Holley EFI Universal V8 Multi-Point Main Harness - (EFI-558-504)

DescriptionUniversal Multi-Point Main Harness; For Avenger EFI/HP EFI/Dominator EFI Systems;Holley products have been the undisputed leader in fuel systems for over 100 years. Holley carburetors...

DescriptionUnterminated Universal Main Harness; For HP EFI/Dominator EFI Systems;Holley products have been the undisputed leader in fuel systems for over 100 years. Holley carburetors power every...

DescriptionUniversal Coil On Plug Harness; Plug And Play Harness; For Use w/PN[558-312/558-318];This harness provides a plug and play upgrade solution for those seeking to convert to Coil-On-Plug...

DescriptionUniversal MPFI Main Harness; Fits w/4 cyl. EV14 Injector HP/Dominator EFI; 205 lb./hr.;Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have...

DescriptionHyperspark Ignition Adapter; To Holley EFI Main Harnesses; For Use w/Terminator X EFI;Designed to plug and play with HyperSpark distributors and Holley EFI main harnesses with an ignition...

DescriptionUniversal Unterminated Ignition Harness; For HP EFI And Dominator EFI;Holley is probably best known for its hot-rodding image. Indeed, Holley DOMINATOR? carburetors still propel...