2004 Audi S4 Exhaust Check Valves
Your 2004 Audi S4 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Exhaust Check Valves you desperately need.
We currently carry 1 Exhaust Check Valves to choose from for your 2004 Audi S4, and our inventory prices range from as little as $49.99.
On top of low prices, Advance Auto Parts offers 1 different trusted brands of Exhaust Check Valves for the 2004 Audi S4. We only sell parts from trusted brands like Carquest Premium so that you can find quality parts you can count on.
Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Exhaust Check Valves stock in-person!
Exhaust Check Valves for Your 2004 Audi S4
Carquest Premium – Secondary Air Injection Pump Check Valve (Part No.EGA1181)
from
$49.99
The Secondary Air Injection system is an emission control device designed to pump fresh air into the engine exhaust system to reduce harmful emissions and convert the emission into harmless water vapor via a chemical reaction. These systems were used heavily in the pre-catalytic converter emission control period but found some application in vehicles with catalytic converter systems.
Product Features:
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Product Features:
- Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
