S1 Exhaust by SC-Project for Aprilia RS660 and Tuono 660 from 2020 to 2023

This S1 has been developed through the partnership with Aprilia on the RS 660 Trophy.  The incredible TIG welded, S-shaped titanium pipe is completely handcrafted by some of the most skilled technicians in the world. SC-Project is a race tested and race proven Italian exhaust manufacturer. SC-Project uses their MotoGP, Moto3, Moto2 and Superbike racing experience to push the limits and develop the highest level of exhaust performance. The SC-Project S1 exhaust is a tapered exhaust with a large outlet diameter for enhanced exhaust air flow. The S1 performance is based off of technology directly developed in World Superbike racing. The silencer body features a conical shape for proper back pressure and optimal ground clearance during extreme lean angles. Aeronautical grade materials Large diameter exhaust outlet Bike specific exhaust mounting hardware included 24 month factory defect warranty Racing inspired design PART NUMBER  A23-CLT41T Exhaust Version  Race Version Exhaust