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Ultimate Racing 335i Sedan Cat-Back Exhaust
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01-25-2007, 02:33 PM
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sdiver68
Expert Road Racer
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Drives: 07 335i e90, 09 335i e93
Join Date: Jul 2006
Location: St. Louis, MO
iTrader: (
3
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1) Weight difference versus stock?
2) db difference?
3) Does it retain the 1 active exhaust pipe until warmed up system?
These look and sound great!
Appreciate
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