is . E63/64 M6 (2005–2011) 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 and a "P500" mode in which the engine has a rated power output of . Manufacturer claimed performance included a 0– acceleration time of 4.6 seconds. The top speed was electronically limited to or if the optional M-driver's package is fitted. The coupe version weighs and the convertible version weighs . Weight reduction measures include a (coupe-only) carbon fibre roof (a first for regular production model last used on E46 M3 CSL), thermoplastic quarter panels, aluminium doors, aluminium bonnet (hood) and a thermo-fibre plastic boot (trunk) lid. From 2007 a 6-speed manual gearbox was offered in North America, only 701 examples were produced with a manual gearbox (323 Coupes and 378 Convertibles). Production of the M6 ended in 2011, with sales over the five-year run totalling 9,087 for the coupe and 5,065 for the convertible. F06/F12/F13 M6 (2012–2019) The new model is based on the F12/F13/F06 6 Series, and shares its 7-speed dual clutch ("M-DCT") transmission and BMW S63 twin-turbo V8 engine with the F10 M5. The official performance figures state the acceleration time from in 4.2 seconds for the coupe and Gran Coupé, and 4.3 seconds for the convertible. The top speed is electronically limited to , or with the optional M-driver's package. The differential is an electronically actuated ("Active M") limited slip differential. The curb weight for the coupe is , the curb weight of the convertible is and the curb weight of the Gran Coupé is . The front of the car has a newly designed M kidney grille with an “M6” badge – a homage to the first generation of the M6. The lead exterior designer of the F12/F13/F06 6 Series was Nader Faghihzadeh. M Performance Parts can be fitted to all M6 models. These include black kidney grilles, a sport exhaust system that reduces weight, a carbon fibre diffuser, a carbon fibre spoiler, a carbon