I meant.... posted by Stealth021 on December 31, 2003 at 04:11 PM
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test pipes. Test pipes are worth another 25-30 hp. Torque is related to boost pressure and volumetric effiency. The stock Z32 TT peak torque around 4500-4800 rpm . Horsepower is related to engine flow, which is a function of boost pressure and rpm.