Quote Originally Posted by 05Tib
The throttle body and intake manifold boast a 5-10% ish increase in HP. The RIPP headers that have been dynod on a stock Tib with just a CAI (already got that) gave the Tib 32.6 whp increase and 25.9 lb/ft of torque increase. Then the exaughst is ur standard 10-15 Hp gain, i think, dont quote me on it. Thats the next step, there is more to come under the hood later... Going all NA though
i had all that on my 03. i was able to pull a 15.1 with AEM CAI alone and was finally able to get to a 14.05 with NGM's stage 2 manifold, OBX exhaust, key performance headers.