BMW M3 and BMW M4 Forum - View Single Post

blake9220 · 09-26-2016, 01:08 PM

Cheapest and quickest is probably a valve controller, and then downpipes, and then if you're really determined, an aftermarket mid pipe or straight pipe setup.

09-26-2016, 01:08 PM	#3
blake9220 Second Lieutenant 105 Rep 292 Posts Drives: 2015 M3 6MT Matte Indigo Blue Join Date: Jun 2015 Location: SoCal iTrader: (0) Garage List 2015 BMW M3 [7.00]	Cheapest and quickest is probably a valve controller, and then downpipes, and then if you're really determined, an aftermarket mid pipe or straight pipe setup. __________________ 2015 F80 Matte Indigo Blue/SS Int - 6MT
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