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  • For Off-Road Use Only
    Tuner Depot GM Duramax L5P – SOTF Tune Package (2017-2023)
  • For Off-Road Use Only
    Tuner Depot GM Duramax L5P – SOTF Tune Package (2017-2023)
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GM Duramax L5P – SOTF Tune Package (2017-2023)

Sku: L5P-SOTF

This product fits:

2017-2023 GM Duramax L5P 6.6L Silverado 2500HD / 3500HD
2017-2023 GM Duramax L5P 6.6L Sierra 2500HD / 3500HD
$1,375.00
-0%
Shipping calculated at checkout.

🚨 ATTENTION 🚨

Notification for the incorrect product/variant will be listed here.

Click here to find the right tuner for your truck!
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🚨 REMEMBER 🚨

Within the device vehicle info section, look for the value with the text containing "14C204":
HC3A-14C204-ABH

Once you receive the device, please contact us with your serial number, VIN, and ECU strategy so we can create the custom tunes and send it to you for tuning your vehicle.

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Please agree to our Terms of Service for the Sprinter tune:

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Black Bandit Series 3 material image
T304 Stainless Steel

The Purest Stainless Steel used in Exhaust System Manufacturing

rust resistant icon

High Rust Resistance

Lasts up to 20+ years icon

Lasts Up To 20+ years

Looks better icon

Looks Better

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T409 Stainless Steel

The Standard Stainless Steel used in Exhaust System Manufacturing

rust prone icon

Low Rust Resistance

Lasts up to 20+ years icon

Lasts Up To 5-8 Years

Looks better icon

Looks Dull

Attention

A 2022 Cummins Tune Package was added to your cart. This tune is a beta tune that may cause the following:

  • Low power
  • Poor fuel mileage
  • Engine codes that may appear
  • Poor shifting characteristics

For a tested and proven tune, please view our Ram Cummins 6.7L All-in-One DPF/DEF/EGR Delete Kit w/ECM Swap (2022-2024)

Attention

You have added a product to your cart that requires the Service. This required additional service is NOT included in the price shown on TunerDepot.com. This means that you will be required to pay for the Service in addition to the product you have just added to the cart.

For off-road use only

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

Transformative Performance: 5-Tune SOTF for L5P GM Duramax (2017-2023)

Duramax L5P SOTF tuning brings advanced customization to your 2017-2023 GM Silverado & Sierra 2500/3500. With Tuner Depot’s Switch-on-the-Fly (SOTF) tuning, you can seamlessly switch between five distinct power levels while driving, optimizing performance for any scenario. This tuning solution is crafted to unlock your Duramax’s full potential, delivering power adjustments in real-time for enhanced efficiency and performance on the go.

Experience cutting-edge performance upgrades designed for enthusiasts who demand versatility and control over their truck’s power output.

🔥Distinct Power Levels for Your Needs:🔥

1 2 3 4 5
0 HP 50 HP 75 HP 100 HP 150 HP

Note: The 4500/5500 Cab & Chassis trucks are exclusively optimized for a 60 HP tune. If you own a C&C truck, please consult with us before your purchase.

It is highly suggested to monitor EGT's on Levels 4&5.

Essential Components for Tuning:

To get the most out of this ECM tune file, ensure you have:

What’s Inside the Package:

Your purchase delivers a 5-level tune file (power levels above).  The tunes are for stock trucks with the emissions removed for off-road use.  The tuning does not support modifications such as aftermarket turbocharger upgrades, injector upgrades, etc.  If your truck has modified fueling or a turbo upgrade contact us before purchasing. 

EXPLORE - the GM Duramax L5P – All-In-One DPF/DEF/EGR Delete Kit (2017-2023)

To fully unleash your L5P's capabilities, consider purchasing this product as part of the All-In-One DPF/DEF/EGR Delete Kit:

 Looking for a new Unlocked ECM so you can keep your original ECM stock?

Please Note:

This tune is custom to your vehicle and, as such, is non-refundable under ANY circumstances.

📘Need L5P Installation Instructions?

Find out what's essential for tuning your L5P-powered Duramax here.

Choose Tuner Depot's Duramax L5P SOTF tuning for Unparalleled Precision & Performance.

Always ensure you input your OBD2 Flash Delete Tuning Interface's serial number when purchasing credits. Let Tuner Depot elevate your driving experience to new horizons!

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

Important Product Information

Off-Road Use Only: The products sold on this website are intended for off-road use only, and may not be legal for use on public highways where pollution control laws apply.

Check Local Laws: Before purchasing and installing any of these parts, please check your local and state laws to confirm whether the modifications are legal in your area.

Professional Installation Recommended: These kits and parts are strongly recommended to be installed by professional mechanics only. Improper installation may lead to performance issues or damage to your vehicle. Unless specified differently on the product page, our parts do not include installation instructions. They are intended for individuals with a proficient understanding of mechanical systems and procedures. Like many aftermarket parts compatible with a variety of vehicles, minor adjustments or modifications may be necessary during the installation process. We cannot accept returns or offer refunds on the basis of an inability to complete the installation due to the absence of instructions.

Warranty: The use of these parts will void the warranty of your vehicle. Please confirm with your vehicle manufacturer before purchase and installation.

No Liability: Tuner Depot is not responsible for any damage or issues that may arise from the use of these parts.

Product Images: Product images are for illustrative purposes only and may differ from the actual product due to manufacturer design changes or improvements.

Returns & Refunds: All sales of exhaust pipes, straight pipes, and engine pipes are final and Non-Returnable and Non-Refundable.

No Performance Guarantees: While these parts are designed to enhance the performance of your vehicle, no guarantees are made regarding the specific performance gains that will be achieved.

Shipping Policy at Tuner Depot

At Tuner Depot, we understand the importance of timely delivery for your performance parts. We're committed to ensuring a seamless shipping experience, striving to dispatch your orders with utmost efficiency and speed.

Our Shipping Policy: Our aim is to dispatch all orders within two business days, providing you with a quick and efficient processing time. However, unforeseen circumstances beyond our control may occasionally impact shipping times.
Factors Affecting Shipping:
  • Weather Conditions: Adverse weather conditions such as rain, snow, or sleet may affect delivery timelines. We will make every effort to minimize any delays.
  • Holiday Periods: Please note that our shipping center will be closed during holidays. We will resume shipping promptly on the next business day. Allow for potential delays during peak seasons, but rest assured, we will keep you informed every step of the way.
  • Staff Availability: Unforeseen circumstances can occasionally affect our staffing levels, possibly leading to minor delays. We are committed to swiftly resolving any issues to maintain our high standards of service.
We genuinely appreciate your understanding and patience during any unexpected obstacles. Be assured that we will utilize every resource available to deliver your performance parts promptly.