hey everyone im new to the forums but thay have helped me alot sofar just now im ready to start posting i drive a blue 02 wrx wagon sofar i have a forged BOV , a apexi gt spec catback, cobb adjustable short shifter, cobb shifter bushings and tranny mount, i also drive a lightly modded 97 eclipse i would like to see how many ppl are in the raleigh,NC area an would like to meat up
Seriously though , you wont need it just from a catback.
You will also here a mixed view on that show - off valve!
If you plan on getting a DP or doing any other mods, then get EM.
BTW, you need to spend some time in the newbie forum and use the search button (Often)