Upgrade the valvetrain of your 2021 and newer BMW M3 or M4 with GSC Power Division S1 Camshafts, part number 7093S1. Designed for BMW applications equipped with the S58 engine, this camshaft set features billet construction and 268/270 cam profiles intended for builds using upgraded turbochargers. The S1 profile provides a performance-focused valvetrain solution for enthusiasts and builders seeking camshafts matched to a modified forced-induction setup.
GSC Power Division develops performance engine components for demanding applications, and these S1 camshafts are designed to support the airflow requirements of a turbocharged S58 engine. Billet construction provides a strong foundation for high-performance use, while the application-specific profile helps maintain compatibility with the BMW S58 platform. Proper installation, valve clearance verification, and engine calibration are essential to achieving the intended results and maintaining reliable operation.
These camshafts are intended for competition, racing, or off-road applications where permitted and are not CARB approved. They may not be legal for use on pollution-controlled street vehicles in jurisdictions that require emissions-compliant parts. Confirm vehicle compatibility, turbocharger configuration, supporting valvetrain components, and local regulations before purchase. Professional installation by a qualified technician is recommended. This product may expose you to chemicals known to the State of California to cause cancer or reproductive harm; visit www.P65Warnings.ca.gov for more information.
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