector J3 Auxiliary Harness","description":"Dominator EFI Connector J3 Auxiliary Harness","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697755500,"sku":"GVMR_558-403","price":175.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-403_01.jpg?v=1780362236"},{"product_id":"ford-mpfi-coil-on-plug-main-harness","title":"Ford MPFI Coil On Plug Main Harness","description":"This harness provides a plug and play upgrade solution for those seeking to convert to Coil-On-Plug. Additionally we have pre-installed a Power Tap for easy access to 12v, 5v Reference, and Sensor Grounds. The Ford MPFI C-O-P Main Harness has also been pre-terminated for the stock Pulse Width Modulated Idle Air Control motors commonly found on Fuel Injected Windsor 5.0L engines.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697821036,"sku":"GVMR_558-118","price":649.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-118.jpg?v=1780362243"},{"product_id":"hei-ignition-harness-for-avenger-efi-hp-efi-dominator-efi","title":"HEI Ignition Harness for Avenger EFI, HP EFI \u0026 Dominator EFI","description":"HEI Ignition Harness for Avenger EFI, HP EFI \u0026amp; Dominator EFI","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697886572,"sku":"GVMR_558-304","price":59.25,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-304_01.jpg?v=1780362250"},{"product_id":"dominator-efi-connector-j4-auxiliary-harness","title":"Dominator EFI Connector J4 Auxiliary Harness","description":"Dominator EFI Connector J4 Auxiliary Harness","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833697984876,"sku":"GVMR_558-404","price":224.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-404_01.jpg?v=1780362258"},{"product_id":"ford-sbf-low-profile-dual-sync-distributor-for-8-2-sbf-hi-ram-intake-manifold","title":"Ford SBF Low Profile Dual Sync Distributor for 8.2\" SBF Hi-Ram Intake Manifold","description":"Specifically designed for use with the Holley 8.2\" SBF Hi-Ram intake manifold, this compact unit shares all of the same great features of our other Holley EFI Dual Sync distributors. The design includes dual Hall Effect sensors for the crankshaft and camshaft signals. It can be used as just a crank speed input, as well as providing a cam sync signal for sequential fueling operation. It is also perfect providing the needed crank and cam signals for Coil-On-Plug applications. The precision-machined shutter wheel design ensures accurate timing, even at very high engine speeds. Holley EFI Dual Sync Distributors are compatible with other EFI systems that support Hall Effect crank and cam sensors.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698050412,"sku":"GVMR_565-211","price":549.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/565-211_0119234.jpg?v=1780362265"},{"product_id":"holley-efi-ignition-coil-remote-relocation-bracket-black-finish-pair","title":"Holley EFI Ignition Coil Remote Relocation Bracket, Black Finish, Pair","description":"Holley is pleased to announce the arrival of our remote coil relocation brackets for all existing LS coil models, as well as for Holley EFI SmartCoils.  These brackets are fabricated from lightweight aluminum and allow users to discreetly remote mount their LS engine coils at a location of their choice.  Each kit was custom designed based on the specific coil model to ensure that the coils will mount as compactly as possible â€\" size and shape between each kit will vary depending on the coil being used. Each kit includes two coil dependent mounting brackets (available in both natural aluminum and black) and mounting hardware for each coil.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698181484,"sku":"GVMR_561-128","price":177.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/561-128_118128.jpg?v=1780362271"},{"product_id":"ford-tfi-ignition-harness-for-avenger-efi-hp-efi-dominator-efi","title":"Ford TFI Ignition Harness for Avenger EFI, HP EFI \u0026 Dominator EFI","description":"Ford TFI Ignition Harness for Avenger EFI, HP EFI \u0026amp; Dominator EFI","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698279788,"sku":"GVMR_558-305","price":125.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-305_01.jpg?v=1780362278"},{"product_id":"for-use-with-holley®-hp-and-dominator-ecus-and-other-efi-systems","title":"For use with Holley® HP and Dominator ECUs and other EFI systems","description":"Universal Coil On\/Near Plug Harness – Use to connect Holley PN 558-312 or factory GM LSx coil harnesses to Holley HP or Dominator ECU's","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698345324,"sku":"GVMR_558-307","price":187.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-307_01_P04_KIT.jpg?v=1780362285"},{"product_id":"main-power-harness-for-avenger-efi-hp-efi-dominator-efi","title":"Main Power Harness for Avenger EFI, HP EFI, \u0026 Dominator EFI","description":"This Harness is required with HP or Dominator ECUs.  Includes, 13' long, 10 AWG main power harness, Qty. (2) 3\/8\" ring terminals and shrink tube (not pictured) .  The harness is fuse protected and covered in braided split loom for additional abrasion protection .","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698410860,"sku":"GVMR_558-308","price":104.