wow seems like everyone is selling their set up... i have this on my car right now and i think it sounds great... its as loud as i would go thats for sure... good luck on the sale ! free bump!
Current: 2013 F10 M5 & 2013 GLK350
997.1 GT3RS (gone)
2009 WRX STI (gone)
e92 M3 (gone)