Diverter Valve. Secondary Air Injection Pump Check Valve.
Cylinder 1,2,3,4. Secondary Air Injection Pump Check Valve.
Secondary Air Injection Pump Check Valve
Fits M3
M Series; Cylinder 1-4.
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.