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      01-30-2013, 02:47 PM   #18
Mmmdreamer
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Drives: 08 e90 M3 Jet Black
Join Date: Oct 2011
Location: Jersey City

Posts: 540
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I'd go back to stock x-pipe, see how that sounds. If that's still too loud then yes - go to a quieter axle back. Power gain is from primary cat removal rather than secondary cats.

I've got a Dinan axle back w/ test pipes...sounds awesome...quiet when I want it to be, loud when I want it to be
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[08 e90 M3. Jet Black/Black. Dinan Rear Exhaust. ACM Test Pipes. ESS Tune. Eibach Pro-Kit + e36 bumpstops. 18x10 Apex Arc-8. AA Air Filter. RPI Scoops. CREE Angel Eyes. OEM Blacklines. Black Reflectors. Gloss Black Grills. Matte Black Gills. ZCP Shift Knob]
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