Shop OEM Volkswagen Group Part # 079131101AK (079-131-101-AK, 079131101AE). Secondary Air Injection Pump Check Valve. 4.0 LITER. A8; 4.0L; Left. S8; Left. Air Injection System Check Valve - Repair or Replace A

Combination Valve. EGR Valve. Secondary Air Injection Pump Check Valve.
Combi Valve. Secondary Air Injection Pump Check Valve.

Secondary Air Injection Pump Check Valve

Fits A8, S8

4.0 LITER. A8; 4.0L; Left. S8; Left.
Air Injection System Check Valve - Repair or Replace
A failed air injection solenoid or secondary air valve will often have no noticeable symptoms beyond a check engine light, but it does cause your to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and genuine parts.