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Thoroughbred Diesel has been your online performance headquarters since 2002. We know how to get the most performance out of your pickup truck and offer all of today's most popular diesel performance products.
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Thoroughbred Sku #: DUTDT116003010100A Manufacturer Sku #: DT116003010100A
$2,973.92
2020 - 2021 Chevy Silverado 2500
2020 - 2021 Chevy Silverado 3500
2020 - 2021 GMC Sierra 2500
2020 - 2021 GMC Sierra 3500
2022 - 2022 Chevy 2500
2022 - 2022 Chevy 3500
2022 - 2022 GMC 2500
2022 - 2022 GMC 3500
2023 - 2023 Chevy Silverado 2500 HD
2023 - 2023 Chevy Silverado 3500 HD
2023 - 2023 GMC Sierra 2500 HD
2023 - 2023 GMC Sierra 3500 HD
Product Name: Duramax Tuner Switch on the Fly ECM Tune Incl. UNLOCK YOUR ECM & Credits L5P (2020-2023) Manufacturer: Duramax Tuner Manufacturer Part #: DT116003010100A Thoroughbred Diesel Part #: DUTDT116003010100A Fitment Notes: 2020-2023 GM Duramax L5P
Total flexibility to switch on the fly while driving between all five of our emissions intact custom tunes for your 2020, 2021, 2022 or 2023 Chevy Silverado or GMC Sierra. No need to plug in a clunky box 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. ECM Tune, ECM Unlock Service, HP Tuners Hardware and Credits included.
Get All Five Custom Tunes, Switchable while driving (Switch-On-The-Fly)
Do you need DuramaxTuner.com Switch-On-The-Fly (SOTF) Custom Tuning?
Sport Tune
Street Tune
Light Tow
Heavy Tow
Optimized Stock
Included Service:
Unlock You ECM Service Included (Engine Control Module)
Included Hardware:
RTD Hardware by HP Tuners Included
HP Tuners Universal Credits Included
Transmission Tuning
10-Speed Allison Transmission for 2020+ L5P Duramax
Extra attention has been invested to develop our engine tuning for L5P’s with the 10-Speed Allison. Currently, there is no TCM Tuning available for these transmissions. However, we 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.