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L5P Unlocked T87A TCM 2017-2019 GM Duramax

(1)
Availability: In stock, ready to ship
Vehicle Fitment:
GM/CHEVY Duramax 6.6L L5P (2017 - 2023) Pickup Truck

$396

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L5P Unlocked T87A TCM 2017-2019 GM Duramax L5P Unlocked T87A TCM 2017-2019 GM Duramax
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  1. since installing this TCM on my 2020 Duramax, I’ve seen a noticeable improvement in fuel efficiency—gaining an additional 2 MPG. Besides the fuel economy, the truck feels more powerful and responsive