The SPEC Stage 1 clutch kit for 2003–2007 BMW 118d (E8x) is a single-disc solution specified to require a billet flywheel. Offered as a direct-fit replacement, the Stage 1 kit provides a straightforward upgrade path that preserves drivability while accommodating the necessary flywheel change. It is positioned as a reliable OE-style option for the specified E8x diesel applications.
Spec 03-07 BMW 118d (E8x) (Billet Flywheel Required) Stage 1 Clutch Kit