Tuner Depot GM Duramax L5P – TCM Tune (2017-2023)
Tuner Depot GM Duramax L5P – TCM Tune (2017-2023)

GM Duramax L5P – TCM Tune (2017-2023)

Vendor: Diesel Edge
SKU: DE-G-L5P-17-TCMT
Availability: Many In Stock
Product Type: Tuning Credit
$445.49
$445.49
Subtotal: $445.49
10 customers are viewing this product
Tuner Depot GM Duramax L5P – TCM Tune (2017-2023)

GM Duramax L5P – TCM Tune (2017-2023)

$445.49

GM Duramax L5P – TCM Tune (2017-2023)

$445.49

For off-road use only

Image is for demonstration purposes only. Actual device may vary in color and branding

Superior Transmission Control: L5P TCM Tuning Files

Enhance the performance of your 2017-2023 GM Duramax Silverado & Sierra 2500/3500 6.6L trucks with our customized TCM tune, designed to bring superior control and improved drivability.

Key Features Include:

  • Updated shift schedules for smoother, more controlled driving.
  • Revised shift points to keep the engine in its optimal power band.
  • Enhanced shift precision for a refined driving experience.
  • Torque converter lock-up optimized for maximum efficiency.
  • Adjusted transmission pressure settings to complement performance upgrades.
  • Reinforced shifts for better transmission durability.

Diesel Edge GM Duramax L5P – TCM Tuning Upgrade Kit

Everything You Need for TCM Tuning:

To make the most out of your TCM tune file, you’ll require the following:

With everything bundled together in our TCM Tuning Upgrade Kit, tuning your L5P TCM has never been simpler. Whether you're a performance enthusiast or a professional, the GM Duramax L5P TCM Tuning Upgrade Kit will unlock the true potential of your truck. Get started today and elevate your driving experience!

Ready to Tune?

If you’re ready to optimize your vehicle with this tune file, you’re just a few clicks away:

Be sure to enter your OBDii Flash Delete Tuning Interface’s serial number when purchasing credits. Let Diesel Edge take your vehicle’s performance to the next level!

*Please review the Terms & Conditions, as well as our Shipping Policy below.*

For Off-Road Use Only: The products available on this site are intended solely for off-road use and may not comply with pollution control regulations for use on public highways.

Check Your Local Laws: Before purchasing or installing any parts, ensure that you check your local and state regulations to confirm whether these modifications are legally permitted in your area.

Professional Installation Highly Advised: We strongly recommend that all kits and parts be installed by professional mechanics. Incorrect installation can result in performance issues or damage to your vehicle. Please note that, unless otherwise specified, our products do not come with installation instructions. These parts are designed for those with a strong mechanical background, and minor modifications may be required to ensure a proper fit. Returns or refunds are not accepted due to installation difficulties or the lack of instructions.

Warranty Notice: Installing these parts will likely void your vehicle’s manufacturer warranty. Please consult your vehicle manufacturer for confirmation before making any purchases or installations.

Liability Disclaimer: Diesel Edge assumes no responsibility for any damage or complications that may occur as a result of using these parts.

Product Images: Images are for illustrative purposes and may not exactly represent the actual product due to changes or updates made by the manufacturer.

Performance Disclaimer: Although these parts are designed to improve vehicle performance, we cannot guarantee specific performance outcomes or gains.

At Diesel Edge, we know how important it is to get your performance parts delivered quickly and efficiently. We are dedicated to providing a smooth and hassle-free shipping experience, ensuring your orders are processed and shipped as fast as possible.


Our Shipping Process: We aim to process and dispatch all orders within two business days to provide you with a swift delivery experience. However, unexpected factors outside of our control may occasionally affect shipping times.

Potential Factors Affecting Shipping:

Weather Delays: Severe weather conditions like heavy rain, snow, or storms may impact delivery schedules. While we strive to ensure prompt delivery, certain weather events may cause delays. Rest assured, we will do everything possible to minimize any disruption.

Holiday Closures: Our team observes holidays, meaning our shipping center will be closed during these periods. Shipping will resume on the next business day after the holiday. During busy holiday seasons, please anticipate slight delays, but rest assured that we will keep you informed and do our best to deliver your order in a timely manner.

Staffing and Operational Delays: Although we pride ourselves on maintaining efficient operations, there may be times when staffing or unforeseen operational issues cause minor delays. We are committed to resolving these situations as quickly as possible to maintain the level of service you expect.

We appreciate your patience and understanding in the face of any challenges that may arise. Our goal is to ensure that your performance parts arrive as quickly as possible.

Thank you for choosing Diesel Edge, where performance and customer service go hand in hand.

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