Anyone heard the Eisenmann yet? I am waiting for them to post videos.

I have heard the AC Schnitzer in person, and the exhaust did seem to change the sound quite a bit. Then again, I am not an owner (yet) and have not driven the car everyday.

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2011 ///X5 M (On Order)

2009 X5 4.8 M Sport Space Gray/Black Fully Loaded

2007 GMC Yukon XL Denali Loaded and Customised