09-14 YAMAHA YZF-R1: Hotbodies Racing MGP Growler Slip-On Exhaust (Carbon Fiber With Rolled Tip) Desire that aggressive look of a Grandprix Growler Exhaust System? Needing a little more mean to your lean machine? If so, you've come to the right place! Hotbodies Racing has a great solution and a price that's kind to your wallet. Hotbodies Racing's new MGP Growler inspired motorcycle exhausts will scare the competition with its deep growl of power and performance while showing off Hotbodies' famous aerodynamic styling. Available in carbon fiber or stainless steel (most models), this compact MGP Growler motorcycle exhaust bolts on your ride with zero modifications, giving you the look of a polished Grand Prix model. Complimented by Hotbodies' sleek Undertails or the Rear Tire Huggers, this MGP exhaust will give your bike a 'direct from the race track' look. No modifications necessary.