{"product_id":"atp-parts-101376-exhaust-manifold","title":"ATP Parts 101376 Exhaust Manifold - Right","description":"\u003ch2\u003eRight Exhaust Manifold for GM HD Applications\u003c\/h2\u003e\u003cp\u003eATP Parts 101376 is a right-side exhaust manifold for select Chevrolet and GMC heavy-duty trucks and SUVs. It is built to restore proper exhaust routing after a cracked or warped manifold has started leaking hot exhaust gases into the engine bay.\u003c\/p\u003e\u003cp\u003eCompatible With 2001-2003 Chevrolet Silverado 2500 HD, Silverado 3500, Avalanche 2500, Suburban 2500, and 2001-2003 GMC Sierra 2500 HD, Sierra 3500, Yukon XL 2500, right side applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement exhaust manifold for the right side\u003c\/li\u003e\n\u003cli\u003eHelps seal exhaust leaks caused by manifold cracking or warping\u003c\/li\u003e\n\u003cli\u003eSupports proper exhaust flow from the engine to the exhaust system\u003c\/li\u003e\n\u003cli\u003eOE-style fit and function for listed Chevrolet and GMC applications\u003c\/li\u003e\n\u003cli\u003eATP Parts 101376 cross-references OE numbers 674728 and 12557286 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Replace a Damaged Manifold\u003c\/h2\u003e\u003cp\u003eExhaust manifolds are exposed to high heat cycles and can deteriorate over time. When the manifold leaks, exhaust noise can increase, engine performance can suffer, and hot gases can enter the engine compartment. In severe cases, those gases can reach the passenger cabin. ATP Parts 101376 is designed to replace the damaged manifold and restore the exhaust system on the listed Chevrolet Silverado 2500 HD, Silverado 3500, Avalanche 2500, Suburban 2500, and GMC Sierra 2500 HD, Sierra 3500, Yukon XL 2500 models.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExhaust leak at the manifold\u003c\/li\u003e\n\u003cli\u003eTicking or puffing noise from the engine bay\u003c\/li\u003e\n\u003cli\u003eWarped or cracked original manifold\u003c\/li\u003e\n\u003cli\u003eBurned exhaust smell near the vehicle\u003c\/li\u003e\n\u003cli\u003eLoss of exhaust sealing at the cylinder head\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify right-side fitment before ordering and compare the existing manifold to the replacement part. Check the cylinder head sealing surface, exhaust flange condition, and related mounting points for damage before installation. On 2002 applications, this part is listed without air pump; 2003 fitments note AIR-related hardware differences in the catalog data.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eATP Parts designs exhaust manifolds to match the original part’s fit and function, helping restore proper exhaust sealing on the specified GM applications. Part number 101376 is cataloged for direct replacement use on the listed vehicles.\u003c\/p\u003e","brand":"ATP Parts","offers":[{"title":"Default Title","offer_id":43385545326773,"sku":"BBFB-101376","price":573.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/AT_101376_Fro.jpg?v=1774704403","url":"https:\/\/www.partcatalog.com\/products\/atp-parts-101376-exhaust-manifold","provider":"PartCatalog","version":"1.0","type":"link"}