Products (1872)

HP EFI ECU & HARNESS KITS: PART# 550-603 GM LS2/3/7 (58x crank sensor) with USCAR (EV6 Style) connectors on injector harness, Includes Bosch Oxygen Sensor OVERVIEW: Looking for a plug and...

HP EFI ECU & HARNESS KITS: Part# 550-607 GM LS2/3/7 (58x crank sensor) with Jetronic/Minitimer (Bosch type) connectors on injector harness (fits Holley 522-xxx injectors), Includes Bosch Oxygen Sensor OVERVIEW: Looking...

HP EFI ECU & HARNESS KITS: Part# 550-603N GM LS2/3/7 (58x crank sensor) with USCAR (EV6 Style) connectors on injector harness, Includes NTK Oxygen Sensor OVERVIEW: Looking for a plug and...

HP EFI ECU & HARNESS KITS: Part# 550-607N GM LS2/3/7 (58x crank sensor) with Jetronic/Minitimer (Bosch type) connectors on injector harness (fits Holley 522-xxx injectors), Includes NTK Oxygen Sensor OVERVIEW: Looking...

Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you...

Looking for a alternative for your stock or built late model factory FORD EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP...

HP EFI ECU & HARNESS KITS: Part# 550-607N GM LS1/LS6 (24x crank sensor) with Jetronic/Minitimer (Bosch type) connectors on injector harness (fits Holley 522-xxx injectors), Includes NTK Oxygen Sensor OVERVIEW: Looking...

HPL Synthetic ATF with Boosted Technology, the automatic transmission fluid that is chemically engineered to exceed the harsh demands of high performance transmissions.This is achieved by using only the highest...