{"product_id":"dorman-32121-exhaust-manifold-hardware-kit","title":"Dorman 32121 Exhaust Manifold Hardware Kit","description":"\u003ch2\u003eDurable Exhaust Manifold Hardware for Chevrolet and GMC Trucks\u003c\/h2\u003e\u003cp\u003eThe Dorman 32121 Exhaust Manifold Hardware Kit provides reliable replacement studs and nuts designed specifically for heavy-duty Chevrolet and GMC trucks. Engineered with high-grade steel and corrosion-resistant finishes, this kit ensures secure exhaust manifold attachment for models like the Silverado 2500 HD and Sierra 3500 Classic.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStud length: 45 mm for optimal fit\u003c\/li\u003e\n\u003cli\u003eStud material: high-strength steel (grade 10.9)\u003c\/li\u003e\n\u003cli\u003eStud thread types: medium thread on one end, coarse thread on the other\u003c\/li\u003e\n\u003cli\u003eStud finish: clear chromate coating for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eNut material: durable steel with zinc yellow plating\u003c\/li\u003e\n\u003cli\u003ePackage includes 8 studs and 8 hex nuts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Material Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman 32121 kit features studs made from grade 10.9 steel, providing the necessary tensile strength for exhaust manifold applications. Each stud measures 45 mm in length, with thread lengths of 24 mm (medium thread) on one end and 23.8 mm (coarse thread) on the other, ensuring a secure and precise fit. The clear chromate finish on the studs offers enhanced corrosion resistance, extending the service life under high-temperature exhaust conditions. Nuts included are constructed from steel with a zinc yellow (cinc amarillo) coating to resist rust and maintain fastening integrity.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis exhaust manifold hardware kit is compatible with a range of Chevrolet and GMC heavy-duty trucks, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Silverado 2500 HD and 3500 Classic\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 2500 HD, 3500, and 3500 Classic\u003c\/li\u003e\n\u003cli\u003eChevrolet Avalanche 2500\u003c\/li\u003e\n\u003cli\u003eChevrolet Express 3500 and GMC Savana 3500\u003c\/li\u003e\n\u003cli\u003eChevrolet Suburban 2500 and GMC Yukon XL 2500\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is designed for standard replacement use, ensuring proper fit and function in exhaust manifold repairs or rebuilds.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Hardware Kit\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or damaged exhaust manifold studs and nuts\u003c\/li\u003e\n\u003cli\u003ePrevention of exhaust leaks caused by loose or corroded fasteners\u003c\/li\u003e\n\u003cli\u003eRestoration of proper exhaust manifold sealing and alignment\u003c\/li\u003e\n\u003cli\u003eMitigation of stud breakage due to heat and corrosion\u003c\/li\u003e\n\u003cli\u003eEnsuring secure attachment to prevent exhaust manifold movement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman 32121 Exhaust Manifold Hardware Kit, ensure that the mating surfaces are clean and free of debris. Use appropriate torque specifications for the studs and nuts to avoid over-tightening or thread damage. The medium and coarse thread ends of the studs should be installed according to the vehicle manufacturer’s guidelines to maintain proper fitment and sealing. This kit does not include springs, washers, or bolts, so verify if additional hardware is required for your specific application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for durability and performance. The 32121 Exhaust Manifold Hardware Kit is a standard replacement grade product backed by Dorman’s quality control processes. While specific warranty details are not provided, Dorman typically offers limited warranties covering defects in material and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52118528688309,"sku":"BCZF-32121","price":28.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/MM_32121_Fro.jpg?v=1775162021","url":"https:\/\/www.partcatalog.com\/products\/dorman-32121-exhaust-manifold-hardware-kit","provider":"PartCatalog","version":"1.0","type":"link"}