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Old 06-17-2015, 08:47 PM   #36
Jake Raby
Engine Surgeon
 
Join Date: Aug 2008
Location: Cleveland GA USA
Posts: 2,425
The larger TB will usually hurt torque and only gain marginal HP, but over a very narrow power band. This is due to the intake plenums of the Boxster engine, as well as runner characteristics.

All combinations will vary in performance gains.
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IMS Solution/ Faultless Tool Inventor
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