BMW X4 M40i

dAHLer tunes the BMW X4 M40i to 430 horsepower

dAHLer tunes the BMW X4 M40i to 430 horsepower

The latest tuning project from dAHLer Competition takes on one of the most fun BMW SUVs ever made – the BMW X4 M40i. The M Performance X4 comes from the factory with a B58 3.0…

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