do you guys think a dci will help and be noticable with this tune. I had bms's single but I sold it. Im not big on the extra hissing noise. One of the few im sure.
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2021 M5 COMPETITION LCI Brands Hatch Gray on SIlverstone, carbon roof, comp wheels, Mperf splitter, carbon pro spoiler, carbon diffuser , carbon paddles, executive pkg. Dinan HAS, RaceChip, dinan spacers, FC stud kit, etc
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