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BMW 328is Air Inject Check Valves

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7.22295.70.0 Secondary Air Injection Control Valve with Gasket - Replaces OE Number 11-72-7-540-466
Part Number: PIE722295700
Vehicle Info Required to Guarantee Fit
$104.64
Product Details
Warranty : 2-year Pierburg limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Pierburg OE ReplacementInterchange Part Number : 11721744255, 11727540466, 1744255, 7540466Replaces OE Number : 11721744255, 11727540466, 1744255, 7540466Product Fit : Direct Fit
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Helpful Automotive Resources

Symptoms of a Bad Air Injection Check Valve
Symptoms of a Bad Air Injection Check ValveNot all vehicles have an AIR system⁠—but those that do can experience problems with an AIR check valve (also known as an air inject check valve or an air pump check valve).
Emission Control Systems
Emission Control SystemsThe purpose of the positive crankcase ventilation (PCV) system, is to take the vapors produced in the crankcase during the normal combustion process, and redirecting them into the air/fuel intake system to be burned during combustion. These vapors dilute the air/fuel mixture so they have to be carefully controlled and