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8L L6 1973 - 1974 GMC Jimmy 292/4
Low-profile design
Model 4150™
8 V8 2006 - 2013 GMC Sierra 1500 325/5
Part Number: 17344
HP EFI ECU & Harness Kits - 550-607N _related_air-and-fuel-delivery 8L L6 1973 - 1974Overview: 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
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