The BMW 550i Gran Turismo was a variant of the F10 BMW 550i that was introduced for the 2010 model year. The 550i Gran Turismo, also seen as the 550i GT, was a four door liftback sedan that was powered by BMW's N63B44 engine. When first launched, this 4.4L twin-turbo V8 engine had an output of 402hp, but for the 2014 model year, it received a technical update which saw output increased to 444hp. Drive from the engine was sent to the rear wheels through a 6 speed manual or 8 speed automatic transmission. Production of the F10 550i Gran Turismo ended in 2017 when BMW introduced the next generation G30 5 Series.