GSC P-D Subaru EJ257 w/Dual AVCS S1 Cams 266/264 Billet - 7026S1

GSC Power-Division billet S1 camshafts for the 2008+ STI EJ257B with Dual AVCS. Good for stock frame turbo or up to 500 WHP (GT35R) upgrades. 

• Check Pictures for cam placement. Long nose = Left Side. Short nose = Right Side
• Due to the lobe size, head castings will need to be filed down slightly for clearance. Please check during install