Add to Cart Quick view ECU & Harness MPFI Kit HOLLEY MSRP: Now: $2,499.95 Was: Engine Control Module - HP EFI - Wiring Harness - V8 Multi Port Fuel Injection - Each HLY550-604
Add to Cart Quick view HP ECU & Harness GM LS2/LS3/LS7 HOLLEY MSRP: Now: $2,599.95 Was: Engine Control Module - HP EFI - Wiring Harness - LS2 / LS3 / LS7 - GM LS-Series - Each HLY550-607
Add to Cart Quick view Ford MPFI HP ECU and Wire Harness Kit HOLLEY MSRP: Now: $2,499.95 Was: Engine Control Module - HP EFI - Wiring Harness - Ford Multi Port Fuel Injection - Each HLY550-606
Add to Cart Quick view Tpi Harness 90-92 PAINLESS WIRING MSRP: Now: $509.99 Was: EFI Wiring Harness - GM TPI Injection 1990-92 - Small Block Chevy - Kit PWI60103