Quote:
Originally Posted by ThetC
well, the car comes factory with 2.5" piping, so im not sure if you actually got a significant HP gain, but i bet it sounds nice
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Actually, its 2.25". You only need 3" or larger for high exhaust pressure apps like Turbo or high compression S/C engines. 2.5" is perfect for N/A or TRD S/C.