GSC's S1 camshaft set for the Dual AVCS equipped STI is designed for the stock turbo all the way to a GT35R. The horsepower range for the GSC Stage 1 camshaft set is 350-500whp. GSC Stage 1 cam set takes advantage of low end spool and increases mid and high RPM tq and hp. Truly an awesome set of camshafts for a bolt on equipped 2011 STI.
Dual AVCS Stage 1 Cam Specs:
- Intake 266 / 225 @ .040" / Peak Lift 10.7MM / Centerline AVCS
- Exhaust 264 / 222 @ .040" / Peak Lift 10.4mm / Centerline AVCS