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Installing RaceChip on BMW M340i and testing the power

We installed a RaceChip GTS Black on our BMW M340i Touring to unlock serious power gains without touching the ECU. In this ...
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Racechip GTS Black Install & Review - Enhance Your Mercedes Performance + The World's Most ...

After years of curiosity, I finally tested one using a Dragy to measure 0-60mph and 20-60mph times. Here are the lessons learned: tires become increasingly important as power increases, 0-60mph is not ...