ZARD Ducati Streetfighter and Streetfighter S stainless steel full exhaust system. 2 into 1 into 2 collectors range in diameter from 57mm to 63.5mm to 54mm. Total weight of all included parts from ZARD is 13.8lbs (6.26kg). Includes carbon fiber end caps and two carbon fiber heat shields. Expect a power increase of around 9 rwhp. This exhaust utilizes the OE exhaust manifolds that bolt to the motor. Everything else is included with this kit. Shown below in full titanium.