Edge Pulsar MD for 2019‑2023 GM L5D Duramax Trucks

Power and Control for your Silverado Medium Duty

The Edge L5D Medium Duty tuner delivers powerful, emissions-compliant performance for GM 4500/5500/6500 and International CV515 trucks—all through a simple, plug-and-play installation with no ECM flashing required. Offering five adjustable on-the-fly power levels ranging from +25HP/70TQ to +120HP/280TQ, the L5D provides up to 135HP and 300 lb-ft of torque at 2,550 RPM for improved towing, throttle response, and overall drivability. Power levels are easily changed using the factory steering wheel controls, while additional features include speedometer calibration for tires up to 50”, manual DPF regeneration, and the ability to read and clear DTCs. Proven to shave up to 2.1 seconds off 0–60 mph times, the L5D delivers unmatched performance and reliability for medium-duty owners who demand more from their work trucks.

Plug and Play for Medium Duty L5D Duramax

Our easy to install, Pulsar MD is an inline module that simply piggybacks the factory ECM. Meaning there are no wiring harnesses to deal with, no ECM unlock steps, no ECM cross shipping, and no expensive flash tools and custom tuning required. We've offered Pulsar for the 2017-2023 L5P Duramax market for years and have had excellent success. That technology now expands into the Medium Duty market to give your big work truck the low end torque and throttle response you crave. Whether you're towing from job site to job site, cruising the highway, or just commuting across town, the new Pulsar MD can completely change your driving experience. Better power, better response, and improved mileage. Power levels can be adjusted on-the-fly through your steering wheel controls and the device can be used to perform tire size calibration, manual regeneration, and even clear DTC's.

Power Gains You Can Feel

Tested in-house on our chasiss dyno, Pulsar MD offers real world power and torque gains you'll feel from the seat. With five different power levels to choose from, you can fine tune your engines output to the task at hand. Level's 2 and 3 offers great towing performance gains, while Levels 4 and 5 are great for daily driving getting everything out of that L5D we can. Gain as much as 135hp/300tq at 2550 RPMS's in Level 5.