I installed this muffler in late summer 2012 and late winter/early spring (2013) I finished the exhaust. The muffler adds a darn quiet rumble at idle and roars as you move away from the line. Unlike the Flowmaster, Magnaflow's no-nonsense design gives you the complete package: insulating glass flow for performance, not like a 'tin can'. Yes, at 2000-2500 RPM you get a real drone, but you get better exhaust flow without the baffles that usually damage the drone. My ONLY complaint has to do withβ¦