BS. I had my ECU tuned a few months ago. No drilling. The ECU had to be removed, but it can't be traced. Absolutely no signs of it. This was done in Bangkok, and I know the whole procedure. The tune itself comes from McChip-DKR.
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Current: 2018 X1 F48 & 2014 F20 116i. Before: 2009 BMW E90 320d LCI, 2008 E92 M3 &
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