Hmmm... I dynoed in 3rd last time....
Brother put down 430/480 on a dyno dynamics with just a borla exhaust on his 02...
On a dynojet (in 3rd) I put down 410,412, and 415 (in order for HP) in 3rd gear on a 97 with exhaust. Suprised that it was going up but tourque went 428, 430, and 432...