Parts & Accessories Spare parts For sale: Max Power Kit GMC Sierra 3-inch * Installed on a GMC Sierra model 2016. * The kit is very clean, no welding or modifications done to it. * Comes with a clean 3-inch Y-pipe. * It has a factory outlet and a two-pipe outlet, and you can switch between them using the clamp. * Sold without the tuner. * Sold as a complete kit with the Y-pipe. The kit is clean. Selling for offers, no fixed price. Contact via WhatsApp.