Buy 2008 Audi S4 Avant Wagon Secondary Air Injection Solenoid. 4.2 LITER. 4.2 LITER, A4/S4. A.I.R - OEM Audi Part # 079906283D (079-906-283-D, 079906283B)

Secondary Air Injection Solenoid. Vacuum Regulator. Valve.
Secondary Air Injection Solenoid. Included with: Vacuum harness, Vacuum hose.

Secondary Air Injection Solenoid

Fits A4, allroad, R8, RS4, S4, SQ5

4.2 LITER. 4.2 LITER, A4/S4. A.I.R. INJECTION, 5.2 LITER. A4, S4, RS4; Rear. AIR INJECTION, 5.2 LITER, #1. Cabriolet S4; #2. Cabriolet S4; Left. SQ5; Inner.
Air Injection System Control Solenoid - 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 2008 Audi S4 to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Audi genuine parts.