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/c3aec626f2aab087e8e24bfc1ffbd03e9ee9fe29.jpg?v=1780362292"},{"product_id":"universal-mpfi-coil-on-plug-main-harness","title":"Universal MPFI Coil On Plug Main Harness","description":"This harness provides a plug and play upgrade solution for those seeking to convert to Coil-On-Plug. Additionally we have pre-installed a Power Tap for easy access to 12v, 5v Reference, and Sensor Grounds.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698476396,"sku":"GVMR_558-117","price":599.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-117_02_P01_KIT.jpg?v=1780362298"},{"product_id":"crank-cam-ign-harness-fully-terminated-harness","title":"Crank\/Cam Ign. Harness. Fully terminated harness.","description":"Crank\/Cam Ign. Harness for Ferrous Crank\/Magnetic Cam Hall Effect Sensors. Fully terminated harness.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698541932,"sku":"GVMR_558-431","price":99.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-431_01.jpg?v=1780362306"},{"product_id":"pre-terminated-j1a-j1b-15-flying-lead-main-harness","title":"Pre-Terminated J1A \/ J1B 15' Flying Lead Main Harness","description":"The unterminated main harness comes with both J1A and J1B connectors full terminated with 15' of flying lead wiring.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698607468,"sku":"GVMR_558-126","price":425.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-126_0118320.jpg?v=1780362313"},{"product_id":"holley-efi-dual-sync-ford-302-distributor","title":"Holley EFI Dual Sync Ford 302 Distributor","description":"While these distributors are designed to be used primarily in sequentially injected installations, you can easily use them as a crank trigger for TBI system also. The precision machined shutter wheel design ensures accurate timing, even at very high engine speeds. The Gen 2 Dual Sync also included a QPQ coated shutter wheel for superior corrosion resistance, and the wheel has been pinned and welded to the shaft for increased reliability. These distributors can also be used with other EFI systems that support Hall Effect crank and cam sensor inputs. Do you need to a bronze gear for your billet cam? No problem, these distributors maintain MSD shaft diameters, making it easy to source a bronze gear!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698673004,"sku":"GVMR_565-202","price":575.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/565-202_01.jpg?v=1780362319"},{"product_id":"holley-efi-dual-sync-ford-351w-distributor","title":"Holley EFI Dual Sync Ford 351W Distributor","description":"While these distributors are designed to be used primarily in sequentially injected installations, you can easily use them as a crank trigger for TBI system also. The precision machined shutter wheel design ensures accurate timing, even at very high engine speeds. The Gen 2 Dual Sync also included a QPQ coated shutter wheel for superior corrosion resistance, and the wheel has been pinned and welded to the shaft for increased reliability. These distributors can also be used with other EFI systems that support Hall Effect crank and cam sensor inputs. Do you need to a bronze gear for your billet cam? No problem, these distributors maintain MSD shaft diameters, making it easy to source a bronze gear!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698738540,"sku":"GVMR_565-201","price":575.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/565-201_01_P04_ANG.jpg?v=1780362326"},{"product_id":"wideband-oxygen-sensor-extension-cable","title":"Wideband Oxygen Sensor Extension Cable","description":"Wideband Oxygen Sensor Extension Cable, 4'","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698804076,"sku":"GVMR_534-199","price":161.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/534-199_01.jpg?v=1780362333"},{"product_id":"big-wire-c-n-p-ignition-sub-harness","title":"“Big Wire” C-N-P Ignition Sub Harness","description":"\"Big Wire\" Sub Harness- pre wired with 12ga power and grounds, for optimal performance!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698869612,"sku":"GVMR_558-318","price":286.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-318.jpg?v=1780362340"},{"product_id":"fits-small-block-and-big-block-chevrolets","title":"Fits Small Block and Big Block Chevrolets","description":"While these distributors are designed to be used primarily in sequentially injected installations, you can easily use them as a crank trigger for TBI system also. The precision machined shutter wheel design ensures accurate timing, even at very high engine speeds. The Gen 2 Dual Sync also included a QPQ coated shutter wheel for superior corrosion resistance, and the wheel has been pinned and welded to the shaft for increased reliability. These distributors can also be used with other EFI systems that support Hall Effect crank and cam sensor inputs. Do you need to a bronze gear for your billet cam? No problem, these distributors maintain MSD shaft diameters, making it easy to source a bronze gear!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833698935148,"sku":"GVMR_565-200","price":528.