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      08-11-2014, 03:30 PM   #7
Bee Pee
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Drives: AW M2 DCT
Join Date: Jun 2010
Location: SW London

iTrader: (3)

Hi

Here in UK/Europe, eisenman make a system for f21/f22 m135i either twin outlets or a quad.

Tail pipe length from rear muffler are shorter than 2/3 series.

System is back box only.

Seen and heard a quad and looks/sounds good.

PD
Appreciate 0