*gasp* 1.6liter modifying!
 

i am wonder WTF can i do to my 1.6 liter pro besides cai and exhaust?!?!?! also, ive only seen injen and bosal for each of these mods, if i am wrong please let me know of any better brands but basically im trying to figure out what i can do to atleast get my car into the 140 horses range. please help!