well, right now all i can afford is a cat back exhaust system and possibly a cat converter, i dont have enough for headers.
-APEXi World Sport 2
-APEXi N1
-GReddy EVO2
-GReddy SP2
Which one out of those would you guys pick? I'm not necessarily going sleeper, id like an exhaust that you can hear. which one do you guys think is the loudest? (using stock cat) which one adds most speed?