Check the listing for details. UPR Sound Symposer Delete w/ Pressure Port Fits 2013-2018 Focus ST ST250. Condition: New. Listed at 23.99 USD. AMP products - The store for the best deals on new and closeout accessories and performance.--------------------------------------------------------------------------------------------------------------------------------------" Other eBay re-seller don't offer this quality. Check their feedback and quality. Look at their pictures and see for yourself " UPR Sound Symposer Delete w/ Pressure Port Fits 2013-2018 Focus ST ST250( Cleanest Bolt-On Symposer Removal Kit Available ) * Aluminum Symposer Plate w Bolts* Firewall Plug and Zip Tire for Harness* Includes 1/8" Forged Aluminum Barbed Fitting and Plug (No Cheap Plastic Fittings)* Re Uses OEM O ring for a perfect fit Description:Ideal for reducing engine noise in the passenger cabin and hot engine air. Focus ST symposer delete with pressure port. One of the simplest mods for the Focus ST and eliminates the factory symposer and the "piped in” engine sound to the passenger cabin.