{"product_id":"a-premium-right-side-exhaust-manifold-kit-for-ram-v8-5-7l-6-4l-cast-iron-with-heat-shield-gaskets","title":"A-Premium Right-Side Exhaust Manifold Kit for Ram V8 5.7L \u0026 6.4L — Cast Iron with Heat Shield \u0026 Gaskets","description":"\u003cp\u003e\u003cstrong\u003eA-Premium's right-side cast-iron exhaust manifold kit replaces the OE unit for Ram V8 5.7L and 6.4L engines and ships complete with inlet gasket, bolts, nuts and heat shield for a direct-fit installation.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis right-hand exhaust manifold kit from A-Premium is engineered to match original equipment dimensions and mounting points so it fits Ram 1500, 2500 and 3500 trucks with V8 5.7L and 6.4L engines (see fitment list). Built from cast iron with a factory-style heat shield, the assembly is supplied with the inlet gasket and the necessary fasteners to help simplify replacement and reduce downtime. The part numbers commonly cross to 674-685, 674685 and 5045486AA.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Ram models and engines will this manifold fit?\u003c\/h3\u003e\n\u003cp\u003eThis kit fits a range of Ram models across model years where the right-side manifold uses the same port shape and mounting geometry. Verify your engine designation (ESA when noted) and year against the listed fitments before ordering to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRam 1500: 2013–2018 V8 5.7L; 1500 Classic: 2019–2024 V8 5.7L\u003c\/li\u003e\n  \u003cli\u003eRam 2500: 2014–2019 V8 5.7L; 2014–2020 V8 6.4L; 2021 V8 6.4L (ESA)\u003c\/li\u003e\n  \u003cli\u003eRam 3500: 2013–2018 V8 5.7L across cab configurations; 2014–2018 V8 6.4L variants\u003c\/li\u003e\n  \u003cli\u003eCross-reference part numbers 674-685 \/ 674685 \/ 5045486AA when checking fitment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and heat-resistant is the A-Premium manifold?\u003c\/h3\u003e\n\u003cp\u003eManufactured from cast iron and supplied with a heat shield, this manifold is designed to withstand high exhaust temperatures and thermal cycling typical of heavy-duty truck use. The material choice favors longevity and resistance to warping compared with thinner sheet-metal alternatives.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCast iron construction for strength and heat tolerance\u003c\/li\u003e\n  \u003cli\u003eFactory-style heat shield included to manage radiant heat\u003c\/li\u003e\n  \u003cli\u003eRated and shaped to match OEM port geometry\u003c\/li\u003e\n  \u003cli\u003eDelivered in reinforced packaging to prevent transport damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat hardware and gaskets are included, and is it ready to install?\u003c\/h3\u003e\n\u003cp\u003eThe kit arrives with the inlet gasket plus two bolts and two nuts required for assembly, so it’s ready to install as a direct replacement in most repairs. Because it follows original specifications, alignment and bolt patterns match OEM, reducing fitment surprises.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: 1 exhaust manifold, 1 inlet gasket, 2 bolts, 2 nuts\u003c\/li\u003e\n  \u003cli\u003eHeat shield pre-attached or packaged alongside for installation\u003c\/li\u003e\n  \u003cli\u003eDirect replacement fitment—no machining or custom modification expected\u003c\/li\u003e\n  \u003cli\u003ePackaged in a stronger box to protect components during shipping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this affect engine performance or emissions controls?\u003c\/h3\u003e\n\u003cp\u003eAs a direct-fit OE-style manifold, this part is intended to restore proper exhaust routing and clearances without altering engine tuning. It does not include emission-control devices (such as integrated catalytic substrates); ensure your vehicle’s sensors and downstream emission components are functional to remain compliant.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMatches factory exhaust flow path to support normal engine operation\u003c\/li\u003e\n  \u003cli\u003eDoes not include catalytic converters or sensor elements\u003c\/li\u003e\n  \u003cli\u003eDesigned to work with existing downstream emission hardware\u003c\/li\u003e\n  \u003cli\u003eRecommended: inspect oxygen sensors and gaskets during replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This A-Premium right-side exhaust manifold kit is aimed at technicians, fleet mechanics and DIY truck owners who need a reliable, OE-style replacement for Ram 1500\/2500\/3500 trucks equipped with V8 5.7L or 6.4L engines. It suits repairs requiring durable, heat-resistant components and a straightforward, bolt-on swap with included gasket and hardware. If your vehicle matches the listed fitment years and engine codes, this kit provides the core components to restore exhaust integrity without custom fabrication.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this manifold include the gasket and bolts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the kit ships with one inlet gasket, two bolts and two nuts for installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this a direct OEM replacement for Ram 5.7L and 6.4L engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it is a direct-fit replacement built to match OEM dimensions for listed Ram years and engines.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":67585590657209,"sku":"B0CJY4WVT8","price":234.04,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/a-premium-right-exhaust-manifold-front-view.jpg?v=1790473201","url":"https:\/\/redleafauto.ca\/products\/a-premium-right-side-exhaust-manifold-kit-for-ram-v8-5-7l-6-4l-cast-iron-with-heat-shield-gaskets","provider":"Redleaf Auto","version":"1.0","type":"link"}