UK customers - please note this silencer is not road legal in the UK and will be marked Not for Road Use Exhaust System Fits: Keeway RKF 125 2021-2024 models. Euro 5 Spec with re-breather pipe. - Upgraded to be lighter with improved sound and performance. - Accepts the original Lambda sensor (O2 sensor) - Replaces the heavy OEM system. Silencer Baffle / DB killer is removable. - No modifications are required, ie Re-mapping, Power commander. - Silencer mounting strap, clamp, gaskets, and full fitment instructions included. - Header/Downpipe Material: 304 Grade Stainless Steel. - Silencer Material: 304 Grade Stainless Steel. - Silencer Body Length excluding tips = 300mm - Silencer Body Diameter = 110mm - Silencer Code: SN30R - See our Silencer .