- EMISSIONS INTACT Custom Performance Tuning
- Add up to +125 RWHP & +240 lb/ft TQ to your Duramax
- Single Tune Options Available:
- Heavy Tow (8K lbs to GVWR)- +40 RWHP, +72 ft-lbs
- Light Tow (up to 8K lbs) - +80 RWHP, +144 ft-lbs
- Street (Daily) - +100 RWHP, +180 ft-lbs
- Sport (Race / Weekend) - +125 RWHP, +240 ft-lbs
- Choose Shift On the Fly (SOTF) to get options above plus:
- Optimized Stock (Valet)
- DOES NOT DELETE EMISSIONS EQUIPMENT OR WORK WITH DELETED TRUCKS
- No Broken ECM Tabs
- No IMMO relearn
- No crank relearn
- No Need to Swap ECMs or Deal with Cores
- Transmission (TCM) Tuning Sold Separately
Availability: Save 10% on SOTF Tuning Until 4/30!
Shipping: This Product cannot ship to the state of California
USD600.00
NOTE: This product has the following shipping restriction(s):
Calibrated Power Solutions - L5D Tuning Package includes everything you need to tune your 2019 - 2023 L5D Duramax. Does NOT delete or tamper with emissions equipment to get the best performance out of your truck. Calibrated Power's L5D Tuning Packages unlocks the power potential that you paid for when you bought the truck from the factory.
Factory rated output for the L5D is 350 HP and 750 ft-lbs of torque, 95 HP and 160 ft-lbs less than the L5P used in the 2500 and 3500 pickups. Our favorite part about these trucks is how well they respond to tuning! With up to +125 RWHP over stock on tap (depending upon tune selection) it's like driving a whole different truck!
Total flexibility to switch on the fly while driving between all five of emissions intact custom tunes for your 2019, 2020, 2021, 2022, 2023 Chevrolet Medium Duty 4500, 5500, 6500 or International CV515. No need to plug in to re-flash your truck to change tunes. Giving you the power to tow light or heavy, fun daily driving, and the most we can unleash from your engine. Have the cleanest and most reliable tunes available with the power level you need right at your fingertips.
Get Single or All Five Switchable L5P Custom Tunes
Emissions Intact – No need to remove emissions equipment to get better performance from your truck!
Do you need DuramaxTuner Switch-On-The-Fly (SOTF) Custom Tuning?
Instantly Switch Between Power Levels
Total flexibility to select the power level you need
No need to plug in and re-flash your truck to change tunes
Designed to be safe for your engine and emissions equipment
DuramaxTuner has 14+ years of experience with Custom Switchable Tuning
Fully customized tuning with more than 100+ calibration changes from stock
No hacking wires into control units or fuel pump and turbo sensors
More power and less soot than box programmers
World Class Customer Service Support from the team at Calibrated Power Solutions / Duramaxtuner!
Sport Tune
Peak Horsepower & Torque
+125 RWHP + 240 ft-lbs
Total 440 HP and 880 ft-lbs
Fastest possible acceleration
Firm shifting
No dead pedal
Biggest adrenaline rush we can give you
Inappropriate use of Sport Tune
Too much power for towing without the proper gauges
Enough power for an irresponsible driver to damage their truck
Street Tune
Improved Horsepower & Torque
+100 RWHP + 180 ft-lbs
No dead pedal feeling
Most power & torque you can add while maintaining OEM levels of reliability
Fast acceleration - Truck feels lighter
Mix of Fun and Superior Driveability
Love driving the truck everyday
Smooth Power Curve
Throttle pedal responds exactly how you want it to
Retains factory turbo / exhaust brake feature
Light Tow
Balance between Daily Driving and Towing
Smooth Power Curve - Fun to Drive
Custom “SMART EGT Control” automatically manages your EGTs
Air-Fuel Ratio limits built into calibration limit soot production
Designed to tow less than 8,000 lbs.
Retains factory turbo / exhaust brake feature
Horsepower & Torque Increase +80 RWHP +144 ft-lbs
Get your truck up and moving more quickly
More useable power in all driving scenarios
Have enough power to “Shift Up, Throttle Back”
Revised Pedal Sensitivity
Low speed trailer maneuvering
Back up with trailer without lurching
Heavy Tow
Safe for Towing Heavy
Increase Power, not EGTs (Exhaust Gas Temperature)
Custom “SMART EGT Control” automatically manages your EGTs
Air-Fuel Ratio limits built into calibration to limit soot production
Designed to tow 8,000 lbs. up to GVWR
Retains factory turbo / exhaust brake feature
Horsepower & Torque Increase +40 RWHP + 72 ft-lbs
Get your trailer up and moving more quickly
Lug in the gear you want while towing
Have enough power to “Shift Up, Throttle Back”
Revised pedal sensitivity
Low speed trailer maneuvering Back up with trailer without lurching
Optimized Stock (Valet Mode)
Slight revisions to factory calibration
No significant increase of peak power
Good for troubleshooting a physical problem with your truck
Great for when someone else needs to drive your truck
Required Options
HP Tuners RTD ECM Unlock Hardware
HP Tuners GM Credits x8 for ECM
HP Tuners MPVI3 Tuning Hardware
Transmission Tuning
6-Speed Allison Heavy Duty Transmission for 2019+ L5D
Extra attention has been invested to develop Duramaxtuner's engine tuning for L5D’s with the 6-Speed Allison Heavy Duty. Currently, there is no TCM Tuning available for these transmissions. However, the team at Calibrated Power Solutions have spent countless hours going through every aspect of the ECM Tune File to ensure you have the best driving and most effective tuning possible.
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