{"product_id":"walker-21759-exhaust-muffler","title":"Walker 21759 Exhaust Muffler","description":"\u003ch2\u003eOverview of Walker Quiet-Flow SS Exhaust Muffler 21759\u003c\/h2\u003e\u003cp\u003eThe Walker Quiet-Flow SS exhaust muffler 21759 is designed to provide reliable exhaust flow and noise reduction for Chevrolet and GMC full-size vans. Engineered with durable stainless steel and an oval shape, this muffler suits various Express and Savana models, ensuring consistent performance and longevity.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNatural stainless steel finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eOval body shape measuring 9.5 inches wide and 7.5 inches high\u003c\/li\u003e\n\u003cli\u003eOverall length of 33.5 inches with a 25-inch body length\u003c\/li\u003e\n\u003cli\u003eSingle inlet and outlet, both 2.75 inches in diameter with offset configuration\u003c\/li\u003e\n\u003cli\u003eInlet features a 2 bolt welded flange; outlet uses pipe connection\u003c\/li\u003e\n\u003cli\u003eCombination muffler type for balanced sound attenuation and exhaust flow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details: Walker Quiet-Flow SS\u003c\/h2\u003e\u003cp\u003eThe Quiet-Flow SS line by Walker focuses on stainless steel construction to enhance durability and resistance to corrosion compared to standard mufflers. This product line is tailored for applications requiring a balance of noise reduction and exhaust efficiency, making it suitable for heavy-duty vehicles like Chevrolet Express and GMC Savana vans. The 21759 muffler exemplifies these qualities with its robust materials and design.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Quiet-Flow SS exhaust muffler 21759 features a natural stainless steel finish that helps prevent rust and extends service life. Its oval shape and combination muffler design optimize exhaust flow while reducing noise levels. The offset inlet and outlet configuration, both sized at 2.75 inches, allow for precise fitment and alignment with existing exhaust systems. The inlet flange uses a 2 bolt welded flange connection, ensuring a secure attachment, while the outlet employs a pipe connection for straightforward integration. With an overall length of 33.5 inches and a body width of 9.5 inches, this muffler fits neatly under the chassis of Chevrolet Express 1500, 2500, 3500 and GMC Savana 1500, 2500, 3500 models.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement muffler for Chevrolet Express 1500, 2500, 3500 vans\u003c\/li\u003e\n\u003cli\u003eReplacement muffler for GMC Savana 1500, 2500, 3500 vans\u003c\/li\u003e\n\u003cli\u003eAddresses exhaust noise issues such as excessive drone or rattling\u003c\/li\u003e\n\u003cli\u003eHelps resolve exhaust leaks caused by rusted or damaged mufflers\u003c\/li\u003e\n\u003cli\u003eImproves exhaust flow for vehicles experiencing reduced engine efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker Quiet-Flow SS muffler 21759, ensure the offset inlet and outlet align properly with the vehicle’s exhaust pipes. The 2 bolt welded flange inlet requires secure fastening to prevent leaks. Verify that the 2.75-inch pipe diameters match the existing exhaust system for a proper fit. It is recommended to inspect surrounding exhaust components for wear during installation to maintain overall system integrity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker manufactures the Quiet-Flow SS muffler 21759 with stainless steel materials to provide enhanced corrosion resistance and durability. While specific warranty details are not provided, Walker products typically meet industry standards for quality and performance, making this muffler a dependable choice for Chevrolet Express and GMC Savana vans.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":52071760036021,"sku":"BDCN-21759","price":160.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WK_21759_Fro.jpg?v=1775142023","url":"https:\/\/www.partcatalog.com\/products\/walker-21759-exhaust-muffler","provider":"PartCatalog","version":"1.0","type":"link"}