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      10-02-2011, 10:24 AM   #46
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Drives: 2013 Frozen Black M3 ESS 650
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Originally Posted by nkgmd View Post
Why would I make this up? I would appreciate helpful responses.
There must be something loose in your exhaust, check if the clamps are tighten, no drone with this exhaust
There was another post where the OP reported a similar situation and when he took it back to shop they found a loose fitting
2013 M3 E93 | Frozen Black, individual interior black with red stitching, Carbon Leather trim, M Double-clutch Transmission, Enhanced Premium Sound Sys
Mods: ESS VT2 650 SC / Akrapovic GT4 Exhaust / Brembo 365 kit / HRE RB2 wheels / Toyo R888 tires / KW coilover sleeve kit / OSS V4 kit / OEM Frozen Blk Rear Lip Spoiler / BMW Performance Black Grilles / BMW Wind Deflector / FB Vorsteiner Front Spoiler / FB side gills