The site navigation utilizes arrow, enter, escape, and space bar key commands. Left and right arrows move across top level links and expand / close menus in sub levels. Up and Down arrows will open main level menus and toggle through sub tier links. Enter and space open menus and escape closes them as well. Tab will move on to the next part of the site rather than go through menu items.

HomeShop by DepartmentPerformanceProgrammersTunersDuramax Tuner (2017-2019) L5P Switch On The Fly Remote Tuning Package w/TCM Tuning Included

Duramax Tuner (2017-2019) L5P Switch On The Fly Remote Tuning Package w/TCM Tuning Included

Thoroughbred Sku #: DUTDM1JK1371012000-CRE

Item Options:

Prop 65:

WARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov

Shipping Restrictions:

This part is NOT available to ship to the state of California.

PAYMENT NOTE: If you choose Pay Core Later, from the Core option below, you will not be able to pay for this order using Affirm or PayPal

$2,647.88

* Core Exchange Option:

Terms & Conditions for Cores

Many stock replacement parts such as turbos, injectors, injection pumps, and high pressure oil pumps have a core charge that is associated with the new replacement part. You must return the old part to receive a refund on the core charge.

In some cases, the core is not reusable, such as in the event of a cracked case, at which point the core deposit would not be credited as the core component is not reusable.
Cores that have been disassembled and/or have missing and/or damaged major components will not receive full core credit.
Returned cores must be on a "like-for-like" basis, meaning that the returned core has the exact same fitment as the remanufactured component that was purchased. If the core is not "like-for-like," your core may not be eligible for return/credit.
You are responsible for core return shipping cost.

If you plan on returning your core you have two options.

Thoroughbred Diesel offers defer the upfront core charge when purchasing via credit card payment.

OPTION 1: You can accept the core charge, which means you will be charged for the part AND the core at time of purchase. You still have the option to send it back, and if you do, the core will be refunded back on the card used, presuming the core meets core criteria and the core is returned within 30 days from the time your order is received. If you return your core after 30 days you may refer to the Core Charge Timeline below as to how you will be refunded.

Core Charge Timeline

If the core is returned after 30 days, 90% of the core will be refunded.
If the core is returned after 60 days, 70% of the core will be refunded.
If the core is returned after 90 days, 50% of the core will be refunded.
After 6 months cores will be accepted at Thoroughbred’s discretion.

OPTION 2: You can defer the core charge. If you defer, you will not be charged for the core at the time of purchase. You will have 21 days from the time your order is received to send the core back. If the core is not received within the 21 days, your credit card will be charged for the core amount on your order. If you return your core after 21 days, you may refer to the Core Charge Timeline below as to how you will be refunded. When Core deferral (Pay Core Charge Later) is limited to payment by credit card only. ***When using PayPal or Affirm as your method of payment “Core Deferral (Pay Core Charge Later)” is not available. The core must be paid at time of purchase. ***

Core Charge Timeline

If the core is returned after 21 days, 90% of the core will be refunded.
If the core is returned after 60 days, 70% of the core will be refunded.
If the core is returned after 90 days, 50% of the core will be refunded.
After 6 months cores will be accepted at Thoroughbred’s discretion.

Core Return Procedure

Please keep all original packaging of your new item to be used for the core return.
Drain all fluids: oil, fuel, etc. out of the core before it is returned.
Place any plastic plugs or caps received on the new item back onto the core.
To insure UPS, Fed Ex, or USPS will not reject the package due to fuel or oil leakage, please wrap the core in a plastic garbage bag.
Place core inside the box.
If core return paperwork was inside the box, please complete the form and send back with the core.
Please provide a tracking number to [email protected]. Without a confirmed tracking number we cannot guarantee your core refund
If you have questions please call our core department 859-737-4966 ext. 5

I have read and I accept the terms and conditions.

Applications:

View All applications

VERIFY VEHICLE FIT

QTY:

Product Details
Youtube Videos
Reviews
Questions & Answers

Product Details

Product Name: Duramax Tuner (2017-2019) L5P Switch On The Fly Remote Tuning Package w/TCM Tuning Included
Manufacturer: Duramax Tuner
Manufacturer Part #: DM1JK1371012000
Thoroughbred Diesel Part #: DUTDM1JK1371012000
Fitment Notes: 2017-2019 GM Duramax L5P

Now with Calibrated Power's remote tuning for L5P there is no more hassle in removing and swapping your existing ECM. Within 30 minutes you will be able to unlock and tune your truck's existing ECM without having to remove it from the vehicle. You will have total flexibility to switch on the fly while driving between all five of our emissions-intact custom tunes for your 2017, 2018, or 2019 Chevy Silverado or GMC Sierra. 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. ECM Tuning, TCM Tuning, Hardware, and Credits included.

