The Best Tuning for L5P

Pulsar V3 is available now and our latest updates make it better than ever! Add up to 136HP & 293lb-ft TQ at the wheels without losing the efficiency and reliability you expect from your brand new truck. Available for 2017-2022 L5P Duramax, all that extra power is laced in with industry-exclusive features all in one device. Offering speed limiter adjustment, TPMS threshold adjustment, Tire Size calibration, gear ratio changes, manual regeneration mode, and even transmission relearn, Pulsar V3 offers everything the competition cant. We’ve also added the ability to read and clear diagnostic trouble codes. Unlike our competitors in the L5P Duramax market, Pulsar provides a turnkey product that works out of the box, with no modification to the factory ECM and real world power gains you adjust can on-the-fly.. We add more features than any other product on the market, with built in safety and comes at a fraction of the cost. There is no peer in the market when it comes to on-the-fly adjustable L5P tuning.

Pulsar for 2017-2022 GM 6.6L Duramax L5P Trucks
The Edge Pulsar for L5P Duramax delivers up to 136 horsepower and 293 lb-ft of torque through a simple, plug-and-play installation—no ECU flashing or complex wiring required. Connecting directly to the ECU under the hood, the Pulsar provides five adjustable power levels that can be changed on-the-fly using your factory cruise control buttons. It also offers advanced adjustability, including speed limiter control (98–140 MPH), TPMS adjustment (40–99 PSI), tire size calibration (29–50.9”), and gear ratio correction (2.0–6.99). Built-in safety features like EGT and transmission slip backdowns automatically protect your truck under load, while high-idle settings, manual regen, and transmission relearn functions add even more versatility. With integrated throttle sensitivity control for crisp response and the ability to read and clear DTCs, the Pulsar for L5P gives you instant, reliable power and smarter control—right from your steering wheel.
What Makes Pulsar Better?
Simply put: The Pulsar V3 for the 2017-2022 GM 6.6L Duramax is the clear-cut winner for the L5P Duramax tuning market! No more wires, no expensive ECU swaps, no fuel pressure boxes, and other lackluster products making bold claims that ring hollow after install (and after draining your savings account). Pulsar is hands down the best product to hit the market for L5P Duramax owners and is leading the way with a seamless install and performance gains. As the only product available that uses steering wheel controls to change power levels while driving, you’ll love the convenience of the Pulsar. Using live data to change and adapt, the Pulsar adjusts signals making it the best-in-class winner with features and POWER!

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L5P Duramax

Tailored for 2017–2022 GM 6.6 L L5P Duramax trucks, the Edge Pulsar L5P delivers up to +136 hp and +293 lb‑ft torque, speed limiter and TPMS tuning, tire and gear ratio correction, manual regen, and on-the-fly power level control—all in a plug-in module.