Do the M3 and 328 use the same slave cylinder? If not is the M3 slave cylinder a upgrade to a 328's? Is the M3 slave cylinder needed if you upgrade to a M3 flywheel/clutch?
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Mods: M50 intake manifold, BFP CAI, Fan delete, CDV delete, Clears all around, M contours, Clutch stop, Debaffled exhaust, CF BMW emblems