is this good to have????? is it even needed?????

post anything about this item

 

Post ANYTHING about the item? Well, it's kinda blue in some spots, its a little grey in others. You wire it into your factory harness and stuff. It, like, will help you, like, adjust fuel timing and stuff, kinda. It makes you go wicked fast, yo!

http://www.google.com/
http://home.att.net/~teaguesauto/ecuwrx.htm
http://www.jscspeed.com/wrx/electronics/apexi_safc.htm
http://www.importtuner.com/tech/0112it_ppsubaru/

https://www.i-club.com/forums/showth...highlight=safc

Search, and ye shall receive. Decide for yourself if you need it. Most often, no, imo.