{"product_id":"dorman-911-169-secondary-air-injection-check-valve","title":"Dorman 911-169 Secondary Air Injection Check Valve - Left","description":"\u003ch2\u003eReliable Secondary Air Injection Check Valve for Subaru Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman 911-169 Secondary Air Injection Check Valve is engineered to support the emission control system of select Subaru models. Designed with durable cast aluminum and a reed valve mechanism, this component ensures proper air flow and helps maintain emission standards for Subaru Forester, Impreza, and WRX STI vehicles.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from cast aluminum for durability and corrosion resistance\u003c\/li\u003e\n\u003cli\u003eBlack and silver finish for enhanced protection and longevity\u003c\/li\u003e\n\u003cli\u003eInlet size of 1 inch and outlet size of 0.5 inch for precise fitment\u003c\/li\u003e\n\u003cli\u003eMaximum pressure rating of 15 psi suitable for emission control systems\u003c\/li\u003e\n\u003cli\u003eReed valve type designed for efficient secondary air injection flow\u003c\/li\u003e\n\u003cli\u003eOperates reliably within a temperature range of -40°C to 125°C\u003c\/li\u003e\n\u003cli\u003eCompatible with Subaru Forester, Impreza, and WRX STI models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman 911-169 secondary air injection check valve is a critical component in the emission control system, preventing exhaust gases from flowing back into the air injection system. Its cast aluminum construction offers strength and resistance to heat and corrosion, while the black and silver finish adds an extra layer of protection. The valve features a 1-inch inlet and a 0.5-inch outlet, designed to fit precisely within the secondary air injection system of Subaru Forester, Impreza, and WRX STI models. The reed valve design ensures reliable one-way airflow, maintaining system efficiency under pressures up to 15 psi and temperatures ranging from -40°C to 125°C.\u003c\/p\u003e\u003ch2\u003ePurpose and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents backflow of exhaust gases into the secondary air injection system\u003c\/li\u003e\n\u003cli\u003eHelps reduce harmful emissions by supporting proper air injection\u003c\/li\u003e\n\u003cli\u003eResolves check valve failure symptoms such as rough idling or failed emissions tests\u003c\/li\u003e\n\u003cli\u003eAddresses secondary air injection system leaks or blockages\u003c\/li\u003e\n\u003cli\u003eImproves overall engine performance related to emission control\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Subaru Forester, Impreza, or WRX STI before installation\u003c\/li\u003e\n\u003cli\u003eInspect the surrounding air injection system components for wear or damage\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to avoid damaging the valve or connecting hoses\u003c\/li\u003e\n\u003cli\u003eVerify proper orientation of the reed valve during installation for correct airflow\u003c\/li\u003e\n\u003cli\u003eTest the system after installation to confirm proper operation and absence of leaks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the 911-169 secondary air injection check valve to meet or exceed OEM standards for fit and function. The cast aluminum material and precise engineering contribute to long service life under normal operating conditions. While specific warranty details may vary, Dorman typically offers coverage against defects in materials and workmanship. Consult product documentation or the supplier for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44329554837685,"sku":"BKKY-911-169","price":256.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_911169_Fro_ab41329c-db74-47a8-a823-5fc196617634.jpg?v=1775012038","url":"https:\/\/www.partcatalog.com\/products\/dorman-911-169-secondary-air-injection-check-valve","provider":"PartCatalog","version":"1.0","type":"link"}