Cat Cams Custom Camshafts for M5x/S5x Single Vanos EnginesDue to ongoing Tariffs, based pricing of camshafts has been increased to account for 50% tariff fees Camshaft selection is crucial to unlocking potent power with the M5x S5x platform. By increasing the maximum lift of the intake and exhaust valves as well as the duration you can manipulate engine characteristics to your desire. These are various grinds that Cat Cams provides. For our custom RRD Race cam see our other listing. Pair these with our