The Evolution CTS3 for GM Duramax delivers powerful tuning, a sleek touchscreen, and real-time engine monitoring. Boost towing power, throttle response, and efficiency with this premium all-in-one tuner and performance upgrade.. Give your 2001–2016 Chevy Silverado or GMC Sierra Duramax the ultimate performance upgrade with the Edge Evolution CTS3, a tuner and monitor that redefines what your truck is capable of. Engineered for the 6.6L Duramax platform, the CTS3 delivers proven horsepower and torque gains that make towing, hauling, and daily driving more powerful and efficient. Suporting LB7, LLY, LBZ, LMM and LML trucks you can see gains of up to +120 horsepower and +200 lb-ft of torque. These calibrations optimize drivability by improving throttle response, reducing downshifting under.