SC Project S1 Exhaust Aprilia RS/TUONO 660 (2020-2024)

SC Project S1 Exhaust Aprilia RS/TUONO 660 (2020-2024)

PART NUMBER A23-CLT41T
Exhaust Version Race Version
Exhaust Finish Titanium
Exhaust End Cap Matte Carbon Fiber
Titanium Mesh on Exhaust Outlet No
Exhaust Type Full System Exhaust
Header Material Titanium
dB Killer No
Sound dB Rating 114 dB at 5.250 rpm
Weight -2,5 Kg (Stock 6,4 Kg / SC 3,9 Kg)
Mount Location Low Mount
Estimated Power Gains +3,1 hp at 10.000 rpm
Estimated Torque Gains +3,1 Nm at 6.500 rpm
Make/Model/Year Aprilia / RS 660 / 2020, Aprilia / RS 660 / 2021, Aprilia / RS 660 / 2022, Aprilia / RS 660 / 2023, Aprilia / Tuono 660 / 2021, Aprilia / Tuono 660 / 2022, Aprilia / Tuono 660 / 2023
Sold Per Kit
Product Exhausts & Air Filters
Brand SC-Project

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


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.