The 2008 BMW M5, part of the vehicle's fourth generation, stands as a high-performance variant of the 5 Series. Featuring a monstrous 5.0-liter V10 engine, it offers an impressive 500 horsepower coupled with a 7-speed sequential manual gearbox (SMG), with a traditional 6-speed manual available as an option. The M5 is equipped with rear-wheel drive, balancing performance and control. This model year includes a sunroof, power rear sunshade, front and rear heated seats, and an onboard navigation system. The M5 also boasts high-tech safety features for its time, including stability control and multiple airbags. Its iDrive infotainment system controls audio, navigation and climate functions but has been critiqued for its complex operation.