The EZX is the ultimate performance upgrade for your 3.0L Duramax powered Silverado 1500 or Sierra 1500, offering total control over your truck with power adjustability on-the-fly. Offering easy installation, improved fuel economy, better towing performance and feature control through the industry's first smartphone app you'll be amazed by what EZX has to offer. This module is completely plug and play and leaves no trace within the system when removed. Engineered and developed specifically for the daily driver and towing application, EZX is a safe, emissions friendly upgrade you'll wish you would've made sooner. With max gains much as 47hp/91ft-lbs torque and 26hp/76tq peak-to-peak the EZX can be adjusted while driving through your factory steering wheel controls, allowing you to fine tune your driving experience at your fingertips. Using the innovative smartphone app available for download through your app store (available for both Android and IOS) you gain even more access to your trucks features including calibrating for tire size and gear ratio changes, throttle pedal sensitivity in each power level, engine Auto Start/Stop disable, engine high idle, TPMS settings, engine temperature protection, and top speed limiter! EZX app also allows you to read and clear trouble codes, check your emissions readiness status and perform a manual DPF regen cycle. For the absolute best drivers experience, pair EZX with our Insight CTS3 to stayed informed with everything going on under the hood. Our EZX + Insight CTS3 kits give you everything you need to stay 'in the know', including our vehicle specific A-pillar display mounts for factory fit and finish.