GSC P-D 08+ STi S3 Cams 282/282 Billet

The GSC Power Division P-D 08+ STi S3 Cams are high-performance billet camshafts designed to optimize engine breathing and increase power output for Subaru models. Featuring 282/282 duration profiles, these cams are engineered to enhance top-end horsepower and torque across a broad RPM range. Constructed from durable billet steel, they offer precise timing control and improved reliability for aggressive driving and track use. The S3 series cams are ideal for enthusiasts seeking significant performance gains through a reliable, bolt-on upgrade that maintains drivability and engine longevity.

These camshafts are compatible with Subaru WRX and STI models from 2008 and newer, specifically tailored for engines with the EJ series. They serve as direct replacements for stock cams, providing a substantial upgrade for street, track, or spirited driving applications. Installation typically involves standard camshaft removal and replacement, making them suitable for experienced enthusiasts and professional tuners. The kit includes the billet camshafts, with no additional components specified, and is designed to work seamlessly with existing valvetrain components for a straightforward upgrade process.