Quote:
Originally Posted by jnkirk1974
The Eisenmann race exhaust certainly helps the BMW get some of the "AMG effect".
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Maybe I did things backwards, purchased and installed ACScnitzer springs and exhaust and 6 months later Hartge ECU mod. I felt the 550 was too fast to be so quiet, I couldnt imagine have the mod without the exhaust.
Quote:
Originally Posted by gray550
I also had a GT-R prior to my 550 and it was, without any doubt, much quicker in every aspect.
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GT-R, well, being mentioned in the same sentence as that rabid rice burner is an honor in itself!