Fuel Pump - Stealth 450 - Electric - In-Tank - 450 lph - 6 AN Female Outlet - 6 AN Female Return - 1/2 in Hose Barb Vent - Gas - Aluminum - Black Anodized - Subaru WRX / STI 2008-20 - Each

Fuel Pressure Regulator - Dominator Billet - 15 to 65 psi - In-Line - 10 AN Female O-Ring Inlet - 10 AN Female O-Ring Outlet - 8 AN O-Ring Return - 1/8 in NPT Port - Bypass - Aluminum - Black / Clear Anodized - Diesel / E85 / Gas - Each

Fuel Pressure Regulator - Dominator Billet - 4.5 to 9 psi - In-Line - 10 AN Female O-Ring Inlet - 10 AN Female O-Ring Outlet - 8 AN O-Ring Return - 1/8 in NPT Port - Bypass - Aluminum - Black / Clear Anodized - Diesel / E85 / Gas - Each

Nitrous Micro Switch - Bracket Included - Holley 4500 Carburetors - Kit

Throttle Body - 1745 CFM - Dominator Flange - 4-Barrel - Aluminum - Black Anodized - Universal - Kit

Carburetor Adapter - Super Sucker - 2 in Thick - 4 Hole - Dominator to Square Bore - Aluminum - Polished - Each