Exhaust Headers/Downpipes Collector Fits: Honda CB500F 2016, 2017, 2018, 2019. CBR500R 2106, 2017, 2018, 2019. - Compatible with the original silencer and our own Black Widow Silencers, or any silencer made to fit the original system. - 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. - Material : 304 Grade Stainless Steel. - OEM weight = 3.4kg vs Black Widow = 2.4kgs - 2 exhaust port gaskets included. - Two year Black Widow unlimited mileage warranty.
