The GSC S3 billet right exhaust camshaft is a direct-fit replacement for specified Subaru 2.5L WRX and STi applications. Offered as the right-side exhaust cam only, it fits 2006–2007 WRX and 2004–2007 STi models with the compatible valve train. Use it to restore correct valve timing and engine function where a factory-style billet exhaust cam is required.
GSC P-D 06-07 Subaru 2.5L WRX / 04-07 Subaru STi S3 Cams 282 Billet - (Right Exhaust Cam Only)