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Porsche 911 Air Inject Check Valves

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Genuine Porsche Secondary Air Check Valve for Air Injection System - Replaces OE Number 993-113-250-03
GenuineXL®
Genuine Porsche Secondary Air Check Valve for Air Injection System - Replaces OE Number 993-113-250-03
Part Number: GXL99311325003
Vehicle Info Required to Guarantee Fit
$108.49
Product Details
Warranty : 24-month 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 : Genuine PorscheInterchange Part Number : 99311325003Replaces OE Number : 99311325003Product Fit : Direct Fit
911-982 OE Solutions Series Air Inject Check Valve - Direct Fit, Sold individually
Dorman®
911-982 OE Solutions Series Air Inject Check Valve - Direct Fit, Sold individually
Part Number: RB911982
Vehicle Info Required to Guarantee Fit
$165.49
Product Details
Notes : 2.88 in. L; M6 X 1.0 Thread Diameter; (2) Ports; 55 PSI Maximum Pressure Rating; -28.8 Deg. C to 149 Deg. C Working Temperature Range; Solenoid Valve TypeWarranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, 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 : OE Solutions SeriesOutlet Size : 0.59 in.Interchange Part Number : 99711324990Replaces OE Number : 99711324990Material : Cast AluminumProduct Fit : Direct FitInlet Size : 0.69 in.
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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