The Pulsar LT is a new in-line module for 2020-2023 Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax that offers complete adjustability of many features, all from your steering wheel controls. Without modifying your truck’s ECM, Pulsar LT offers you the ability to adjust throttle response, tire size, gear ratio, TPMS, and your top speed limiter. Pulsar LT for Duramax can also be used to command a manual DPF regen cycle, automatic transmission relearn, clear DTC’s and high idle the engine. It connects directly to the vehicle computer system, making installation a breeze and leaving your factory warranty intact. Stepping it up one notch, this kit also includes our industry leading Insight CTS3 monitor for all the live data you could ever ask for. The Insight is the #1 preferred digital gauge monitor in the market today, used by daily drivers and enthusiasts everywhere. The Insight is the most comprehensive, state-of-the-art, multi-gauge touch-screen display on the market. It is an instantaneous and inexpensive alternative to bulky, analog gauges that would otherwise cost hundreds of dollars and take hours to install. This is the perfect tool for those who want to monitor their vehicle’s performance and prefer not to program their vehicle. It can also be intelligently configured to provide audible and visual alerts to help you protect your vehicle. Vehicle specific A-Pillar Display Mount also included for a sleek more permanent way to mount the CTS3 in the cab of your truck. These mounts offer an OE look, while keeping the monitor within easy reach without obstructing your view of the road. Features: Calibrate Tire Size (29″ – 50.9″) Throttle Booster Calibrate Speedometer for Tire Size and Gear Ratio Manual DPF Regeneration Manual Transmission Relearn Clear Codes Adjustable High Idle