Description Description Wiring Harness - J3 Auxiliary Input / Output Connector - Dominator EFI - Each View AllClose
Add to Cart Quick view J4 Connector & Harness (HLY558-404) HOLLEY MSRP: Now: $186.25 Was: EFI Wiring Harness - J4 Auxiliary Harness - Holley Dominator EFI - Each
Add to Cart Quick view Connector & Pin Kit J2A/J2B/J3/J4 (HLY558-408) HOLLEY MSRP: Now: $181.75 Was: Connector and Pin Kit - J2A / J2B / J3 / J4 Plugs - Holley Dominator EFI - Kit
Add to Cart Quick view Auxiliary Harness J2A Connector (HLY558-401) HOLLEY MSRP: Now: $189.85 Was: EFI Wiring Harness - J2A Auxiliary Connector Harness - Holley Dominator EFI - Universal - Kit
Out of stock Quick view HEI Ignition Harness (HLY558-304) HOLLEY MSRP: Now: $54.35 Was: EFI Wiring Harness - Ignition Adapter Harness - GM Small Cap HEI Distributor to Holley Avenger / HP / Dominator EFI - Each
Add to Cart Quick view Main Harness - Universal MPFI (HLY558-104) HOLLEY MSRP: Now: $437.95 Was: EFI Wiring Harness - MPFI Main Harness - Holley HP / Dominator EFI - Universal - Each
Add to Cart Quick view Ford TFI Ignition Harness (HLY558-305) HOLLEY MSRP: Now: $104.35 Was: EFI Wiring Harness - Ignition Adapter Harness - Ford TFI Distributor to Holley Avenger / HP / Dominator EFI - Each
Add to Cart Quick view Drive By Wire Harness GM (HLY558-406) HOLLEY MSRP: Now: $205.15 Was: EFI Wiring Harness - Drive by Wire - Holley Dominator EFI - GM - Each
Add to Cart Quick view Flying Lead Main Harness (HLY558-126) HOLLEY MSRP: Now: $351.95 Was: Ignition Wiring Harness - Flying Lead - 15 ft Long - Crimped - Universal - Kit
Add to Cart Quick view J2B Auxiliary Harness Kit (HLY558-402) HOLLEY MSRP: Now: $145.75 Was: EFI Wiring Harness - J2B Auxiliary Connector Harness - Holley Dominator EFI - Universal - Kit