Improve the sound and performance on your Dodge Durango 5.7L with premium headers from Stainless Works. American-Made and designed for the 2011-26 Durango 5.7L these headers feature 1-7/8" primary tubes that are CNC mandrel bent to increase air flow and engineered to create power. These headers come with 3" slip-fit collectors as well as high-flow catalytic converters that flow into our lead pipes merging into an easy connection to your Stainless Works or stock exhaust.