Mosselman S55 Crank Hub Upgrade BMW F8x M2C/M3/M4 Add Installation Kit?:Yes Unlike primary downpipes

Unlike primary downpipes

and consistent performance under all driving conditions

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2x2 gloss twill carbon fiber with opposing matte carbon fiber and painted white accents

3 Series: E91 LCI Touring with Xenon 2008

Mosselman S55 Crank Hub Upgrade BMW F8x M2C/M3/M4 Add Installation Kit?:Yes Unlike primary downpipesIn the BMW S55 engine, the camshafts are driven by a timing chain connected to the crankshaft. This chain runs over a sprocket mounted on the crank hub. In the factory setup, the sprocket is not mechanically fixed to the crank hub, which can pose a riskespecially in tuned engines. Under increased power and load, the sprocket may slip, causing the engine timing to go out of alignment. The Mosselman S55 Crank Hub addresses this issue with a pinned