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      04-09-2015, 11:07 AM   #10
smithf80
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Drives: '18 F80 M3 6MT
Join Date: Mar 2014
Location: Long Island, NY

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2018 F80 M3  [5.00]
As a former 328 owner please understand you are wasting a tremendous amount of money on something that will not have any improvment.

If you want, do the charcoal filter delete, and that's about all I can think of that might be worth it (and that's only because its free)