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Clutch Masters FX350 sprung fiber clutch kit for 2005–2008 Audi S4 4.2L (B8) raises holding capacity and is intended for street/track use. Using a heavy‑duty pressure plate and Fiber‑Tough friction material, the FX350 offers an increase in holding capacity over stock with a firmer engagement; it may produce some chatter. It’s suited to seriously tuned normally aspirated engines or moderate boost setups and built to OEM fitment standards.
Clutch Masters 07/05-12/08 Audi S4 4.2L B8 FX350 Sprung Fiber Clutch Kit
