2001-2016 Chevrolet Silverado/GMC Sierra 2500/3500 - Duramax 6.6L 85401-201

Best of all, the Evolution CTS3 is 50-state emissions compliant, meaning you can enjoy safe, reliable power without compromising on environmental standards or legal requirements. Backed by Edge Products’ industry-leading innovation and support, the Evolution CTS3 is the perfect choice for Duramax owners who want maximum power, optimized towing, and total control—all in one powerful, easy-to-use package.