The Air Filter is a core filtration component of the engine intake system. The SAYING SY-00003 Air Filter (corresponding to SogefiPRO SAF1021/1) carries original OE number 13 71 7 605 436, with dimensions of 293*202*47 mm. It fits BMW applications, mainly covering the models listed below. This part cross-references to aftermarket equivalents such as MANN-FILTER None, MAHLE LX 1741/1, FRAM CA11218, 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 7 605 436 |
| SAYING | SY-00003 |
| Sogefi | SAF1021/1 |
| MANN-FILTER | None |
| MAHLE / KNECHT | LX 1741/1 |
| FRAM | CA11218 |
| CHAMPION | None |