aFe Magnum FLOW Pro DRY S drop-in OE replacement air filter for the 2002-2009 Audi A4 and A4 Quattro (sedan, Avant and Cabriolet). Built on three-layer oil-free synthetic media that needs no re-oiling, washable and reusable, in a 100% polyurethane frame with an integrated bump seal. Outflows the stock paper filter for added horsepower and torque.
| Type | Drop-in OE replacement air filter |
| Media | Three-layer oil-free synthetic (Pro DRY S) |
| Frame | 100% polyurethane with integrated bump seal |
| Service | Washable and reusable; no re-oiling |
| Part Number | 31-10118 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2009 | Audi | A4 | Base |
| 2003-2009 | Audi | A4 | Cabriolet |
| 2002-2009 | Audi | A4 Quattro | Avant |
| 2002-2009 | Audi | A4 Quattro | Base |
| 2004-2009 | Audi | A4 Quattro | Cabriolet |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
