 In 2010 model year, both models had a revised cylinder head with double overhead camshaft, an increased redline limit to 8,500 rpm, and an exhaust flap to give the exhaust a different tone.Power is increased to @ 7,750 rpm.At the 2012 Intermot, BMW announced that the 2013 model would have water cooling, deliver an additional , and weigh approximately more than the outgoing model.