Used Alpina supercharger Clutch Friction Pads
Removed from a dismantled 2008 Alpina B7 with 37k miles
3.64mm to 3.69mm pad material left, so only about 83% worn from new
Fits all supercharged Alpina B5/B6/B7 models.
(Previously available as part of BMW p/n 11657973081 which is no longer available)
DIY video