Description
The Edge Pulsar V3 (Part #22401) is the most advanced inline performance module available for the 2020–2023 GM L5P Duramax platform, delivering massive power increases, recalibration tools, and improved drivability—all without unlocking or modifying the factory ECM.
Redesigned from the ground up, the V3 Pulsar now adjusts injection pulse width, timing, fuel rail pressure, and airflow—unlocking up to +136 horsepower and +293 lb-ft of torque to the wheels. It integrates seamlessly with your truck’s PCM and allows on-the-fly power level adjustment using factory steering wheel controls.
Whether you daily drive, tow heavy loads, or want to dominate at the track, the V3 Pulsar puts the power and control in your hands—instantly and safely. Track-proven to shave nearly 0.75 seconds off your ¼-mile time, this module redefines Duramax tuning.
Key Features:
- Adds up to +136 HP / +293 lb-ft Torque at the Wheels
- 5 On-the-Fly Adjustable Power Levels via steering wheel controls
- Speed Limiter Adjustment
- TPMS Threshold Adjustment for aftermarket wheels/tires
- Tire Size Calibration – accurate speedometer for up to 50" tires
- Axle Ratio Calibration – dial in drivetrain geometry
- Clear DTCs (Diagnostic Trouble Codes)
- Manual DPF Regeneration
- Transmission Relearn Function
- Improved Shift Strategy with V3 tuning logic
- Plug-and-play installation – No ECM modification, no tuning software needed
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Track-Tested Performance:
- Stock ¼-mile: 14.93 @ 92.32 mph
- Pulsar Level 5: 14.17 @ 98.44 mph
Note: If changing ring and pinion gears, factory cruise control will be disabled. Pulsar can recalibrate speed, but not reactivate cruise due to GM ECM lockout.
User Experience:
- Use your factory steering wheel controls to switch levels or activate features
- No tools, splicing, or ECM removal required—true plug-and-play install
- Designed for safe towing, daily driving, and high performance
Technical Specifications:
- Brand: Edge
- Category: Tuners and Programmers
- Product Type: Inline Chips and Modules
- Fuel Type: Diesel
- Grade Type: Performance
- Performance Tunes: Yes
- Mounting Hardware Included: Yes
- Emission Code: 7 (Not 50-State Legal)
- UPC: 810065210722
- Part Number: 22401
Vehicle Fitment
Designed for 2020–2023 Chevrolet Silverado & GMC Sierra 2500HD/3500HD with the 6.6L L5P Duramax Diesel engine.
