BMW M3 Forum (E90 E92) - View Single Post - The key to an exotic higher pitch exhaust note: Double forward X pipe

nycplumber · 07-27-2022, 06:06 AM

The IPE F1 x pipe was famous for its sound and infamous for its power loss; with that said I would gladly give up 10hp for a much improved symphony. Especially if it gets rid of the rasp

07-27-2022, 06:06 AM	#12
nycplumber Major 790 Rep 1,318 Posts Drives: slow Join Date: Apr 2016 Location: Spring Lake NJ iTrader: (0)	The IPE F1 x pipe was famous for its sound and infamous for its power loss; with that said I would gladly give up 10hp for a much improved symphony. Especially if it gets rid of the rasp
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