The Air Filter is a core filtration component of the engine intake system. The SAYING SY-00019 Air Filter (corresponding to SogefiPRO SAF1068/1) carries original OE number 13 71 7 577 457, with dimensions of 380*296*127 mm. It fits BMW applications, mainly covering the models listed below. This part cross-references to aftermarket equivalents such as MANN-FILTER C 20 028, MAHLE LX 1685/5, FRAM None, CHAMPION None, WIX 49257, 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 7 577 457 |
| SAYING | SY-00019 |
| Sogefi | SAF1068/1 |
| MANN-FILTER | C 20 028 |
| MAHLE / KNECHT | LX 1685/5 |
| FRAM | None |
| CHAMPION | None |
| WIX | 49257 |