{"product_id":"elring-811-990-exhaust-gas-recirculation-egr-valve-gasket","title":"Elring 811.990 Exhaust Gas Recirculation (EGR) Valve Gasket","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eElring EGR valve gasket 811.990 is a sealing component for emission control service on compatible Chevrolet and GMC applications. It is built to provide reliable sealing at the EGR valve interface, helping reduce exhaust leaks and maintain consistent engine operation.\u003c\/p\u003e\u003cp\u003eThis gasket is a practical choice for technicians replacing a worn or damaged seal during EGR valve service on Chevrolet Express, Silverado, GMC Savana, and Sierra applications. The 2-bore mounting pattern supports a direct-fit style installation where the original gasket matches this configuration.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExhaust gas recirculation valve gasket for emission control service\u003c\/li\u003e\n\u003cli\u003e2 mounting bores for the specified EGR valve pattern\u003c\/li\u003e\n\u003cli\u003eEngineered for dependable sealing to help limit exhaust leakage\u003c\/li\u003e\n\u003cli\u003eElring sealing component for service work on Chevrolet and GMC trucks and vans\u003c\/li\u003e\n\u003cli\u003ePart number 811.990 for accurate ordering and identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eElring 811.990 is an EGR valve gasket used in emission control repairs where a secure seal is needed between the valve and mating surface. By maintaining a tight seal, the gasket helps support stable exhaust gas recirculation flow and reduces the chance of leakage that can affect drivability and emissions performance. This part number 811.990 is listed for multiple Chevrolet Express and Silverado HD applications as well as GMC Savana and Sierra HD models.\u003c\/p\u003e\u003cp\u003eFor buyers searching for an EGR valve gasket for Chevrolet Silverado 2500 HD, Chevrolet Express 3500, or GMC Sierra 3500 HD, this Elring seal provides the correct mounting pattern for the listed applications. It is also a suitable reference for service on Chevrolet Express 2500 and GMC Savana 2500 platforms where the original gasket specification matches this design.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExhaust leaks at the EGR valve sealing surface\u003c\/li\u003e\n\u003cli\u003eLoss of sealing after gasket wear or removal\u003c\/li\u003e\n\u003cli\u003eService issues caused by an incorrect mounting pattern\u003c\/li\u003e\n\u003cli\u003eEmissions-related faults tied to poor EGR sealing\u003c\/li\u003e\n\u003cli\u003eAirflow irregularities from a compromised gasket interface\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eConfirm the original gasket shape and 2-bore mounting pattern before installation. Clean both mating surfaces thoroughly so the new seal seats evenly, and inspect the EGR valve flange for damage or warping before reassembly. Verify fitment against the vehicle listing for the exact Chevrolet or GMC application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eElring focuses on gaskets and sealing systems for engine service, with products intended to deliver dependable sealing performance and consistent fit. Part number 811.990 is cross-referenced to 98062923 for the same application.\u003c\/p\u003e","brand":"Elring","offers":[{"title":"Default Title","offer_id":53512122630325,"sku":"DTWD-811.990","price":16.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/EL_811990_Fro.jpg?v=1791869728","url":"https:\/\/www.partcatalog.com\/products\/elring-811-990-exhaust-gas-recirculation-egr-valve-gasket","provider":"PartCatalog","version":"1.0","type":"link"}