The BMW M6 is a high-performance version of the 6 Series marketed under the BMW M sub-brand from 1983 to 2019 (with a break from 1990 to 2004).

Introduced in the coupe body style, the M6 was also built in convertible and fastback sedan ('Gran Coupe') body styles for later generations. An M6 model was built for each of the first three generations of the 6 Series. Production of the M6 ended in 2019 and it was replaced by the BMW M8 (F91/F92/F93) in 2019.

Following a hiatus in M6 production for 16 years, the M6 version of the E63/E64 6 Series was introduced in 2005. The M6 uses the same BMW S85 V10 engine and SMG-III automated manual gearbox as the E60 M5.

The M6 was produced as both a coupé (E63 model code) and a convertible (E64 model code). The exterior styling was overseen by Karl Elmitt.

The M6 had two modes for engine power: a "P400" mode in which the engine has a rated power output of 294 kW (394 hp) and a "P500" mode in which the engine has a rated power output of 373 kW (500 hp). Manufacturer claimed performance included a 0–100 km/h (62...