UK customers - please note this silencer is not road legal in the UK and will be marked Not for Road Use Silencer Kit Fits: KTM 390 DUKE 2021 2022 2023 KTM RC 390 2021 2022 2023 - Link pipe and Silencer to replace the OEM silencer. - Louder with improved gas flow. - No modifications required. (Re-mapping, Power commander) - Kit includes Link Pipe, Silencer and Silencer fixing kit and instructions. - Link Pipe Material: 304 Grade Stainless Steel. - Silencer Material: 304 Grade Black Painted Stainless Steel. - Body Length excluding tips = 230mm - Silencer Code: BN23V - See our Silencer Specifications Tab for length noise levels. - Two year Black Widow warranty.