The BMW M Roadster was designed to be the performance version of the BMW Z3, and there were significant differences between the two variants. The body of the M Roadster had many slight differences. These included front and rear bumpers, gills, rear wings, boot and mirrors. Other changes included adding a limited slip differential, a different gearbox and strengthening the chassis.The interior had a different look to the standard Z3, starting with the M-version steering wheel and including different instrumentation such as an oil temperature gauge. Finally, the car was available in M-specific colors which were not released for the regular Z3, please call for more details, ask for KEN. PICTURES EXPLAIN THOUSAND WORDS, PLEASE LOOK, CLEAN TITLE, CLEAN CAR FAX HISTORY.