Welcome to our store! 100% brand new and high quality! Application:Universal. Specification: 100% quality assurance tested, more responsive, less expensive, easier to install. Electrical exhaust cutout made of high quality Aluminum light weight. The butterfly, along with the shaft, are both of valve’s bottom and top in order to overlap the plate which when closed, insures a tight closed. No need to crawl under your car or truck ever again to uncork your exhaust. No need to run a loud muffler all the time to get the maximum horsepower for your ride. Just Bolt-On, fits 2.5" diameter 3-Bolt Flanges. Design your own Y-pipe and use your own switch, Bolt-on. !!The diameter of product is 61mm +/-1mm. Also please check to make sure your factory/ aftermarket exhaust is 2.5". Material & Color: Material: made of high quality Stainless Steel. Color: as picture. Package Included: 1x Exhaust Cut Out Kit. (100% Brand New Never Used Or Installed) Note: Provide Tracking Number With Every Order, Please Buy With Confidence! No installation guides are included, we highly recommend to seek professional installation. Any damage during installation will not be refunded. Will come with everything you see in the picture. Please allow difference due to manual measurement. Please check that the picture matches before purchase. The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.