BMW Air Pump Check Valve - Genuine BMW 11727553102

Maintain your BMW's optimal emission performance with this Genuine BMW Air Pump Check Valve, part number **11727553102**.

This critical component functions as a Secondary Air Injection (SAI) pump check valve, preventing hot exhaust gases from re-entering and damaging the air pump. By ensuring one-way airflow, it allows the SAI system to effectively inject fresh air into the exhaust stream during cold starts, thereby reducing harmful emissions and helping your vehicle comply with environmental standards.

As an authentic OEM BMW part, it guarantees a perfect fit, superior quality, and the reliable performance you expect from your luxury vehicle. Designed to meet strict factory specifications, this check valve ensures the longevity and efficiency of your emission control system.

**Fitment:**
* BMW 760Li (2003-2008) - 6.0L V12 N73 Gas
* BMW 760i (2004-2006) - 6.0L V12 N73 Gas

Replace your worn or failing check valve with this genuine BMW part to restore proper function and prevent potential "Check Engine" light issues. OE Number: **11727553102**.