Engine Air Filter
The factory recommends visually inspecting your air filter every 15,000 miles and replacing it every 30,000 miles.
**Note: Not for 2004 Boxster Special model "50 years 550 Spyder"
Reference Part Number: 996-110-131-04
Supersedes Part Number: 996-110-131-01, 996-110-131-02, 996-110-131-03
Manufacturer: HENGST
Manufacturer Part Number: E458L
Vehicle Fitment
| Model | Engine | Years | Fuel System | Option | Qty Required | Comments |
| Boxster | 2.5 | 1997-1999 | FI | 1 | ||
| Boxster | 2.7 | 2000-2004 | FI | 1 | ||
| Boxster S | 3.2 | 2000-2004 | FI | 1 | *Except Spyder Edition |