{"product_id":"dorman-674-508-exhaust-manifold","title":"Dorman 674-508 Exhaust Manifold","description":"\u003ch2\u003eOverview of the Dorman 674-508 Exhaust Manifold for Nissan Altima\u003c\/h2\u003e\u003cp\u003eThe Dorman 674-508 exhaust manifold is designed specifically for Nissan Altima models, providing a reliable replacement part made from durable cast iron. This exhaust manifold comes complete with essential mounting hardware and gaskets to ensure a proper fit and seal.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from cast iron for strength and heat resistance\u003c\/li\u003e\n\u003cli\u003eNatural color finish with square port shape for optimal exhaust flow\u003c\/li\u003e\n\u003cli\u003eIncludes mounting hardware, manifold gaskets, flange gaskets, studs, and a heat shield\u003c\/li\u003e\n\u003cli\u003eCompatible with Nissan Altima vehicles requiring a regular grade exhaust manifold\u003c\/li\u003e\n\u003cli\u003ePart number 674-508 ensures correct fitment and easy identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 674-508 exhaust manifold is engineered to meet the specifications of Nissan Altima exhaust systems. Its cast iron construction offers durability and excellent heat tolerance, which is critical for managing exhaust gases efficiently. The square port shape is designed to match the cylinder head ports, promoting smooth exhaust flow and reducing backpressure. This manifold includes all necessary mounting hardware, such as manifold and flange gaskets, studs, and a heat shield, facilitating a straightforward installation process. The natural finish maintains the integrity of the material without additional coatings that could degrade under high temperatures.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cp\u003eThis exhaust manifold is used to replace worn or damaged manifolds on Nissan Altima models. It addresses several common issues:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExhaust leaks caused by cracked or warped manifolds\u003c\/li\u003e\n\u003cli\u003eReduced engine performance due to improper exhaust flow\u003c\/li\u003e\n\u003cli\u003eExcessive engine noise from damaged or missing heat shields\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to exhaust system leaks\u003c\/li\u003e\n\u003cli\u003eCorrosion or rust compromising manifold integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the engine is cool before beginning installation to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse the included gaskets and hardware to guarantee a proper seal and fit\u003c\/li\u003e\n\u003cli\u003eTorque all bolts to manufacturer specifications to prevent leaks\u003c\/li\u003e\n\u003cli\u003eInspect the exhaust ports and clean any debris before mounting the manifold\u003c\/li\u003e\n\u003cli\u003eCheck for exhaust leaks after installation and retighten bolts if necessary\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the 674-508 exhaust manifold to meet or exceed OEM standards for fit, form, and function. The part undergoes quality inspections to ensure durability and performance. This exhaust manifold includes a limited warranty covering defects in materials and workmanship, providing confidence in its reliability for Nissan Altima owners.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44045620379829,"sku":"BKKY-674-508","price":139.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_674508_Fro.jpg?v=1775010096","url":"https:\/\/www.partcatalog.com\/products\/dorman-674-508-exhaust-manifold","provider":"PartCatalog","version":"1.0","type":"link"}