AEM H22A/F22A High Volume Fuel Rail K20C1 Kpro can only be installed

Kpro can only be installed into 01-05 EP3 PNF ECU's

IS176-1650H - Subaru STI '04-'06 & Legacy GT '05-'06 Fuel Injector Clinic Injector Set: 4x1650cc Saturated / High Impedance Ball & Seat Injectors

This is the smaller of the two differential bearings (top main case side)

IS176-1200H - Subaru STI '04-'06 & Legacy GT '05-'06 Fuel Injector Clinic Injector Set: 4x1200cc Saturated / High Impedance Ball & Seat Injectors

8T 53mm Fuel Injector Clinic Injector Set: 4x650cc Saturated / High Impedance Ball & Seat Injectors

AEM H22A/F22A High Volume Fuel Rail K20C1 Kpro can only be installedAEM High Volume Fuel Rail for Honda F22A1, F22A4, F22A6, H22A1, H22A4 & H23A1 AEM High Volume Fuel Rails feature a 1 2 inch fuel bore to support fuel flow for applications up to 1,000 horsepower. This large bore also dampens backpressure pulses created by larger injectors and works perfectly with stock injector sizes. An additional 1 8th NPT port is included to accommodate a nitrous set up or fuel pressure gauge. A custom fuel line fitting is included