2008 Dodge Ram 4.7l with flowmaster 40series. Loud!

Dodge ram 4.7l with flow master

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2010 dodge ram 4.7l no muffler
this is my 2010 dodge ram 4.7l. i took the muffler off just to see what it sounds like.

Dodge Ram 4.7 Flowmaster 40 Exhaust
bone stock other than the flowmaster original 40 muffler, single in/dual out dumped with 3" piping. some appearence stuff but nothing fancy... here's a link to a walk around vid i have of the truck if you wanna see everything about it (http://www.youtube.com/watch?v=85CtimY-wTs)

Ram 4.7 0-60 Before and After Upgrades!
Do a cold air intake and a high flow muffler improve performance? I set out to find out! My truck is a 2007 Dodge Ram 1500 4x4 with the 4.7L Flex Fuel V8, 85k miles. My only performance modifications are a cold air intake (not K&N) and a magnaflow high flow muffler. Like, Comment, and SUBSCRIBE for more!!!

2007 Dodge Ram 4.7L / Magnaflow Exhaust
playing around with it,, has K&N Cold Air Intake, Magnaflow Exhaust, Superchip Cortex Programmer, 22inch Veloche' rims, 2 JL audio 12inch subs.