Rpi GTM axleback
Hey guys i have a rpi gtm axleback and i wanted to get rid of my cats for more power... does it matter if i use any x pipe will it still be loud as hell? i daily drive and wouldnt mind it being a little louder but not insane...
Current: 2013 E92 M3 AW DCT
Past: 2011 E90 M3 AW DCT, 2011 E92 M3 MR 6MT, 2008 E92 M3 AW 6MT