Porsche 955 Cayenne Turbo IPD Intake Plenum (2002-2007) - FS.POR.955T.IPD C8 CORVETTE WEATHERTECH CARGO/FRUNK LINER At part throttle the valves

At part throttle the valves stay closed and keep the twin-turbo V8 tame and easy to live with

Dramatic power increase throughout RPM range- worlds great on street cars too

9 cap screws with hardened washers

Replace the factory exhaust valves with these valve delete pipes for more exhaust flow and sound

Porsche 955 Cayenne Turbo IPD Intake Plenum (2002-2007) - FS.POR.955T.IPD C8 CORVETTE WEATHERTECH CARGO/FRUNK LINER At part throttle the valvesThe very successful Cayenne was Porsche's solution for driving enthusiast who needed to carry additional passengers and cargo but didn't want to sacrifice driving excitement. The IPD plenums provide great bolt on power for all late model Porsche applications but they work exceptionally well with all Porsche Turbos models, and the Cayenne Turbo is no exception. The IPD Cayenne Turbo plenum has a revised diversion area and larger inlet openings that