Get All Five Custom Tunes, Switchable while driving (Switch-On-The-Fly)

Emissions Intact – no need to remove your emissions equipment

Do you need DuramaxTuner.com 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 a clunky box 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 Phone Support!

Sport Tune

Peak Horsepower & Torque
- +150 RWHP + 270 ft-lbs
- Total 595 HP and 1180 ft-lbs
- Fastest possible acceleration
- Firm shifting
- No dead pedal
- Biggest adrenaline rush we can give you
Inappropriate use of the Sport Tune
- Too much power for towing without the proper gauges
- Enough power for an irresponsible driver to damage his 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 Drive-ability
- Love driving the truck every day
- Smooth power curve
- The throttle pedal responds exactly how you want it to
- Retain factory turbo-braking feature

Light Tow

Balance between Daily Driving and Towing
- Smooth power curve that’s fun to drive
- Custom “SMART EGT Control” will automatically manage your EGTs
- Air-Fuel Ratio limits built into calibration to limit soot production
- Designed to tow less than 8,000 lbs.
- Factory turbo brake retains complete functionality
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” will automatically manage your EGTs
- Air-Fuel Ratio limits built into calibration to limit soot production
- Designed to tow 8,000 lbs. up to GVW
- Factory turbo brake retains complete functionality
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

Slight revisions to factory calibration
No significant increase in peak power
Good for troubleshooting a physical problem with your truck
Great for when someone else drives your truck

Transmission Tuning Included!

6 Speed Allison TCM Tuning

The 6-Speed Allison found in your 2017-2019 L5P Duramax earned its reputation for excellence largely because of the advanced electronic control provided by the TCM (Transmission Control Module). Changing that factory calibration is especially important for you when you modify your truck and/or install ECM Tuning. Custom TCM Tuning gives you quicker shifts, smoother operation and an overall a better driving experience.

Why do you need TCM Tuning?

Works with ECM Tuning to provide smooth shifting and superior drive-ability
Torque converter lockup strategy helps you put power to the ground when you need it the most
Improve clutch holding capacity with increased line pressure
Makes your truck feel more powerful
Prevents short-shifting in performance applications
TCM Tuning in the best tool to ensure your engine is operating within its preferred rev range
Custom ECM Tuning
Larger tires (35”+)
Modified turbo(s)
Built transmission
Any modification that impacts operating RPMs
Use the wider torque curve provided by ECM Tuning
Keep your truck in its power-band when lugging up a grade
Quicker shifts mean less time between gears and more time putting power to the ground
Optimize your aftermarket performance parts

Hardware Included

Unlock Cable (Engine Control Module)

Allows you to unlock your existing stock ECM
No more having to remove your stock ECM in order to install tuning on your truck
Flash our custom tunes using the MPVI3 Hardware and required HP Tuners Credits

MPVI3 Hardware by HP Tuners (Optional if you have MPVI3/MPVI2+ Pro or newer)

Connect > Read > Edit > Write > Drive.
Equipped with Bluetooth®, Proprietary Expansion Port, and Mobile Device Support
Makes it faster and easier to read, edit, and write your vehicle’s software.
VCM Editor and VCM Scanner and programming/USB cables, making up the essentials of VCM Suite - one of the most powerful and inclusive scanning, diagnostic, logging, and calibration products on the market.
Full support for our latest rendition of Track Addict - the fastest scanning, logging, and data transmission rates to ensure you capture everything.
VCM Scanner is the most powerful and comprehensive scan tool on the market.
View, chart, and log diagnostic data in real-time via the OBDII diagnostic data port.
View and clear Diagnostic Trouble Codes (DTCs) along with other vehicle module information. Command control functions like a closed loop, fans, gear select, timing, air-fuel ratio and so much more all in real-time.

HP Tuners Universal Credits Included

8 credits are required for ECM tuning.

Unlocked TCM

Unlocked TCM ready for TCM tuning installation via MPVI3 hardware.

HP Tuners UniveCredits For TCM Tuning

Credits are required for TCM tuning.

For more information on Duramax Tuner call us at 1-859-737-4966

Reviews

Submit a question

There are no Questions to display

Diesel Performance Products & Parts

Diesel Truck Stock Replacement Parts | OEM Parts

Tractor Parts | Tractor Injectors, Injection Pumps, Turbos

Custom Truck Accessories - Tonneau Covers, Nerf Bars & More

Gooseneck & Fifth Wheel Hitches | Truck Towing Products

Thoroughbred Diesel Shirts, Hats, License Plates