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Injectors & Related Items
Water Meth Inj Kits
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.
Exterior Replacement Parts
Gaskets & Seals
Interior Replacement Parts
Starters & Alternators
Thoroughbred Diesel offers OEM and diesel stock parts for your diesel pickup truck. At Thoroughbred Diesel, you can
buy stock diesel replacement parts such as injectors, fuel pumps, ball joints,
track bars, turbos, and more for your diesel truck.
Floor Mats and Liners
Seats & Covers
Spare Tire Carriers
Make heads turn with custom truck accessories from Thoroughbred Diesel.
Gooseneck & Fifth Wheel
Hitch Pins & Hitch Locks
Shackles & Tow Hooks
Weight Distributing Hitchs
Show your support with a Thoroughbred Diesel t-shirt, sweatshirt, or sticker decal.
Thoroughbred Sku #: DUTDM1MO1371012000-CRE
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.
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
OPTION 2: Your order WILL NOT ship until the intended vendor receives your core. You are responsible for paying for the shipping cost to send the core to the vendor. Once the core has been received, your order will be processed and shipped.
Core Return Procedure
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
View More Products From
Product Name: Duramax Tuner (2020-2023) L5P Switch On The Fly Remote Tuning Package w/TCM Tuning Included
Manufacturer: Duramax Tuner
Manufacturer Part #: DM1MO1371012000
Thoroughbred Diesel Part #: DUTDM1MO1371012000
Fitment Notes: 2020-2023 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 2020, 2021, 2022 or 2023 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)
Do you need DuramaxTuner.com Switch-On-The-Fly (SOTF) Custom Tuning?
ECM Unlock Cable
MPVI3 Hardware by HP Tuners (Optional if you have MPVI3/MPVI2+ Pro or newer)
HP Tuners Universal Credits
The 10-Speed Allison found in your 2020-2023 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.
For HP Tuners L5P Unlock & Tuning Install Instructions Click Here