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/565-200_0118170.jpg?v=1780362347"},{"product_id":"ford-351w-low-profile-dual-sync-distributor-for-hi-ram-intake-manifold","title":"Ford 351W Low Profile Dual Sync Distributor for Hi-Ram Intake Manifold","description":"Specifically designed for use with the Holley 351w Hi-Ram intake manifold, this compact unit shares all of the same great features of our other Holley EFI Dual Sync distributors. The design includes dual Hall Effect sensors for the crankshaft and camshaft signals. It can be used as just a crank speed input, as well as providing a cam sync signal for sequential fueling operation. It is also perfect providing the needed crank and cam signals for Coil-On-Plug applications. The precision-machined shutter wheel design ensures accurate timing, even at very high engine speeds. Holley EFI Dual Sync Distributors are compatible with other EFI systems that support Hall Effect crank and cam sensors.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699000684,"sku":"GVMR_565-111","price":699.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/565-111_01.jpg?v=1780362354"},{"product_id":"holley-efi-ignition-coil-remote-relocation-bracket-black-finish-pair-1","title":"Holley EFI Ignition Coil Remote Relocation Bracket, Black Finish, Pair","description":"Holley is pleased to announce the arrival of our remote coil relocation brackets for all existing LS coil models, as well as for Holley EFI SmartCoils.  These brackets are fabricated from lightweight aluminum and allow users to discreetly remote mount their LS engine coils at a location of their choice.  Each kit was custom designed based on the specific coil model to ensure that the coils will mount as compactly as possible â€\" size and shape between each kit will vary depending on the coil being used. Each kit includes two coil dependent mounting brackets (available in both natural aluminum and black) and mounting hardware for each coil.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699066220,"sku":"GVMR_561-130","price":187.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/561-130_118128.jpg?v=1780362362"},{"product_id":"holley-efi-pro-dash-input-output-harness","title":"Holley EFI Pro Dash Input\/Output Harness","description":"This wiring kit is intended to fully populate all of the inputs and outputs for part numbers 553-111 and 553-112 Pro Dashes. These can easily be inserted into the existing 34 pin dash connector. It contains loose wires and 2 and 3 conductor cable (jacketed but not shielded). There are TE superseal pins crimped on every wire and cable. There are also extra pins that can be used (likely needed when using the jacketed cable for more than one sensor).","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699131756,"sku":"GVMR_558-456","price":276.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-456_01.jpg?v=1780362370"},{"product_id":"for-holley-smart-coils-remote-relocation-system-black-finish","title":"for Holley Smart Coils, Remote Relocation System - Black Finish","description":"Holley is pleased to announce the arrival of our remote coil relocation brackets for all existing LS coil models, as well as for Holley EFI SmartCoils.  These brackets are fabricated from lightweight aluminum and allow users to discreetly remote mount their LS engine coils at a location of their choice.  Each kit was custom designed based on the specific coil model to ensure that the coils will mount as compactly as possible â€\" size and shape between each kit will vary depending on the coil being used. Each kit includes two coil dependent mounting brackets (available in both natural aluminum and black) and mounting hardware for each coil.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699197292,"sku":"GVMR_561-131","price":237.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/561-131_118128.jpg?v=1780362376"},{"product_id":"hyperspark-ignition-adapter","title":"HyperSpark Ignition Adapter","description":"Designed to plug and play with HyperSpark distributors and Holley EFI main harnesses with ignition connector.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699295596,"sku":"GVMR_558-323","price":46.09,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-323_0119269.jpg?v=1780362384"},{"product_id":"for-use-with-holley®-hp-and-dominator-ecus-and-other-efi-systems-1","title":"For use with Holley® HP and Dominator ECUs and other EFI systems","description":"HP Smart Coil ignition sub-harness. Includes a pair of coil harnesses for an 8 cylinder engine. These harnesses are similar in design to factory GM LSx coil harnesses, but plug into Holley HP Smart Coils. They plug into Holley LSx plug and play main harnesses if one wants to replace factory LSx coils with Holley HP Smart Coils. If using a non-LSx main harness, purchase PN 558-307 for connectors, wiring, terminals to connect directly to a Holley HP or Dominator ECU","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699361132,"sku":"GVMR_558-312","price":279.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/large558-312_6ade479c-ecae-4e8f-9f4a-12d0b380dbce.jpg?v=1780362392"},{"product_id":"58x-crank-4x-cam-ev1-injectors-transmission-control-3-5-in-touchscreen","title":"58x Crank - 4x Cam - EV1 Injectors - Transmission Control - 3.5 in. 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Whether you are building a budget beater or a boosted race car, Terminator X MAX has the features and technology you need at a price that won't break the bank!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699426668,"sku":"GVMR_550-920","price":1849.