GM Duramax LM2 3.0L – Delete Tune (2020-2022)

Vendor: Diesel Edge
SKU: DE-DT-LM2-HP-1
Availability: Many In Stock
$1,441.47 CAD
CAD
$1,441.47 CAD
Tune Type: Tow Tune (+30HP)
Subtotal: $1,441.47
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GM Duramax LM2 3.0L – Delete Tune (2020-2022)

GM Duramax LM2 3.0L – Delete Tune (2020-2022)

$1,441.47

GM Duramax LM2 3.0L – Delete Tune (2020-2022)

$1,441.47
Tune Type: Tow Tune (+30HP)

 This product requires an HP Unlocked ECM and an OBD2 Device. These items are not included and must be purchased separately.

Unlock Maximum Performance for Your 2020-2022 GMC Sierra and Chevrolet Silverado LM2 3.0L Duramax

Take your driving experience to the next level with the Delete Tune File for the 2020-2022* GMC Sierra and Chevrolet Silverado LM2 3.0L Duramax. Specifically designed to enhance power, efficiency, and overall performance, this tuning solution is a must-have for diesel enthusiasts who demand more from their vehicles.


Why Choose the Delete Tune File?

The Delete Tune File delivers numerous benefits:

  • Enhanced Performance: Expect a noticeable increase in horsepower, torque, and throttle response, giving your truck superior power and acceleration across all RPM ranges.
  • Improved Fuel Efficiency: Optimize fuel delivery and combustion for more miles per gallon without sacrificing performance.
  • Emissions Optimization: Streamline exhaust flow by removing restrictive components, reducing backpressure, and improving engine longevity.

Install Instructions

This product requires the following items:

The OBD2 read and write instructions can be found by clicking this link here

This product requires an HP Unlocked ECM and OBD2 Device. These items are not included and must be purchased separately.


Product Features:

  • Compatible with 2020-2022* GMC Sierra and Chevrolet Silverado LM2 3.0L Duramax. Will not work on late 2022 models with fully digital instrument cluster.  
  • The product works with the E46 ECM but is incompatible with E66 ECM found in some late 2022 models. This tune will not work on late 2022 models with fully digital instrument cluster, or on facelift trucks (Global B) trucks.
  • Custom Tuning: Tailored to maximize your vehicle's power and efficiency.
  • Fuel Optimization: Precise calibration for enhanced fuel economy and reduced emissions.
  • Durability: Designed to promote engine longevity by reducing backpressure and minimizing risks associated with clogged exhaust systems.

Tune Types:

Tow Tune:

  • The Tow Tune provides an additional +30HP to your LM2 3.0L Duramax engine.

Street Tune:

  • The Street Tune provides an additional +60HP to your LM2 3.0L Duramax engine.

Important Details:

  • The Delete Tune File requires an Unlocked ECM and HP Device, sold separately (find the full kit including all necessary items here).
  • Recommended for off-road use only; ensure compliance with local regulations before purchase.
  • All sales are final; please review your selection carefully before completing your order.
  • *This is not compatible with late 2022 models with the fully digital instrument cluster
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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