Unlock the hidden power of your 2020-2023 L5P Duramax with custom tuning. Gain significant horsepower increases, from 0 to 200 RWHP, without sacrificing reliability or emissions compliance. Our Switch On The Fly (SOFT) tuning allows you to adjust performance on demand via steering wheel controls or a manual knob. Experience enhanced driving dynamics and fuel efficiency while keeping your truck emissions compliant.
L5P Tunes: Power and Efficiency Without Compromise
Forget deleting your DPF! Our L5p Tunes require no hardware modifications and maintain full emissions integrity. Your DPF, SCR, and DEF systems remain fully functional, ensuring your truck remains street legal and environmentally responsible. Enjoy the benefits of increased power without the drawbacks of emissions delete.
Our meticulously crafted calibrations deliver a range of benefits, including:
- Enhanced Throttle Response: Eliminate that sluggish feeling with improved throttle responsiveness and reduced or eliminated dead pedal.
- Maintained DEF Consumption: Experience near-OEM diesel exhaust fluid consumption, minimizing DEF refills.
- Optimized EGR Flow: Reduced EGR flow during normal operation enhances performance without negatively impacting NOx emissions.
- Improved Fuel Economy: Increased torque and optimized shifting lead to potential fuel savings, depending on driving habits.
- Extended DPF Regeneration Intervals: Enjoy longer periods between DPF regenerations.
- Adaptive Performance: Quicker response to changing air/fuel conditions ensures consistent performance.
- Enhanced Engine Protection: Conservative engine backdowns and timing control during high load and high EGT conditions protect your engine.
- Overall Enhanced Drivability: Experience a smoother, more responsive, and enjoyable driving experience.
L5P Tuning Power Levels
Our standard power levels offer a range of options to suit your needs:
- Position 0: Stock (0 HP increase) – maintains factory settings.
- Position 1: Heavy Tow (+30 HP) – provides extra power for towing heavy loads.
- Position 2: Light Tow/Economy (+80 HP) – balances power and efficiency for lighter towing or everyday driving.
- Position 3: Economy/Daily Driver (+135 HP) – enhances daily driving experience with improved performance and potential fuel savings.
- Position 4: Street (+160 HP) – delivers exhilarating street performance.
- Position 5: Max Effort (+200 HP) – unleashes the maximum potential of your stock turbo and fuel system.
Installation Requirements for L5P Tunes
These L5P tunes require HP Tuners MVPI2, MVPI2+, MVPI3 or our Private Label RTD devices for installation. You must have an unlocked/upgraded ECM from HP Tuners or VSE. Licensing credits are also required for the HP Tuners software or RTD device.
Emissions Compliance with L5P Tuning
Our calibrations are designed for trucks with fully functional emissions systems. All emissions components, including SCR, DPF, NOx monitors, and DEF systems, must be operational for proper functionality and OBDII compliance. These tunes will not function on trucks with deleted emissions equipment. Purchases made with the intent to use on deleted trucks are non-refundable.
