This Hooker BlackHeart Cat-Back exhaust system fits 2011-2022 Dodge Durango's with the 5.7L HEMI engine. Constructed from 2.5 inch mandrel bent 304 stainless steel for lighter weight, strength, performance and superior corrosion resistance. It has high flow straight through mufflers that provide a deep performance tone with a moderate to aggressive sound level to make your Durango stand out from the rest. The H-Pipe and resonators provide a balanced tone and reduced interior sound level for comfort while driving. This system includes 4 inch polished stainless steel tips for added style. All hardware is included for a hassle free installation. This system is backed by Hooker BlackHeart's limited lifetime warranty.