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This COMP Cams FSL-series camshaft targets GM L99/LS3 Gen IV single-bolt engines with AFM and VVT, offering a 50-state legal drop-in performance option. It fits with stock components and a tune and is claimed to provide up to a 47+ HP increase in peak power for compatible engines, delivering a substantial boost while remaining emissions-compliant. Recommended for enthusiasts seeking a major torque and horsepower improvement without excessive modification.
COMP Cams Camshaft GM LS 358 VVT/AFM Gen IV 1 Bolt FSL Series
