ya, well the ORP is meaner! I think going from stock to the high-flow would be better than going from ORP to high-flow! The spending money to lose a bit of hp part kind of stinks but o well... I do like the more mature/tuned sound rather than the - rally car/open header sound lol.
Thanks I will give putfile a try
2003 SVT ZX5 Pitch Black # 1117
Borla/ SCT/ Stg II ported TB/ ORP/ STS/ K&N/ VF mount/ Drilled-slotted rotors/ Hawk HPS/ Hofele grille/ Kyowa 18's & 215/40/18 BFG G-force sports