GSC Power Division S2 Billet Performance Camshaft Kit EJ25 GRB/F STI DAVCS

Billet S2 camshafts for the 08+ Subaru STI EJ257 with Dual AVCS, built for higher-horsepower engines in the 500 WHP and up range.

To use the full potential of the S2 profile, the engine needs a built motor, a built/ported head and a good engine management system. Upgraded valve springs are required; beehive valve springs are recommended but not required.

Part number: GSC7026S2