09-12-2020, 12:09 PM | #2 |
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09-12-2020, 05:04 PM | #3 |
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https://f80.bimmerpost.com/forums/sh....php?t=1634483
That post probably has the most information but a summary is it isn't as loud as catless downpipes. About 30% louder than stock because no secondaries. Single midpipe is deeper and less drone than stock. |
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09-13-2020, 02:47 AM | #4 | |
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Drives: G82 M4, F98 X4M, F82 m4 - sold
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Location: Bay Area / IG: @snowhitem4
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09-13-2020, 11:18 AM | #5 | |
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09-13-2020, 04:00 PM | #6 |
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Drives: 2018 YMB M3 Comp
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Location: East Bay Area, California
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Im in hayward...and tempted...
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