Expedition907
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here is a video of my 04 Expedition XLT 5.4 with the Flowmaster Force II catback 50HD series big block. this is from late summer
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Thanks for sharing.
I think Andy is asking the question most people do in what does it sound like in the cabin on the road etc.?
I think Toms89 did a similar vid while driving and you could hear his set up.
PanHandler.
I think Toms89 did a similar vid while driving and you could hear his set up.
PanHandler.

But didn't Tom's have a whine that the rest of us seem to be lacking?![]()
That seems to have a nice sound. Is it loud on the inside?
instead of making another thread, figured id use my own on here, haha. anyways, im wanting to change out my 50HD big block for a different flowmaster. looking at super 40 (recommended by flowmaster themselves), super 44 and if possible the super 10. believe it would take some customization for the super 10. would like your info
I cut my exhaust off from cat back and called it a day...my truck sounds like a monster...i also changed my intake to match the the amount of air flow to exhaust...its loud as shit but hey its a truck and if i close the windows it doesn't bother as much we watch movies on the road all the time and we don't have to put the sound to high...my tires make more noise...