HP EFI ECU & Harness Kits - 550-607 chokes Brand Holley Color Black Anodized

Brand Holley Color Black Anodized Emission Code 5 Filter Type Mounting Bracket Material Aluminum Product Type Fuel Filter Warranty Limited 90 Day

4L V8 1968 - 1969 Chevrolet Biscayne 327/5

Applications: 1988-1994 Chevrolet K1500

it provides improved horsepower and torque

7L V8 1987 GMC V1500 350/5

HP EFI ECU & Harness Kits - 550-607 chokes Brand Holley Color Black AnodizedOverview: Looking for a plug and play kit for your GM LS engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more. Got a stock LS engine? Simply download a base map and you're on your way. Got a turbocharged, nitrous fed LS engine on water meth? This HP EFI kit can control that too! Features: Simple Installation Plug and Play control of GM LS2 LS3 LS7 engines. Just plug the harness into your factory