2008 Porsche Boxster S IPD Power Intake Plenum, /Cayman
IPD Plenums provide a simple, yet highly effective way to gain extra horsepower and torque for improved acceleration. Featuring a new designed aluminum plenum which replaces the flat-walled stock plenum with a design that increases airflow and air speed (velocity) to the engine. Dyno tests on a 2006 Porsche Cayman S revealed a 24 Horsepower increase and 19 ft lbs. torque at the rear wheels.
Note: For 3.4L Cayman "S" and Boxster "S" only. Not for base model.