This MBRP exhaust system is great for those who drive Dodge Ram 2500 and 3500 trucks from 2004.5 to 2007 with Cummins 600/610 engines. Whether you're cruising on the highway or doing some off - road adventures, this exhaust will enhance your driving experience. It's ideal for drivers in dry climates or anyone looking for a cost - effective way to improve their vehicle's performance. The heavy - gauge Aluminized Steel tubing provides durability, and the mandrel - bent design ensures smooth exhaust flow.