The 2.7 liter Boxster/Cayman plenum also utilizes the factory oe 74mm throttle body. This version provides power gains throughout the entire power band as well, especially in the midrange where it 's most needed and most enjoyed.

This particular Boxster/Cayman plenum application is recommended for enthusiasts looking for considerable performance gains without exceeding certain performance thresholds.

The ipd Boxster/Cayman plenum will provides the most power gains of any engine upgrade available and will truly transform your Boxster/Cayman driving experience. The ipd plenum is the best modification on the market and will further compliment other mods such as exhaust, software and beyond.

Installation is relatively easy and straight forward for mechanically inclined diy customers although ipd strongly recommends having a qualified Porsche technician perform any ipd plenum installation.