Buy 2003 Audi A8 Secondary Air Injection Pump Check Valve. 2.7 LITER, combi. 2.7 LITER, combination. A4 - OEM Audi Part # 078131102M (078-131-102-M, 078131102E)

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

Secondary Air Injection Pump Check Valve

Fits A4, A6, A8, allroad, S4, S8

2.7 LITER, combi. 2.7 LITER, combination. A4; 2.8L; Right. A6; 4.2L. A8; Right. Allroad; 2.7L; Right. Allroad; 4.2L. Cabriolet S4; Kombi Valve. Passat; 2.8L; Right. Phaeton; 4.2L; Right. S4; Both. S4; Right. S8; Right. Touareg; 4.2L; Right.
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 2003 Audi A8 to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Audi genuine parts.