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-92019218.jpg?v=1780362399"},{"product_id":"holley-efi-terminator-x-max-gen-iv-4-8-5-3-6-0-gm-truck-engines-and-ls2-ls3","title":"Holley EFI Terminator X Max - Gen IV 4.8\/5.3\/6.0 GM Truck Engines and LS2\/LS3","description":"Terminator X Max features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Part number 550-928 also has 4L60E or 4L80E Transmission control and Drive-By Wire Throttle Body control. Terminator X Max comes fully loaded with base maps for common LS engine combinations to get you out of the garage and on the road\/track fast. The 3.5\" touch screen LCD handheld contains an easy to use calibration wizard as well as tuning and gauge display functions. Also included is Holley EFI's industry-leading, easy-to-use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X MAX has the features and technology you need at a price that won't break the bank.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699492204,"sku":"GVMR_550-928","price":2099.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-9281966.jpg?v=1780362406"},{"product_id":"90mm-95mm-and-105mm-throttle-body-cable-bracket","title":"90mm, 95mm, and 105mm Throttle Body Cable Bracket","description":"Bracket has allowance for throttle pedal adjustment or the addition of a nitrous plate. This bracket works with throttle cables from 1998-2002 5.7L Chevrolet Camaro and Firebird (GM Part # 12563339). There is also an allowance of a cruise control cable from the same applications (verify GM Part #s).","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699557740,"sku":"GVMR_20-149","price":32.89,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/20-149_01.jpg?v=1780362414"},{"product_id":"universal-4bbl-1000cfm-4150-flange-throttle-body-hard-core-gray","title":"Universal 4BBL 1000CFM 4150 Flange Throttle Body - Hard Core Gray","description":"Holley's new 1000 CFM throttle body shares the same air entry area design that powers every NASCAR Sprint Cup Series™ car. The throttle body features integrated throttle position, idle air control, and intake air temperature sensors. Ford and GM transmission kick down levers as well as all necessary vacuum ports.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699623276,"sku":"GVMR_112-587","price":749.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/112-587.jpg?v=1780362421"},{"product_id":"billet-95mm-ls-throttle-body-w-low-rpm-taper","title":"BILLET 95mm LS Throttle Body w\/low RPM Taper","description":"Holley's BILLET LS Throttle Bodies are the BIGGEST BORE (in the 90 to 95mm category) - MOST FEATURE LOADED available. Holley went back to the drawing board and built the ultimate air valve for your LS engine! This all new design boasts a 95 millimeter bore and a low RPM drive friendly taper. Innovative features like Idle Bleed Adjustment, TPS CLOCKER, and closable PCV Passage Valve, make them the ultimate throttle bodies for ease of installation and tuning. Regardless of whether you have a turbo, supercharger, or a big cam engine sucking gulps of air, Holley's throttle bodies are maximized for your application. The barrier protection of the BLACK ANODIZED finish also offers up a modern tech look!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699688812,"sku":"GVMR_112-585","price":826.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/112-585v2.jpg?v=1780362429"},{"product_id":"holley-efi-pro-billet-ignition-adapter","title":"Holley EFI Pro-Billet Ignition Adapter","description":"Designed to plug and play with MSD Pro Billet distributors and Holley EFI main harnesses with an ignition connector, such as Holley part number 558-104.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699754348,"sku":"GVMR_558-325","price":39.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/558-325_02.jpg?v=1780362436"},{"product_id":"holley-efi-terminator-x-max-ls1-ls6","title":"Holley EFI Terminator X Max - LS1\/LS6","description":"Terminator X Max features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Part number 550-929 also has Drive-by wire throttle body control. Terminator X Max comes fully loaded with base maps for common LS engine combinations to get you out of the garage and on the road\/track fast. The 3.5\" touch screen LCD handheld contains an easy to use calibration wizard as well as tuning and gauge display functions. Also included is Holley EFI's industry-leading, easy to use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X MAX has the features and technology you need at a price that won't break the bank!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699819884,"sku":"GVMR_550-932","price":1899.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-93219218.jpg?v=1780362444"},{"product_id":"billet-105mm-ls-throttle-body-w-straight-bore","title":"BILLET 105mm LS Throttle Body w\/straight bore","description":"Holley's BILLET LS Throttle Bodies are the BIGGEST BORE - MOST FEATURE LOADED available. Holley went back to the drawing board and built the ultimate air valve for your LS engine! This all new design boasts a huge 105 millimeter bore for when WOT is all that matters. Innovative features like Idle Bleed Adjustment, TPS CLOCKER, and closable PCV Passage Valve, make them the ultimate throttle bodies for ease of installation and tuning. Regardless of whether you have a turbo, supercharger, or a big cam engine sucking gulps of air, Holley's throttle bodies are maximized for your application. The barrier protection of the BLACK ANODIZED finish also offers up a modern tech look!