Originally Posted by My4sons
Hey Ramtuner, I got one on my 2009 and like it alot. Not loud like flowmasters, but a nice rumble. I have the factory dual exhaust on my truck. I owned a 98 Ford with single exhaust and had a Dynomax on it also. The owner of the muffler shop uses the Dynomax on all his personal vehicles. He also told me that the Dynomax would increase the HP by 15 to 20 hp. Don't know if it's true about the HP, but I like Dynomax.
you mind throwing up a quick video so we can hear the rumble?