The Air Filter is a core filtration component of the engine intake system. The SAYING SY-00031 Air Filter (corresponding to SogefiPRO SAF2437/1) carries original OE number 13 71 8 699 811, with dimensions of 267*217*37/53 mm. It fits BMW applications, mainly covering the models listed below. This part cross-references to aftermarket equivalents such as MANN-FILTER None, MAHLE None, FRAM CA12849, CHAMPION None, serving the aftermarket replacement and maintenance demand for Air Filter. Manufactured under the Sogefi authorized system, SAYING delivers OE-equivalent quality with multi-brand cross coverage, helping service channels cover a wider vehicle range with lower inventory.
| Brand | Part No. |
|---|---|
| BMW (OE) | 13 71 8 699 811 |
| SAYING | SY-00031 |
| Sogefi | SAF2437/1 |
| MANN-FILTER | None |
| MAHLE / KNECHT | None |
| FRAM | CA12849 |
| CHAMPION | None |