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699885420,"sku":"GVMR_112-583","price":849.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/112-583v2.jpg?v=1780362450"},{"product_id":"compatible-w-sniper-efi-stealth-4150-and-terminator-x-stealth-4150-systems","title":"Compatible w\/ Sniper EFI Stealth 4150 and Terminator X Stealth 4150 Systems","description":"The Holley EFI Stealth 4150 Fuel Log is designed to be used with either Sniper EFI Stealth 4150 or Terminator X Stealth 4150 systems. This pre-assembled fuel cross over is designed to provide ample clearance between the fuel hose, and the TPS sensor mounted on the side of the throttle body.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833699983724,"sku":"GVMR_534-247","price":75.05,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/52r838a_06.jpg?v=1780362458"},{"product_id":"holley-efi-terminator-x-gen-iii-4-8-5-3-6-0-gm-truck-engines","title":"Holley EFI Terminator X - Gen III 4.8\/5.3\/6.0 GM Truck Engines","description":"The 3.5\" touch screen LCD handheld contains an easy to use calibration wizard as well as tuning and gauge display functions. Also included is Holley EFI's industry-leading, easy-to-use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X has the features and technology you need at a price that won't break the bank.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833700049260,"sku":"GVMR_550-904","price":1499.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/diucjf3u1974.jpg?v=1780362465"},{"product_id":"24x-crank-1x-cam-ev6-injectors-usb-can-tuning-cable","title":"24x Crank - 1x Cam - EV6 Injectors - USB\/CAN Tuning Cable","description":"Terminator X features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Terminator X comes fully loaded with base maps for common LS engine combinations to get you out of the garage and on the road\/track fast.  These Terminator X kits include a USB\/CAN tuning cable instead of the 3.5\" Handheld LCD, these kits require the use of the free Terminator X Software for initial setup. Also included is Holley EFI's industry-leading, easy to use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X has the features and technology you need at a price that won't break the bank!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833700114796,"sku":"GVMR_550-909T","price":1399.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-90319189.jpg?v=1780362472"},{"product_id":"holley-efi-terminator-x-gen-iv-4-8-5-3-6-0-gm-truck-engines-and-ls2-ls3","title":"Holley EFI Terminator X - Gen IV 4.8\/5.3\/6.0 GM Truck Engines and LS2\/LS3","description":"Terminator X features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. 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Whether you are building a budget beater or a boosted race car, Terminator X has the features and technology you need at a price that won't break the bank!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833700376940,"sku":"GVMR_550-910","price":1499.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-9051966.jpg?v=1780362479"},{"product_id":"24x-crank-1x-cam-multec-2-injectors-usb-can-tuning-cable","title":"24x Crank - 1x Cam - Multec 2 Injectors - USB\/CAN Tuning Cable","description":"Terminator X features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Terminator X comes fully loaded with base maps for common LS engine combinations to get you out of the garage and on the road\/track fast. These Terminator X kits include a USB\/CAN tuning cable instead of the 3.5\" Handheld LCD, these kits require the use of the free Terminator X Software for initial setup. The Terminator X Software includes multiple base calibrations to choose from for either naturally aspirated or boosted engines. Also included is Holley EFI's industry-leading, easy to use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X has the features and technology you need at a price that won't break the bank!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833700442476,"sku":"GVMR_550-904T","price":1399.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-904t19277.jpg?v=1780362487"},{"product_id":"24x-crank-1x-cam-ev1-injectors-transmission-control-usb-can-tuning-cable","title":"24x Crank - 1x Cam - EV1 Injectors - Transmission Control - USB\/CAN Tuning Cable","description":"Terminator X Max features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Part number 550-916 also has 4L60E or 4L80E Transmission control. Terminator X Max comes fully loaded with base maps for common LS engine combinations to get you out of the garage and on the road\/track fast. These Terminator X kits include a USB\/CAN tuning cable instead of the 3.5\" Handheld LCD, these kits require the use of the free Terminator X Software for initial setup. The Terminator X Software includes multiple base calibrations to choose from for either naturally aspirated or boosted engines. Also included is Holley EFI's industry-leading, easy to use software suite that allows full laptop access for advanced users. 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