maXbimmer Forums - View Single Post - FS: Brand New Magnaflow Muffler 14815 $230

**dbworld4k** · 05-31-2007, 04:19 PM

If it's a straight-through muffler there should be like zero restriction.

05-31-2007, 04:19 PM	#62
dbworld4k Moderator Join Date: Aug 2006 Location: YYZ Posts: 7,892 Car: '09 328i, '12 M3 My Albums	If it's a straight-through muffler there should be like zero restriction. __________________ '12 M3 6MT Alpine White + Fox Red Extended \| '09 328i 6MT Space Gray + Black