Torque Solution 06-21 Subaru STI EJ Big Bore Manifold Big Bore 76mm Throttle Body Adapter - Black | TS-SU-870P-BK Ralliart_2009-2017 shorter stopping distances

shorter stopping distances

but it is available separately

75" Compressor Outlet

The stock fuel rails are fine for lower power levels but as horsepower increases

Torque Solution 06-21 Subaru STI EJ Big Bore Manifold Big Bore 76mm Throttle Body Adapter - Black | TS-SU-870P-BK Ralliart_2009-2017 shorter stopping distancesProduct Fitment: Subaru STI 2004 2005 (Requires 2006+ riveted throttle body) Subaru STI 2006 2021 Subaru WRX 2006 2007 Subaru WRX 2008 2014 (must swap to a confirmed fit intake manifold) Subaru Forester XT 2004 2008 Torque Solution Big Bore 76mm Throttle Body Adapter for Subaru EJ engines using a big bore intake manifold. Our adapter allows you to swap to a Toyota 76mm big bore throttle body which provides a 25% increase in size over OEM. Made from