For BMW S55 N55 F82 F32 M2 M3 M4 135i 335i E90 E92 X3 Crank Hub Bolt Capture Kit
For BMW E82/E88 135i 2010–2013. The N55/S55 suffers from a weak point in its crankshaft. The transmission causes more stress on the engine rotating components at high engine speeds requiring downshifting.