MattPro yep definitely gotta get tuned even if you don't get downpipes now or yet, although with flash tune you will pass emissions due to the CEL delete software properly tuned flash.
MissionPerformance correct me if I'm wrong
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60-130 6.5s X4M
60-130 5.04s G80 M3 Stock Turbo
60-130 4.82s | 9.4@148mph 1/4 Hybrids
IG: @bmwF9XG80
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