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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Jake Raby/www.flat6innovations.com
IMS Solution/ Faultless Tool Inventor
US Patent 8,992,089 &
US Patent 9,416,697
Developer of The IMS Retrofit Procedure- M96/ M97 Specialist
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