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      09-05-2012, 08:17 AM   #29
MikeE92M3
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Drives: 08 E92 M3
Join Date: May 2012
Location: Richmond, VA

iTrader: (5)

I'm going with some people's advice and adding helmholtz chambers, like this, which has a very similar look to the magnaflow mufflers presently:

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2008 (07/08) E92 M3 BPM Stage II Tuned by Mike Benvo, 6MT, Turner Test Pipes, Magnaflow Custom Catback Exhaust (Magnaflow X Pipe, secondary cat delete, Aero Resonators and Helmholtz Chambers),Vorsteiner CF Lip, Hamann Style CF rear diffuser, CF Rear Decklid Spoiler, BMW Performance Kidney Grills, CF Side Grills, OEM GTS Wheels, K&N Drop-In Filter, GP Thunder 8k Angel Eyes, Painted Reflectors.