GSC Stage 3 Camshafts Subaru WRX 2006-2007 / STI 2004-2007 100 The pillow ball top mounts

The pillow ball top mounts also allow you a more direct feel for solid driver response

you will need to verify by comparing your existing pad shape to our online photos

Part #: SKR84-BUB00

GSC Power-Division Billet S1 camshafts for the USDM STi and WRX with Intake only AVCS

GSC Stage 3 Camshafts Subaru WRX 2006-2007 / STI 2004-2007 100 The pillow ball top mountsPart #: 7025S3 GSC Power Division Billet S3 camshafts for the USDM STi and WRX with Intake only AVCS. These cams are built to suite the high horsepower drag Subys. With a power range of 750 1000WHP and a rev range of 4500 9500rpms, you need some certain mods to utilize the true potential of the S3s. Built motor, with a built ported head (clearanced for lift), and a standalone engine management system. Upgraded valve springs are required; Beehive valve