Edge Pulsar MD

2019-2023 Chevrolet Silverado MD 4500/5500/6500 L5D Duramax Diesel

Part # 22403 Be the first to write a review

Edge Pulsar MD

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This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020.

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Introducing the Pulsar for 2019-2023 GM Medium Duty 4500/5500/6500 L5D Diesel. A groundbreaking performance module designed to unlock the full potential of your Medium Duty truck. Engineered with precision and innovation, the Edge Pulsar MD offers an unparalleled blend of power, efficiency, and control enhancing the driving experience for owners of the latest GM Medium Duty L5D trucks. Whether it's used for work or for play. Equipped with advanced tuning capabilities, the Pulsar MD delivers a noticeable boost in both horsepower and torque, providing drivers an exhilarating yet reliable performance upgrade. Experience the thrill of improved throttle response and power while maintaining the highest levels of engine safety and durability by continued use of the factory defuel and ECM monitoring systems. Seamlessly integrated into the vehicles on-board ECM and steering wheel controls, the Pulsar MD offers a hassle-free installation process that requires no complex modifications or ECM flashing. This means the device is easily removed, returning the truck to stock settings in minutes. The plug and play functionality ensures that users can enjoy the benefits of enhanced performance and feature control like speedometer calibration for larger tires, without compromising the integrity of their vehicles factory settings. With five adjustable power levels and gains as much as 135hp/300tq (max gains at 2550 rpms) Pulsar MD is engineered to meet the highest standards of quality and performance, it's the ultimate solution for drivers seeking a dynamic and efficient driving experience in their GM Medium Duty truck. Join the ranks of satisfied Edge owners who have already discovered the power of Pulsar and elevate your driving adventure today.


  • Simple plug and play installation, no ECM flashing required
  • Five adjustable on-the-fly power levels (1 - Economy 25hp/70tq, 2 - Heavy Towing 60hp/125tq, 3 - Light Towing 90hp/180tq, 4 - Drive 95hp/255tq, 5 Extreme - 120hp/280tq (Peak to Peak Gains)
  • Gains up to 135hp/300tq at 2550 rpms
  • Speedometer Calibration for Tires up to 50"
  • Gained 2.1-seconds in 0-60mph tests
  • Command Manual Regeneration
  • Read and Clear DTCs
  • Uses Steering Wheel Controls to Adjust Levels and Features
  • Also works in International CV515 applications
  • *Top Speed Limiter is not adjustable in this application
  • *Only compatible with models equipped with factory cruise control
Brand Edge
Emission Code7
Product TypeTuner
Part Number22403

This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020. The company has reasonable basis (test results) to verify that this product allows the vehicle to operate within legal emissions standards and is therefore legal to be sold for on-street use in all states that accept the legal provisions of the Clean Air Act and the EPA Tampering Policy. This product is NOT LEGAL FOR SALE OR USE IN THE STATE OF CALIFORNIA. Testing with the California Air Resources Board, in order to achieve 50-state compliance, is pending with CARB. Once testing is complete with California, and an E.O. number is issued, this product will be updated to 50-state legal status.

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      *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

      Some parts are not legal for use in California or other states with similar regulations.