Evolution CTS3 - 50 State Legal 85401-301

Best of all, the Evolution CTS3 is 50-state emissions compliant, giving you the confidence to run powerful, efficient, and legal tuning no matter where you drive. Backed by Edge Products’ reputation for innovation and reliability, the Evolution CTS3 is the ultimate upgrade for Cummins owners who demand more power, better towing, and complete insight into their truck’s performance.