BMS M5, M6, X5M, X6M Stage 1 Performance TunerLooking to run higher power levels with your M in an easy to install and remove package with stock like power delivery? Then look no further than the BMS Stage 1 Performance Tuner. The BMS Stage1 tune is the gold standard in M performance, reliability, and value. It installs and removes in minutes, is preset to 4psi of boost over stock, and delivers power gains of up to 60hp to the wheels and up to 60 torque to the wheels. Unlike some of our
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