Clutch Masters lightweight steel flywheel for 2011–2013 BMW 550i 4.4L V8 twin-turbo is CNC machined, precision balanced and black oxide coated for corrosion resistance. Produced in the USA, flywheels are zero balanced and SFI 1.2 certified for motorsports. They work with OEM-style clutch kits and help deliver quicker engine response and reduced apparent turbo lag in turbocharged setups.
Clutch Masters 11-13 BMW 550 4.4L F10 Lightweight Steel Flywheel