Intake Plenum, 911 Carrera / S (997.1)
The Y-configuration plenum for the pre-DFI 997, where the published gains are the largest of any naturally aspirated fitment.
Induction & Charging In production confidence: medium
Manufacturing
| Manufacturer | IPD Plenums |
|---|---|
| Origin | 🇺🇸 United States Vendor head office — place of manufacture not stated |
| Process | Cast |
| Additively manufactured | No |
Published figures
| Power gain | +24 hp |
|---|---|
| Basis | Published by the manufacturer; not independently verified. |
| Notes | Published as 24–28 hp depending on displacement and engine condition; lower bound recorded here. Gains sit in the mid range. |
Fitment
| 997.1 | Carrera, Carrera S |
|---|
Sources
- 997.1 Carrera Base/S — IPD Plenums, accessed 2026-08-17