EFI Components

Rigidly mounting pressure transducers to your engine is never a good idea. Introducing the Holley EFI sensor block! Compatible with all transducers that utilize 1/8 NPT male threads and 7/8" or smaller body/hex diameter. This sensor block provides a clean and safe solution for mounting multiple 1/8th NPT pressure sensors.Features:Compatible with all transducers that utilize 1/8 NPT male threads an..

Trust. Whether it's your engine builder, team members or EFI System, trust is earned, not given. When your expensive engine, sponsorship and reputation are on the line, trust your engine monitoring to the Holley EFI 12.3" Pro Dash! The Holley EFI Pro Dash measures 13.44" wide, 5.81" tall and 1.25" deep. The Pro Dash is completely customizable for use in a variety of motorsports applications. It f..

This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display your Sniper EFI system vitals can be viewed with a quick glance!Features:Full Color, Backlit 3.5” Touch Screen LCDLaptop-Free Tuning changes to help optimize mileage, driveability and performanceBasic T..

Dash bezels that are designed to work with the Racepak dashes. The bezels are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are are as strong, or stronger than the OEM panels. The bezels come in a matte black finish that will accent your interior. Applications available for muscle cars and trucks. ***The Racepak dashes are not included and will need to be..

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your weekend road race warrior powered by a coyote junkyard engine with locked cams? Unlock the full potential of your high revving power plant with the Holley EFI Plug and Play Coyote Ti-VCT Control Module.Features:Compatible with HP or Dominator EFITi-VCT..

Getting a high powered drag car to hook is the key to low elapsed times and win lights. Whether small tire radial car or a full out Pro-Mod, all racecars will benefit from Holley's new Time-Based Traction Management feature. Designed exclusively for Holley Dominator and HP ECU's running the highly featured V5 software, the Time-Based Traction Management is intended for drag racing, standing mile ..

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! F..

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..

The Sniper EFI Coil Driver Module is designed to be used in place of a capacitive discharge box. This coil driver is utilized to amplify the energy transferred to your spark plug, promoting complete combustion in the cylinder!Features:Compact size allows for easy installation without cluttering up your engine bay!Labeled wires take the stress out of your wiring installationBrandHolley Sniper EFIEm..

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your weekend road race warrior powered by a coyote junkyard engine with locked cams? Unlock the full potential of your high revving power plant with the Holley EFI Plug and Play Coyote Ti-VCT Control Module.Features:Plug and Play Coyote Main Engine HarnessC..

"Big Wire" Sub Harness- pre wired with 12ga power and grounds, for optimal performance! Features:“Big Wire” Sub Harness- Pre wired with 12ga Power and Grounds, for optimal performance!BrandHolley EFIEmission Code4Harness TypeIgnitionProduct TypeIgnition HarnessesPart Number558-318..

Ford 4R70W/4R75W Transmission Harness - Complete terminated harness with j4 connector to operate 1998+ Ford electronic transmissions, for Dominator EFI ONLY!Features:Plug and play fully terminated harnessExtra pressure transducer connector for optional Line pressure sensor (554-136)BrandHolley EFIEmission Code5Harness ApplicationFordHarness TypeTransmissionProduct TypeHarness KitPart Number558-470..

Ford AODE/4R70W Transmission HarnessFeatures:Plug and play fully terminated harnessBrandHolley EFIEmission Code3Harness ApplicationFordHarness TypeTransmissionProduct TypeHarness KitPart Number558-471..

This ignition adapter ensures your Sniper EFI ignition installation is a snap! Simply plug up both connectors, terminate the Pink Wire to a Switched 12v Ignition Source, and you're finished. Features:Plug and Play Adapter for Sniper EFI with Holley Dual Sync DistributorsBrandHolley Sniper EFIEmission Code3Harness TypeIgnitionProduct TypeIgnition HarnessesPart Number558-493..

Introducing the Holley EFI Wiring Shop. 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! Black Nylon braided wire loom from 1/8" to 2" and every connector (pins/seals/TPA included) we utilize on our main harnesses are now ava..

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! Black Nylon braided wire loom from 1/8" to 2" and every connector (pins/seals/tpa included) we utilize on our main harnesses a..

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! Features:5x 20awg wires2x shielded 18awg wiresAvailable in 25’ or 100’ spoolsSpecifically designed for wide band oxygen sensor..

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! Features:5x 20awg wires2x shielded 18awg wiresAvailable in 25’ or 100’ spoolsSpecifically designed for wide band oxygen sensor..

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! Features:3x 20awg wireAvailable in 25’ or 100’ spoolsInternally shielded for maximum noise rejectionBrandHolley EFIEmission Co..

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! Features:3x 20awg wireAvailable in 25’ or 100’ spoolsInternally shielded for maximum noise rejectionBrandHolley EFIEmission Co..