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Not everybody in the world has $5000 and change to drop on a SINGLE option, which they cannot justify based on what they use the truck for.
I agree that if you tow big, carry HUGE loads, and lug horses around you should probably spring for the PSD option.
Otherwise, there are people on this board with limited budgets, more limited payload needs, who do NOT need to spring for a PSD, but who may want a little more power (whether for increased efficiency or personal fun).
If you can't post something constructive and answer the guy's (or gal's) question, lay off the "should have gotten an oil burner" advice and go drain your fuel/water separator.
I have run the dynomax race magnums (non-stainless versions of the ultraflow, and about 1/2 the price) and was VERY happy with them. good tone, not all that loud unless at WOT, then they sounded like straight pipes.they don't use any baffling, which WILL eventually blow out, especially if you have a titanium foot like I do. you can look straight though the mufflef, kinda like a glasspack. Currently I have a magnaflow single inlet/dual outlet both hooked out in front of the rear tire with square Borla tips. I love the throaty sound, and did notice a slight increase in revs, but not as much as the dynomax. I chose to go with the shoter tailpipes to take the stress off the hangers because I like to use my transfer case...lol... I used to have them going straight out the back, but the extra length of the pipes kept busting the hangers. Too much leverage I guess. Also, be sure to use mandrel bent tubing (no kinks). It not only looks better, but positively affects the flow as well. Flowmaster is a Chevy guy thing...All noise, no go.
I wouldn't go that far. Flowmaster's have been proven to flow a lot better then stock - The only problem with them is they rust out, QUICK.
Stainless is the way to go , but it's a bit more $$.
As far as the 5.4 VS PSD debate , I had the choice of buying either when I was shopping. In fact , I was ready to sign on a PSD when I realized I'd never be doing any heavy hauling, so any "savings" in fuel economy(at the time) wouldn't be enough to help. Now, around here, Diesel fuel is a lot more than regular, so I'm glad I made this decision - The most this truck will ever haul is my bike, quad, or snow-mobile.
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