Hey guys, I had a flange welded on for my K&N filter, is the KKM compatible only with the stock set-up. Basically, I want the KKM intake, I've heard it's louder, is it worth it, and will it work?
Thanks


99 Silver SVT with:
lowered-eibach springs, piaa fog lights in upper mesh grill, K&N filter, tinted, flowmaster mufflers, straight-piped cat(temporarily w/ca. for emissions), custom spoiler