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BMW X3M ECU Software Upgrade (Includes ECU Unlock)
Vehicle Application: 2020+ BMW X3M
Stock Power: 503hp
Tuned Power: 650hp
Note: This purchase is for AMR Performance ECU software and will require a scheduled appointment at AMR HQ or the ECU to be shipped in.
***Due to the nature of this product, it is non refundable. All sales are final***
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x3 tune
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