GSC Power Division S3 billet camshaft for 2008+ Subaru WRX/STI applications is a left-side exhaust cam specified as 282/282. This billet exhaust cam is intended for drivers updating valvetrain timing and lift on compatible late-model STI engines and is supplied as a single exhaust camshaft for the left bank. Use where a matched cam profile is required for staged engine builds.
GSC P-D 08+ STi S3 Cam 282/282 Billet - Left Exhaust Only