KTM 1090 Adventure / R - (2017-2020) Yoshimura Stainless RS-4 Slip-on - Carbon coned end cap - Race Series

Yoshimura R&D has developed the current generation RS4 for Adventure Bikes a design that provides an unrivalled combination of power and a quiet exhaust note. The RS4 features a Pentagonal stainless steel silencer sleeve for increased durability,

The front end-cap has a noise reducing Polyresonant duplex chamber, the rear a turned out carbon cap. All parts required for fitment are included (fittings/link pipe etc.) with full fitting instructions and is developed to fit without fuel modification.

This exhaust is designed and intended for closed course competition use only, and is labelled as such, it is neither designed or intended for use on public roads or land.