Originally Posted by Warrtalon

Every mod sacrifices reliability. Every mod risks voiding your warranty. You are just saying things to us that are obvious and inherent for every Evo owner, but they just aren't feasible. You've been told the next mods to get and without being bashed for searching. You should take the info and run with it, because honestly, this question has been asked so many times in so many forms, and it's really annoying to have to keep answering it, especially when the thread originator doesn't even take the time to search...

Filter, that's the party line, but rarely does it ever happen, because they can easily INFER that Mod X caused Failure Y even if they are not directly related. One extreme example is a guy who had nothing but lowering springs, and Mitsu wouldn't warranty a tranny problem. They said the change in ride height led to the gear failure...