Change the nature of your BMW R NineT by adding more power, improved performance, and the unique BOS Exhausts sound.

Everything packed in a stylishly designed system. The result of taking design very seriously is a beautifully handmade exhaust system. 

This unique titanium DoubleUpper system is based on our Glemseck 101 roadracing experiences. 

Fits also on the BMW R NineT, R NineT Pure, and R NineT Urban GS .