3.0L Duramax LZ0 Power Tune | Silverado Sierra Suburban | 2022.5-2025

⚠️ 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…