2017 - 2023 L5P Duramax 2500 3500 | Pickup and Cab Chassis | HP Tuners
$700.00
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***Most E41 L5P Duramax no longer require an e41 unlock kit. Customers can now upgrade their E41 ECM directly through the OBDII port—no physical upgrade kit, no controller removal, and no shipping required. 2018–2023 Chevy Silverado / GMC Sierra 2500–3500 (L5P)2019–2023 Chevy Silverado / GMC Sierra 4500–6500 (L5D) Note: 2017 Model years and some 2018 still require the kit.**** Increase in Mileage Increase in Horsepower Increase in Torque Compatible with: 2017 - 2023 L5P Duramax 2500 3500 Pickup and Cab Chassis trucks Tune Power Levels Stock Power 30HP (Heavy Tow) 80HP (Can tow 12k Lbs and under) 120HP 150HP 180HP 200HP Switchable Tuning Power Levels 0-200HP 0HP 30HP 75HP 120HP 150HP 200HP
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