[Notorious0ne]

http://www.gfchips.com/fordfocus.aspx


I recently stumbled upon this chip, any idea if its good or not. Reviews Anything. I feel as if the things they claim cannot be true.

 

[Ryan03svt]

Hope this helps. There is no way that works
http://www.focusfanatics.com/forum/showthread.php?t=249864

 

[sparky34kv]

Not to thread jack, but could someone tell me what an engine tune is exactly?