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or the radiator fins
16mm CNC machined turbo flange
HO26-68 - REPLACEMENT JET REMOVAL TOOL
or normally aspirated applications
HO46-74 - THROTTLE SOLENOID
Holley HP EFI ECU & Harness Kit (HO550-602) 3SGTE or the radiator finsHO550 602 HP EFI ECU WITH HARNESS Suit LS1 LS6 (24x Tooth Crank Sensor) Part Number: HO550 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
