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giving your Silverado/Sierra that custom look that goes hand in hand with the deep performance sound of the Flow FX muffler
1992-1995 Ford Taurus 232 CID
1964-1966 Buick Skylark
Hangers Included: No
Manual Locking Front Hubs 2002-2004 Ford F-250 Super Duty All Wheel ABS
Holley HP EFI ECU and Harness Kits 550-603 MediumMargin giving your Silverado/Sierra that customHP ECU AND HARNESS LS2 & LS7 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
