
COMP Cams offers a 50-state legal FSL camshaft for the L99 and similar LS families with VVT and AFM, engineered to install with stock components and a tune. As a bolt-in option, it can provide a measurable peak-power increase—listed as about 30+ HP—while maintaining emissions compliance. This cam is intended for owners who want a straightforward performance upgrade for compatible VVT/AFM LS engines.
COMP Cams Camshaft GM Gen IV LS2/LS3 1 Bolt FSL Series