HP EFI ECU & Harness Kit HO550-602 Product:Suit LS1/LS6 (24x Tooth Crank Sensor) 1" Universal Billet Fan Spacer

1" Universal Billet Fan Spacer KitSuits Chevy

7500" UHL With 3/8" Socket Head

Hg/45 psi 2-5/8 BOOST-VAC

AR901-8700

HP EFI ECU & Harness Kit HO550-602 Product:Suit LS1/LS6 (24x Tooth Crank Sensor) 1" Universal Billet Fan SpacerHP EFI ECU & Harness KitSuit LS1 LS6 (24x Tooth Crank Sensor) HO550 602 550 602 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! Stop reflashing your factory ECU every time you make a