GM LS GEN IV 1-BOLT W/ VVT & AFM 2008 & UP

COMP Cams FSL Series L99 Camshaft 689-199-13 (C.A.R.B.) COMP Cams introduced the first performance aftermarket camshaft in 20 years to pass the stringent California Air Resources Board (CARB) Executive Order (E.O.) process for a domestic engine. The CARB...

COMP Cams XFI Series Camshafts COMP Cams XFI cams are designed increase RPM and Horsepower while still providing a stable valvetrain. Dual Valve spring kit part number 80540K1 recommend to acheive maximum power from your COMP Cam.  Note: Some...

COMP Cams XFI Series Camshafts COMP Cams XFI cams are designed increase RPM and Horsepower while still providing a stable valvetrain. Dual Valve spring kit part number 80540K1 recommend to acheive maximum power from your COMP Cam.  Note: Some...

COMP Cams XFI Series Camshafts COMP Cams XFI cams are designed increase RPM and Horsepower while still providing a stable valvetrain. Dual Valve spring kit part number 80540K1 recommend to acheive maximum power from your COMP Cam.  Note: Some...