think I'm gonna have to replace my whole exhause which is magan flow X with cats and magna flow cat back...Is this true here are all my mods I want 400 hp...
V2 S-trim
70 mm accufab TB
and the above exhaust
what else do I need to get to my goal and still have a daily driver
V2 S-trim
70 mm accufab TB
and the above exhaust
what else do I need to get to my goal and still have a daily driver