GSC Stage 1 Camshafts Subaru WRX 2006-2007 / STI 2004-2007 | 7025S1 Impreza_2008-2011 TIG Welded DesignEnsures durability and

TIG Welded DesignEnsures durability and long-term reliability

Benefits include:

These studs use a 12-point style nut and are OE-11mm sized

Extremely quiet

Excellent all purpose spec cams

GSC Stage 1 Camshafts Subaru WRX 2006-2007 / STI 2004-2007 | 7025S1 Impreza_2008-2011 TIG Welded DesignEnsures durability andFitment Information: 2006 2007 Subaru WRX 2004 2007 Subaru STI Features: GSC Power Division Billet S1 camshafts for the USDM STi and WRX with Intake only AVCS. These will not drop any low end power, and will creating more power and torque across the entire rpm range. Good for stock frame upgraded turbos or up to 500WHP upgrades. Upgraded valve springs are required; Beehive valve springs are recommended but not required. Specs: Intake 264 226 @ . 040"