⚠️ Your ECM must be unlocked before it can be tuned. This delete tune file for Duramax LZO requires an unlocked ECM and an HP Tuners MPVI OBD2 device. Not included in this order.
Compatibility
| Year Range | Make | Model | Engine |
|---|---|---|---|
| 2022.5-2025 | Chevrolet | Silverado 1500 | 3.0L LZ0 Duramax Diesel |
| 2022.5-2025 | GMC | Sierra 1500 | 3.0L LZ0 Duramax Diesel |
| 2022.5-2025 | Chevrolet | Suburban | 3.0L LZ0 Duramax Diesel |
This is a digital delete tune file only. Built for trucks with emissions deleted (DPF/DEF/EGR) for off-road use.
What This Tune Does
| Area | What Changes |
|---|---|
| Throttle Response | Dead pedal gone. Immediate input. |
| Torque Delivery | Power earlier across RPM range — better under load and at cruise. |
| Fuel Economy | Injection timing and VGT recalibrated — real MPG gains. |
| Exhaust Brake | Maximized. Memory settings kept. |
| Auto Start/Stop | Disabled. |
| Safety Strategies | OEM protection tables retained and recalibrated. |
Tune Levels
| Level | HP | Good For |
|---|---|---|
| Stock Optimized | + 0 | Smoother stock feel. Better throttle and efficiency, no added power. |
| Tow | + 20 | More mid-range torque. Light towing and hauling. |
| Street | + 40 | Responsive daily driver. More pull, not excessive. |
What You Need to Flash
| Item | Notes |
|---|---|
| HP Tuners MPVI Device | Sold separately |
| Windows 10+ Laptop | To run HP Tuners VCM Suite |
| HP Tuners VCM Suite Beta | Free download - latest version |
| Internet Connection | Required during flash |
| Unlocked ECM | Sold separately |
| Credits | 6 ECM credits or 4 TCM credits — sold separately |
View the full OBD2 flash process →
⚠️ Duramax LZO Delete tune — requires DPF/DEF/EGR removal. Off-road use only.
Tune the truck clean (no active codes) before any emissions delete. Damage from skipping this step is not covered.
Custom order — ALL SALES ARE FINAL.
Verify your vehicle and setup before ordering. This product is for off-road use only.
Questions? Contact us before you order - we'll make sure it's the right fit.
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.
Warranty
Hardware components are covered by Tuner Depot's standard warranty. Tuning devices and software carry manufacturer warranty terms. Use of these products will void your vehicle's factory warranty. Please confirm with your manufacturer before installation.
Off-Road Use Only
These products are intended for off-road, race, and competition use only and may not be legal for use on public highways where emissions laws apply. Check your local and state regulations before purchase.
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