Competition throttle body and plenum allows for maximum air into the engine.
Replaces the stock 74 mm throttle body with a larger 82 mm GT3 version. The larger throttle body connects to a matching-size IPD Plenum which offers a more efficient air delivery. This upgrade is recommended to be installed on vehicles with Hi-Flow Cat back exhaust & other significant power upgrades.
Includes a factory GT3 throttle body, IPD Plenum, hose, and other attachment hardware.
Fits the following models:
- Cayman or Cayman S Models 2006-2008
- Boxster or Boxster S Models 2006-2008
