C-N-P IGNITION SUB HARNESS

Big Wire” C-N-P Ignition Sub Harness "Big Wire" Sub Harness- pre wired with 12ga power and grounds, for optimal performance! Features: “Big Wire” Sub Harness- Pre wired with 12ga...

100FT SHIELDED CABLE, 3 CONDUCTOR

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...

DOMINATOR EFI KIT - UNIVERSAL - COP MAIN HARNESS - WITH COIL ON PLUG MAIN AND SUB HARNESS WITH EV1 INJECTOR HARNESS

Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by wire, and dual wideband oxygen...

Hall EFI Dist - Chrysler 426 / 440

HyperSpark distributors are plug and play with all Holley Sniper EFI systems, featuring a high-quality billet distributor housing, hall effect crank trigger sensor, and they come included with the...

SNIPER QUADRAJET, GOLD, MASTER KIT

Are you tired of rebuilding the 50+ year old Rochester™ Quadrajet® (Q-Jet™) on your classic Chevrolet, GMC, Buick, Oldsmobile, or Pontiac? The Sniper EFI Quadrajet™ is here to...

TERMINATOR X MAX MPFI W/TRANS & DBW

Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel...

ECU, DOMINATOR, V5, LIGHT WEIGHT, RED

PN 554-114LW is a Holley EFI Dominator ECU which utilizes a lighter potting material than the standard Dominator unit (reduces total weight by 1.8 lbs). This lightweight version is specifically...

HYPERSPARK KIT W/ 565-300 - CHEVY

Our HyperSpark Master Kits were designed to make upgrading your ignition on a Sniper EFI-equipped engine simple. When installed concurrently with a new Sniper EFI system, the combination creates the...

TERMINATOR X MPFI, LS2/LS3 & LATE TRUCK

Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies...

USB/CAN HARNESS, SNIPER TBI

The CAN to USB communication cable provides the user with real tuning time access to the ECU. This cable can be used with Holley EFI, Sniper EFI, and Terminator X Tuning Software. Which can be...

GAS JET ASSORTMENT KIT

The Holley jet assortment kit is the professional way to track-tune your Holley carburetor for top performance. This kit consists of two (2) each of thirty-six (36) different jet sizes, ranging from...

J-BEND 2 1/2 4R16GA

Mild Steel,180 degree bend, Tube Size 2.5" OD, Radius 4", Leg A 6" Leg B 15", 16 Gauge Mandrel Bent Tubing Wrinkle-Free Surface