Iv been hearing a thumping when pushing hard out of 1st. We have checked the usual suspects (Guibo, mid carrier) but narrowed it down to te driveshaft. Of course the M540i has the RAREST driveshaft combo. Im having a really hard time locating one. Any help is great! thanks,
95 m540i/6
86 325e
68 c10
00 gsxr 750