Exterior views showing startup, idle, revving, and acceleration, interior noise, as well as a mounted camera view on the trailer hitch of a 2005 Chevy Silverado 2500 LLY 6.6L Duramax with a single MBRP downpipe back straight pipe exhaust. The system is a 4 inch with a 6 inch tip. Part number for the system is S6004PLM.