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I have the Dinan (Mufflers only) and to be honest the only time i remember i have an aftermarket exhaust during "normal driving" is when i first start it up and when i accelerate from a stop other than that you only really hear it when you "get on it".
Hope that helps!
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OLD - 2008 Sparkling Graphite DCT e92
Rpi Scoops/Dinan Intake/DinanECUtune/DinanPulley/DinanExhaust/DinanStg 2 Suspension/Plus some cosmetic mods *SOLD*
NEW- 2011 Black Saphire 550i Sport (Some cosmetic mods/Dinan mods soon) |