hey guys howsit going?? wondering if u guys can help me no one seems to be able to tell me str8 up wat type of exhaust system i should get, i got told by the place im getting it tuned that 2.5" down pipes for the turbos and then 3" at the extractors bak also i keep gettin lectured on the sensor in the cat, and apparently if i go after market nd i dont have a sensor or sumfn a rather the engine light would be on and i dont realy want tht, or the guy at winger said i should get a half system but then i wouldnt get much performance, am i able to just take a sensor from a standard exhaust nd put it in a new cat??
help me guys!!!!! lol