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s14_kev · 11-09-2012, 02:35 PM

Macht Schnell test pipes remove the primary cats and are much cheaper than the x-pipe option. Although a race x-pipe like the challenge one would be much louder as it removes all cats and resonators

11-09-2012, 02:35 PM	#3
s14_kev Major 367 Rep 1,036 Posts Drives: E90 M3, E30 M3 Join Date: Sep 2012 Location: Bay Area, CA iTrader: (21)	Macht Schnell test pipes remove the primary cats and are much cheaper than the x-pipe option. Although a race x-pipe like the challenge one would be much louder as it removes all cats and resonators
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