Air-Cooled EFI Individual Throttle Body System
Full ITB and EFI conversion for air-cooled flat sixes, replacing the factory injection entirely.
Induction & Charging In production confidence: medium
Manufacturing
| Manufacturer | BBi Autosport |
|---|---|
| Origin | 🇺🇸 United States Manufactured here BBi Autosport, Anaheim. |
| Process | CNC Machined |
| Additively manufactured | No |
| Material | 6061-T6 Aluminium |
| Notes | One throttle per cylinder. Sharpens throttle response and raises airflow, and it needs standalone management — this is the hardware half of a conversion, not a bolt-on. |
Fitment
| 993 | All models |
|---|---|
| 964 | All models |
| g-series | All models |
Road use. Replaces the factory injection system. Emissions compliance depends entirely on jurisdiction.
Sources
- BBI Porsche Air cooled EFI Individual Throttle Body System — BBi Autosport, accessed 2026-08-17