Originally Posted by nowhereman
absolutely. they are discussing between the Viggen IC and aftermarket ones like the ETS etc... THe Viggen IC will absolutely make things better being it has a natural flow through as opposed to forcing air around a U turn.
And by preventing the cooled air from being reheated by the hot charge air in the upper passage.
Do the viggen if your in a pinch if you can find one for a good price.