BMW M3 Forum (E90 E92) - View Single Post - Resonator delete or secondary cat with dinan exhaust

wrk.eat.drive.rpt · 02-06-2020, 06:19 PM

agree. makes sense. Only the challenge street would also require that I get some primary cats to weld onto the challenge street otherwise swapping back would be another cut... yes?

02-06-2020, 06:19 PM	#6
wrk.eat.drive.rpt Second Lieutenant 27 Rep 249 Posts Drives: 2016 340i, 08 e92 m3 Join Date: Aug 2017 Location: CA iTrader: (3)	agree. makes sense. Only the challenge street would also require that I get some primary cats to weld onto the challenge street otherwise swapping back would be another cut... yes?
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