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GM Duramax LZ0 3.0L – Power Tune (2022.5-2025)

Tuning
Sku: DT-LM2-HP-SO

This product fits:

2022.5-2025 Chevy Silverado, GMC Sierra, Suburban, 3.0L Duramax
Regular price
$999.99
Regular price
Sale price
$999.99
-0%
Shipping calculated at checkout.
Tune Type: Stock Optimized (+0HP)

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

Click here to find the right tuner for your truck!
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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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Vendor: Black Bandit Power Tunes

DESCRIPTION

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

Unleash your LZ0 Duramax’s full potential with our Power Tune — designed specifically for the 2022.5–2025 Chevy Silverado, GMC Sierra, and Suburban 3.0L Duramax LZ0. This is precision tuning for real-world results: more torque, better throttle response, improved drivability, and fuel economy you can feel.


Why Choose This Tune?

The Power Tune Package for LZ0 offers unmatched refinement and performance:

  • Crisper Throttle Response: Eliminate dead pedal delay and wake up your truck with sharper driver input translation.
  • Optimized Torque Delivery: Get torque earlier across all tune levels — resulting in smoother shifts and greater efficiency while towing or cruising.
  • Transmission Recalibrated: Earlier lock-up, reduced lag, better shift timing. Feels OEM — just better.
  • Real Fuel Economy Gains: Intelligent calibration of injection events, timing, and VGT delivers more miles per gallon without sacrificing power.
  • Safe & Reliable: We retain and recalibrate OEM safety strategies to protect your drivetrain at every power level. No shortcuts. No surprises.
  • Smart Limit Removal: Only the safe limiters are removed — keeping your truck efficient, strong, and dependable.
  • Custom Tire + Gear Support: Running larger tires or changed gearing? We tailor the transmission calibration to your setup.

Install Instructions

This product requires the following items:

  • Windows Laptop (Windows 10+)
  • HP Tuners VCM Suite Beta (latest version)
  • Internet Connection
  • Unlocked ECM
  • OBD2 Device
  • 6 ECM Credits or 4 TCM Credits

View the full OBD2 flash process by clicking 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 2022.5–2025 GM 3.0L Duramax LZ0 equipped vehicles: Chevy Silverado, GMC Sierra, Suburban.
  • ECM & TCM Matched: Engine and transmission calibrations are designed to work in sync — essential for reliability and driveability.
  • Earlier Converter Lockup: Reduces transmission temps and maximizes torque usage at lower RPMs.
  • Downshift Lag Removed: Calibrated for quicker acceleration response when towing or cruising.
  • Improved Shift Logic: Say goodbye to lazy low-RPM driving — tuning is refined for confidence at any load.
  • Exhaust Brake Memory: Maximized exhaust braking power and memory settings retained.
  • No More Auto Start/Stop: Removed idle timers and auto start/stop for a more predictable driving experience.

Tune Levels:

  • Stock Optimized (+0 HP): Refined stock file with no added power — just smoother driving, better throttle, and improved efficiency.
  • Heavy Tow (+12 HP): Ideal for hauling weight. Earlier torque and optimized shifts reduce strain.
  • Light Tow (+24 HP): Better mid-range pull with balance. Perfect for smaller trailers or gear loads.
  • Sport (+36 HP): Crisp and responsive. Great for spirited daily driving without going overboard.
  • Performance (+48 HP): For those who want a strong daily with bite. Reliable and snappy.
  • Race (+60 HP): The most aggressive file we offer for stock turbo & fuel system.
  • SOTF (Switch On The Fly – 0-60 HP): Seamlessly switch between power levels.

Important Notes:

  • This is a tune file only – requires HP Tuners MPVI device and credits, sold separately.
  • ECM requires 6 credits; TCM requires 4 credits.
  • This product is intended for off-road use only. Check local laws before purchase.
  • All sales are final. Please verify your vehicle and tuning setup before placing your order.

Order Now. Drive Better.

Don’t settle for factory limitations. The LZ0 Power Tune Package unlocks hidden performance, improves drivability, and gives your truck the power it should’ve come with from the factory. Have questions? Contact us before purchasing — we’re here to help.

Please Note: The vehicle must be tuned prior to deleting the emissions systems.

PLEASE NOTE!

  • 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. Please note that, unless specified differently on the product page, our parts do not include installation instructions. Our components 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.
  • 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, we understand the importance of timely delivery when it comes to your performance parts. We are 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, please bear in mind that unforeseen circumstances beyond our control may occasionally impact shipping times.

Factors Affecting Shipping:

Weather Conditions: While we pride ourselves on our fast and efficient order processing, adverse weather conditions such as rain, snow, or sleet may affect delivery timelines. We assure you that we will make every effort to overcome such challenges and minimize any delays.

Holiday Periods: Even our dedicated team needs a well-deserved break during holidays. Please note that our shipping center will be closed on such occasions. Rest assured, we will resume shipping promptly on the next business day. During peak holiday seasons, please allow for potential delays, but be assured that we will keep you informed every step of the way and work diligently to deliver your order as swiftly as possible.

Staff Availability: While we have an exceptional team, we recognize that unforeseen circumstances can occasionally affect our staffing levels. In such cases, we may experience minor delays. However, we want to assure you that we are committed to swiftly resolving any staffing issues and maintaining our high standards of service.

We genuinely appreciate your understanding and patience during any unexpected obstacles we may encounter along the way. Be assured that we will utilize every resource available to deliver your performance parts to you promptly.

Thank you for choosing Tuner Depot, where our passion fuels our commitment to outstanding customer service.

Happy tuning!

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

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Looks Better

Black Bandit title material-image
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.