Add to Cart Quick view Wire Harness LS to SS Map Adapter HOLLEY MSRP: Now: $34.95 Was: Wiring Harness Adapter - Delphi M/P 3 Pin to Delphi GT 3 Pin - GM LS-Series - Each HLY558-467
Add to Cart Quick view Ford MPFI HP ECU and Wire Harness Kit HOLLEY MSRP: Now: $2,460.95 Was: Engine Control Module - HP EFI - Wiring Harness - Ford Multi Port Fuel Injection - Each HLY550-606
Add to Cart Quick view ECU & Harness MPFI Kit HOLLEY MSRP: Now: $2,521.95 Was: Engine Control Module - HP EFI - Wiring Harness - V8 Multi Port Fuel Injection - Each HLY550-604
Add to Cart Quick view Main Harness - Universal MPFI HOLLEY MSRP: Now: $471.95 Was: EFI Wiring Harness - MPFI Main Harness - Holley HP / Dominator EFI - Universal - Each HLY558-104
Add to Cart Quick view HP ECU & Harness MPFI - NTK HOLLEY MSRP: Now: $2,736.95 Was: Engine Control Module - HP EFI - Wiring Harness - NTK Oxygen Sensor - V8 Multi Port Fuel Injection - Each HLY550-604N
Add to Cart Quick view Wire Harness Adapter for EV6 Harness Jetronic EV1 ICT BILLET MSRP: Now: $76.99 Was: Fuel Injector Harness Adapter - USCAR EV6 to Jetronic EV1 - Set of 8 ICTWAINJ41
Add to Cart Quick view Harness Adapter LS Gen3 to Gen4 MAP Sensor ICT BILLET MSRP: Now: $36.99 Was: Wiring Harness Adapter - Gen 3 to Gen 4 - GM LS-Series - Each ICTWAMAP31-6
Add to Cart Quick view Wiring Harness Adapter Hyperspark Ignition HOLLEY MSRP: Now: $35.82 Was: EFI Wiring Harness - Ignition Adapter Harness - HyperSpark Distributors to Holley EFI - Each HLY558-323
Add to Cart Quick view Wire Harness Adapter Plug Early TPS FAST ELECTRONICS MSRP: Now: $19.95 Was: Connector Kit - Early TPS Sensor - Connectors - Terminals - Each FST308030