[E-Revonut]

As long as he keeps the tail pipe it won't be very loud even with a piece a plain piece of pipe in there. Dodge's don't have a loud exhaust due to the size of the exhaust valves used. When I did the cat back on mine I fired it up after I cut it off at the cat, wish I hadn't spent the money on the cat back system cause it wasn't very loud right off the cat yet sounded great.