Keep in mind my system is in loud, "red" mode 24/7...A couple clips, more to come:
Video 1: WITHOUT the downpipes, bolt ons, or software:
http://web.stagram.com/p/534881692679403942_315670253
Video 2: With DP's(full bolt on) and software. Third gear.
http://web.stagram.com/p/534884339327171060_315670253
If you have software, I highly recommend the down pipes! It unleashes the beast within!