{"product_id":"walker-74047-exhaust-resonator-and-pipe-assembly","title":"Walker 74047 Exhaust Resonator and Pipe Assembly","description":"\u003ch2\u003eWalker 74047 Resonator Assembly for Volt\u003c\/h2\u003e\u003cp\u003eWalker 74047 is a welded exhaust resonator and pipe assembly built for the 2011-2015 Chevrolet Volt. It is engineered to match original-system fit, flow, and OE-style sound characteristics for a direct replacement on the Volt exhaust path.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2011-2015 Chevrolet Volt\u003c\/li\u003e\n\u003cli\u003eWelded resonator and pipe assembly\u003c\/li\u003e\n\u003cli\u003eRound steel body and steel pipe construction\u003c\/li\u003e\n\u003cli\u003e1.750 in. inlet inside diameter and 1.750 in. outlet outside diameter\u003c\/li\u003e\n\u003cli\u003ePremium grade type for replacement use\u003c\/li\u003e\n\u003cli\u003eOverall length: 38.380 in.\u003c\/li\u003e\n\u003cli\u003eBody dimensions: 3.000 in. height, 3.000 in. width, 19.000 in. length\u003c\/li\u003e\n\u003cli\u003ePipe connection inlet and outlet design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis Walker exhaust resonator assembly is built around precise tuning to help preserve the factory exhaust character on Chevrolet Volt models. The steel body and steel pipe construction support a durable replacement solution, while the welded design helps maintain consistent alignment and exhaust routing. Part number 74047 is a direct-fit style option for drivers replacing a worn or damaged resonator and pipe assembly on the 2011-2015 Chevrolet Volt.\u003c\/p\u003e\u003cp\u003eThis part cross-references GM OE (e.g., 20970644) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Issues It May Solve\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExhaust noise from a damaged resonator section\u003c\/li\u003e\n\u003cli\u003eRust or corrosion in the resonator and pipe assembly\u003c\/li\u003e\n\u003cli\u003eFactory exhaust tone changes after component wear\u003c\/li\u003e\n\u003cli\u003eFitment problems caused by a bent or failing exhaust pipe section\u003c\/li\u003e\n\u003cli\u003eNeed for a replacement resonator assembly on a Chevrolet Volt\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify inlet and outlet diameters, overall length, and vehicle application before installation. This assembly uses pipe connections and does not include mounting hardware. Confirm exhaust hanger condition, inspect adjoining pipes for corrosion, and check for proper alignment during installation on the Volt exhaust system.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eWalker designs this welded resonator assembly to fit, perform, and sound like the original system, using tuning methods aimed at OE-style flow characteristics and sound control.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":52778757030069,"sku":"BDCN-74047","price":256.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WK_74047_Ang.jpg?v=1783575364","url":"https:\/\/www.partcatalog.com\/products\/walker-74047-exhaust-resonator-and-pipe-assembly","provider":"PartCatalog","version":"1.0","type":"link"}