The Original E39 M5 / 540 M-Sport Finned diffuser! Slimmbones was the first to bring you quality parts for the E39 Chassis and continues to offer great parts at a great value to this day!
The BMW E39 540i M-Sport / M5 97-03 “Finned” Rear Diffuser features:
Built using sturdy materials [polyurethane and Pre-Preg Carbon Fiber]
- Oem + Design that is classy yet aggressive
- uses oem hardware / clips
- Designed and made in the USA