Description Description Engine Wiring Harness - Plug-and-Play - Small Block Ford - Each View AllClose
Add to Cart Quick view Holley Ford Mpfi Coil On Plug Main Harness 558-118 Holley MSRP: $642.17 Now: $583.79 Was: Ignition Wiring Harness - Coil-On-Plug Main Harness - Ford MPFI - Each
Add to Cart Quick view Holley Efi Main Power Harness 558-308 Holley MSRP: $110.16 Now: $100.15 Was: EFI Wiring Harness - Main Power - Holley Dominator EFI - Each
Add to Cart Quick view Holley Main Harness - Universal Mpfi 558-104 Holley MSRP: $525.18 Now: $477.43 Was: EFI Wiring Harness - MPFI Main Harness - Holley HP / Dominator EFI - Universal - Each
Add to Cart Quick view Holley Flying Lead Main Harness 558-126 Holley MSRP: $424.78 Now: $386.16 Was: Ignition Wiring Harness - Flying Lead - 15 ft Long - Crimped - Universal - Kit
Add to Cart Quick view Holley Ford Tfi Ignition Harness 558-305 Holley MSRP: $136.70 Now: $124.27 Was: EFI Wiring Harness - Ignition Adapter Harness - Ford TFI Distributor to Holley Avenger / HP / Dominator EFI - Each
Add to Cart Quick view Holley Main Harness - Univesal Un-Terminated 558-105 Holley MSRP: $525.18 Now: $477.43 Was: EFI Wiring Harness - Unterminated Main Harness - Holley HP / Dominator EFI - Kit
Add to Cart Quick view Holley Main Wiring Harness Ls1 & Ls6 558-102 Holley MSRP: $624.92 Now: $568.11 Was: EFI Wiring Harness - Main Harness - Holley HP / Dominator EFI - 24x Reluctor Wheel - LS1 / LS6 - GM LS-Series - Each
Add to Cart Quick view Holley Main Wiring Harness Ls2 & Ls3 558-103 Holley MSRP: $624.92 Now: $568.11 Was: EFI Wiring Harness - Main Harness - Holley HP / Dominator EFI - 58x Reluctor Wheel - LS2 / LS3 / LS7 - GM LS-Series - Each
Add to Cart Quick view Holley 7-Pin Main Harness - Sniper Tbi 558-490 Holley MSRP: $174.62 Now: $158.75 Was: EFI Wiring Harness - Main Battery Harness - Fuse / Fuel Pump Relays - Kit