Black Widow Exhausts Motorcycle Exhaust Downpipes + Link pipe Fits : Kawasaki Ninja 400 2017 - 2026 models Z 400 2017 - 2026 models - Designed to fit a silencer with a 51.5mm diameter, including our own Black Widow silencers - Spring fit system designed for a lightweight replacement. - 1 sensor models : no modifications required. 2 or more sensor models : the engine management light may appear when using this system. This can be prevented if set up by a tuning specialist. - See kit photo for included parts. - 2 Year Black Widow Unlimited Mileage Warranty.
