For 08+ STi EJ25 Dual AVCS – GSC P-D Billet S1 Camshaft IN/EX Set 264-10.80/10.50mm Lift.
Intake Camshaft – 264 duration / 10.80mm lift
Exhaust Camshaft – 264 duration / 10.50mm lift
Intake Center line – 125
Exhaust Center line – 128
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. Upgraded valve springs are required; Beehive valve springs are recommended but not required.
- 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
This Part Fits:
Year | Model | Submodel |
---|---|---|
2008-2014 | Impreza | WRX STI |
2015-2016 | WRX STI | Base |
2015 | WRX STI | Launch Edition |
2015-2016 | WRX STI | Limited |
2016 | WRX STI | Series.HyperBlue |