The SPEC Stage 3+ clutch kit is specified for 2001–2006 BMW M3 E46 six-speed models and is intended for use with a billet single-mass flywheel. The kit targets drivers seeking a higher-capacity clutch package to support more aggressive driving or modified engines; it provides upgraded friction components and hardware sized for the E46 M3 single-mass flywheel installation, improving torque capacity over stock.
Spec 01-06 BMW M3 (E46 6sp) Stage 3+ Clutch Kit Use With Billet Single Mass Flywheel