Holley EFI Solenoid Driver High Current Peak and Hold Module - 2 Channel - Holley EFI EFI H77803FXXXL The Side Buttons in the

The Side Buttons in the Grip Handle Allow You to Manually Shift Up or Down When in Drive

1975-1978 GMC G15

Chevy V8s with large oval-port cylinder heads (1975 and earlier)

The PowerCore ® filter optimize engine performance by directing air through specifically designed channels that allow clean air to efficiently enter the engine

Holley EFI Solenoid Driver High Current Peak and Hold Module - 2 Channel - Holley EFI EFI H77803FXXXL The Side Buttons in the2 Channel Water Methanol High Current Peak and Hold Module 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