Quote:
Originally Posted by PTmodrod
If the 07 airbox is the same as the 01-05, then this is mostly correct. You remove both the snorkels (white and black) then you fill the front silencer section with expanding foam etc. I just did it about a week ago and its louder, but not "waaaaa." That combined with a drop in K&N will give you a nice little added pep.
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Purely butt dyno. You can't really feel the extra 2-3 hp the K&N drop in filter gives. If you could your butt could feel the pea under 12 mattresses.