Quote:
Originally Posted by mwtrogus
I will run my stock muffler over the winter months.... or I'd sell it to you.
Ive been running an Active Auto Gen1(from a 135) sounds so mean... I'd just look for a used one and have a muffler shop make it fit, it doesn't need much to bolt right up. It drones at highway speeds and partial throttle
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Is the rest of your exhaust stock? And still drones?
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'02 S54 M3 (500/500 GC/Koni)
'08 N54 135 (JB4, DCI, BMW PS/Bilstein B6s, H&R M3 FSB, Strongflex FCABs)
'14 N55 X1 (JB4, BMS DP, BMS Intake, Alpina TCU reflash, H&R Sports, Bilstein B6s, E93 M3 RSB, Strongflex FCABs, baby seat)
'08 N54 535xi touring (Bilstein B6s, Downpipes, MHD tune, baby seat)