Clutch Masters steel flywheel for 2005–2008 Audi S4 (B7) 4.2L is precision CNC machined in the USA from 1045 steel billet, then zero-balanced and coated with black oxide for corrosion resistance. It accepts OEM-style clutch kits or Clutch Masters FX series discs, carries SFI certification, and is assembled and inspected by hand to provide consistent weight balance and improved engine response when paired with compatible clutch setups.
Clutch Masters 05-08 Audi S4 (B7) 4.2L Steel Flywheel