for those of you who dont know. you need to. =] here are some links to help: splitter- http://www.amsperformance.com/cart/APR-Mitsubishi-Lancer-Evolution-Evo-8-9-Front-Wind-Splitters.html diffuser- http://www.amsperformance.com/cart/APR-Mitsubishi-Lancer-Evolution-Evo-8-9-Rear-Diffuser.html anything helpful, feel free to add. made this because i felt like we were taking up another persons thread =]