BMC F1 Replacement Air Filter, 911 Turbo (993)
Washable cotton drop-in for the factory airbox, quoted at nearly 40% more airflow than the paper element.
Induction & Charging In production confidence: medium
Manufacturing
| Manufacturer | Fabspeed Motorsport |
|---|---|
| Origin | 🇺🇸 United States Vendor head office — place of manufacture not stated |
| Process | Fabricated / Welded |
| Additively manufactured | No |
| Notes | Cotton media in an alloy mesh screen. Fits the OEM airbox — no intake re-siting. |
Published figures
| Basis | Published by the manufacturer; not independently verified. |
|---|---|
| Notes | Roughly 40% greater airflow than paper. Airflow at the filter is rarely the restriction on a stock turbo car, so treat this as an enabler rather than a power part. |
Fitment
| 993 | 911 Turbo, 911 Turbo S |
|---|
Sources
- Porsche 993 Turbo BMC F1 Replacement Air Filter — Fabspeed Motorsport, accessed 2026-08-17