The Truck Edition 61900 Performance Module is specifically designed to elevate the power, torque, and efficiency of your 2023-2026 3.0L LZO Duramax engine. Whether you're towing heavy loads, hauling gear, or simply looking for improved responsiveness, this module delivers reliable performance gains without compromising engine integrity.
Key Features & Benefits:
- Enhanced Power & Torque: Experience a noticeable boost in horsepower and torque to handle heavy-duty tasks with ease.
- Improved Fuel Efficiency: Reduce fuel consumption while maintaining performance, helping you save at the pump.
- Plug-and-Play Installation: Easy-to-install design with no special tools or modifications required—get back on the road faster.
- Safe & Reliable: Works seamlessly with factory settings to ensure long-term durability and emissions compliance.
- Adjustable Power Settings: Use the included mechanical switch to select the power setting of your choice.
- Warranty Friendly: Leaves no trace on the ECM!
Built for truck owners who demand more, the Truck Edition 61900 Performance Module combines power, efficiency, and ease of use to deliver the performance upgrade you’ve been waiting for.
Upgrade with Truck Edition and experience the difference today!
2 Reviews Hide Reviews Show Reviews
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Excellent Upgrade for the 3.0L LZ0 Duramax
I purchased the PSI Power performance tuner for my 2026 GMC Sierra Denali with the 3.0L LZ0 Duramax, and I’ve been extremely impressed with it. Installation was straightforward, and the improvement in the truck was noticeable right away. The added power and torque make an already great engine even better. Throttle response feels stronger, acceleration is smoother and more responsive, and the truck just feels more effortless to drive. What I really appreciate is that it doesn’t feel like some wild or poorly calibrated tune—it feels refined, almost like the truck should have come from GM this way. PSI Power has also been great to deal with, and I appreciate that they’re supporting the newer 2026 LZ0 platform when there still aren’t a ton of performance options available. I’d absolutely recommend this tuner to anyone with an LZ0 Duramax who wants a noticeable performance improvement while maintaining a smooth, factory-like driving experience. My only complaint is that PSI Power doesn’t have more products for my truck yet! I’ve been so happy with this tuner that I’d gladly test and review other LZ0/Sierra products they develop in the future. If PSI Power needs a 2026 Sierra Denali LZ0 test truck, I’m volunteering! ? Five stars—great product, great experience, and I’m looking forward to seeing what PSI Power comes out with next.
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PERFORMANCE MODULE FOR 2023-2026 3.0L LZO DURAMAX ENGINES - 61900
Best product to install on your 3.0 Duramax. Drove 163 miles and made my truck go from 26 highway miles to 30 highway miles at 77 MPH.
