BMW X4 M40i G02 600 hp The stock output of 340 hp already makes the SUV faster than average, but as we know, the BMW B58 engine has a lot more power in store. So we carried out a Stage 3 optimization and trans...
BMW X4 M40i G02 600 hp The stock output of 340 hp already makes the SUV faster than average, but as we know, the BMW B58 engine has a lot more power in store. So we carried out a Stage 3 optimization and trans...
