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      11-17-2012, 02:44 PM   #1
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Drives: 2008 335xi e90
Join Date: Mar 2011
Location: Boston, MA

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Question Exhaust drone question: AE w/HFC vs Dinan?

I have reviewed a few posts on this topic, but from owners or those with first hand observations, a specific question:
What's louder and what has more 2250 rpm drone?

2008 e90 SGM 335xi, w/ PP, CW, CA, Sport. Mods: PROcede v2.5, Helix I/C, ER c.p., Forge DVs, BMS OCC, CP-e catless, Borla Cat-back, Quaife, KW V3 w Swift springs, Dinan fixed camber plates, OEM 216's, PWM Meth, StopTech BBK. "Someday": RB turbos, CF sunroof delete (gasp).
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