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MasterYous MasterYous is offline
Posts: 332
Join Date: Aug 2017
Car: BMW M240i
Default 05-01-2019, 06:50 PM

I donít understand this. Are you flashing a BEF on top of BM3? How is this possible - both of these are flash tunes. The BEF will overwrite the BM3 tune. Or am I missing something about how BM3 works?

2017 F23/M240i Convertible (B58) / 6MT / FF Wires / EWG Wires / BMS Air Intake / Stock Exhaust / BMS Meth (100%) / 93 Octane
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