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10-22-2013, 10:04 PM | #1 |
Brigadier General
311
Rep 3,675
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laguna seca 90db.... rpi exhaust ...think it will pass?
Well I picked up a rpi exhaust. ..its the axle back oem x pipe... think it will pass 90db???....every time I have ran at laguna its been a 92db day with my e46 m3 but this will be my 1st day with a e92...
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10-23-2013, 03:41 PM | #5 |
Lieutenant
106
Rep 504
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