997 Turbo Agency Power Performance Plenum & Throttle Body
Larger throttle body & plenum kit for the Porsche 997 Turbo to gain added performance. The point of a larger throttle body is to get in more air. The more air, the more power you make. The plenum kit includes an Larger 78mm Turbo throttle body, Standard is 75.50mm. If the diameter of the throttle body is to big, it will increase turbo lag. Since most 997 Turbo users drive their car on the street and track, we developed this product to substantially increase throttle response and improve "usable" power.
The T plenum features the stanard fittings for vacuum hoses & breather lines & includes a 1 way check valve needed. The installation requires removal of the factory airbox & Y pipe for access & takes approximately 3 hours. DOES NOT require the ECU to be remapped . The factory ECU will adjust accordingly to the change in throttle body diameter. However, corresponding mods including an ECU remapp will bring out additional power. As it stands alone, the plenum kit will add a bolt on 20 wheel horsepower to your Porsche 997 Turbo.