Features: 1.De?cat Performance Mid Pipe replaces both the primary and secondary catalytic converters to create a free flowing exhaust. Direct mid pipe replacement fit for 125 250 390 RC390 2017+ . 2.With the added an advantage of keeping your rear shock cooler, ensuring longer life and reduced damage. Compatible with the OEM silencer/muffler and others that fit the original catalytic converter. 3.Made of 304 stainless steel with a thickness of 1mm/0.04in, glossy, heat and high temperature resistant, which has long durability. 4.Reduces heat and increase air flow, performance De?cat pipe weighs 770g/1.7lbs, original primary and secondary weigh 4.01kg, saving 3.24kg/ 7.1lbs weight in the catalytic section. Gain anywhere from 5 to 6HP, get the sound and performance by adding this midpipe. 5.No modifications required. (Re-mapping, Power commander). Lambda sensor (O2 sensor) is located on the original front pipe which is retained and used with this upgrade. Specification: Condition: 100% Brand New_x000D_ Item Type: Exhaust Mid Link Pipe_x000D_ Material: 304 Stainless Steel_x000D_ Color: As picture shown_x000D_ Fitment:_x000D_ Fit for RC390 2017-2020_x000D_ Fit for 125 2017-2020_x000D_ Fit for 250 2017-2020_x000D_ Fit for 390 2017-2020 PackageList: 1 x Exhaust Mid Pipe 1 x Screw Pack Note: This kit requires the use of the existing OEM clamps and gaskets.