When enhancing your engine's performance

2021+ BMW G82 M4

5 grams for seamless engine balance

resulting in catastrophic failures

BMW B46 Valves by Ferrea Options:Triple Groove - 30.6mm Intake / 29mm Exhaust When enhancing your engine's performanceFerrea Competition Plus Valves are renowned for being one of the most dependable extreme duty valves on the market. Engineered for the BMW B46 engines, these high performance valves are crafted from aerospace grade alloys, including EV8 Z18 for superior tensile strength. Ferrea's unique two step slow forging process optimizes grain flow, minimizes material stress, and enhances durability under extreme conditions. Each valve undergoes a 48 hour heat