The Air Filter is a core filtration component of the engine intake system. The SAYING SY-00002 Air Filter (corresponding to SogefiPRO SAF1021) carries original OE number 13 71 7 590 597, with dimensions of 293*202*46 mm. It fits BMW applications, mainly covering the models listed below. This part cross-references to aftermarket equivalents such as MANN-FILTER C 30 003, MAHLE LX 3973; LX 1741, FRAM None, CHAMPION None, HENGST E1039L, BOSCH 0986AF2918, WIX WA9705, 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 7 590 597 |
| SAYING | SY-00002 |
| Sogefi | SAF1021 |
| MANN-FILTER | C 30 003 |
| MAHLE / KNECHT | LX 3973; LX 1741 |
| FRAM | None |
| CHAMPION | None |
| HENGST | E1039L |
| BOSCH | 0986AF2918 |
| WIX | WA9705 |