The Air Filter is a core filtration component of the engine intake system. The SAYING SY-00070 Air Filter (corresponding to SogefiPRO SAF1103/1) carries original OE number 13 71 7 524 412, with dimensions of ￠143*H197 D69 mm. It fits BMW applications, mainly covering the models listed below. This part cross-references to aftermarket equivalents such as MANN-FILTER C 1370, MAHLE LX 1650, FRAM None, CHAMPION None, HENGST E620L, WIX WA9509, 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 7 524 412 |
| SAYING | SY-00070 |
| Sogefi | SAF1103/1 |
| MANN-FILTER | C 1370 |
| MAHLE / KNECHT | LX 1650 |
| FRAM | None |
| CHAMPION | None |
| HENGST | E620L |
| WIX | WA9509 |