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Originally Posted by M-technik-3  Might want to consider the Z3 M diff as it's non mechanical. It's very nice. What is the final drive of the trans and are you doing a manual one or auto? EWS IMO eliminate it, simple alarm or locks work. If someone wants it bad enough they will steal it. EWS or not.
Rear brakes? |
I could be wrong, but I think Z3 M roadsters and M coupes came with LSD's while non M Z3's came with Torsen diffs.