Black Widow Exhausts Motorcycle Exhaust Downpipes Fits: Honda CB 500 F 2020, 2021, 2022, 2023 models CBR500R 2020, 2021, 2022, 2023 models Compatible with the original silencer and our own Black Widow Silencers, or any silencer made to fit the original system. Improves Performance and Fuel economy. Accepts the original lambda (02) sensor, no changes or modifications are required. Less weight with no restriction. Greatly improves gas flow, throttle response and sound. Exhaust emissions are not included in the motorcycle Mot, this will pass an Mot. Material : 304 Grade Stainless Steel. 2 Year Black Widow Unlimited Mileage Warranty.
