Holley EFI Drive by Wire EFI Wiring Harness - Holley EFI Dominator EFI - GM H77603F 100% welded construction for strength

100% welded construction for strength

1997-2011 Chevrolet Corvette

The OE Camaro and Corvette accessory brackets may need to be clearanced when installing Holley 2-Piece LS and Tall LS valve covers and coils

Made from a strong PVC foam and reinforced with nylon mesh

1999-2002 Ford E-450 Econoline Super Duty

Holley EFI Drive by Wire EFI Wiring Harness - Holley EFI Dominator EFI - GM H77603F 100% welded construction for strengthDrive By Wire Harness Early Truck Holley is quickly becoming The New Standard In EFI! Holley's HP ECU is standard equipment on the 2013 2014 Chevrolet COPO Camaro and Holley's EFI throttle body powers every NASCAR Cup Series team. Top racers are making the switch to Holley EFI every day. Racers like Tom Bailey who set three new records and took the overall event win on the 2013 Hot Rod Magazine Drag Week and John Scali who used it to win the 2013 JEGS