{"product_id":"mishimoto-2019-ram-6-7l-cummins-expansion-tank-black","title":"Mishimoto Expansion Tank Black (ENGINE): Ram 2500 \/ 3500 2019-2025 6.7L Diesel","description":"\u003ch1\u003eMishimoto Expansion Tank\u003c\/h1\u003e\n\u003ch2\u003e2019–2025 Ram 2500 \/ 3500 6.7L Diesel\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e MMRT-RAM-19BK\u003c\/p\u003e\n\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Mishimoto Expansion Tank is a premium replacement for the factory plastic coolant reservoir found on 2019 to 2025 Ram 2500 and 3500 trucks equipped with the 6.7L Cummins diesel engine. Designed to address the common issues of cracking, discoloration, and internal degradation associated with the stock plastic tank, this aluminum expansion tank offers enhanced durability and reliability. It is an ideal upgrade for Ram owners seeking to improve their cooling system’s longevity and maintain optimal engine temperatures under demanding conditions.\u003c\/p\u003e\n\u003cp\u003eBuilt to withstand the rigors of heavy-duty use and extreme heat cycles, the Mishimoto tank ensures consistent coolant flow and prevents air pockets that can compromise engine cooling. Beyond its functional benefits, it also adds a clean, professional appearance to the engine bay, making it a smart choice for both performance enthusiasts and daily drivers.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003eThis expansion tank combines robust construction with thoughtful engineering to deliver superior performance and ease of use:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstructed from high-quality aluminum for superior strength and heat resistance\u003c\/li\u003e\n  \u003cli\u003eTIG-welded seams provide leak-proof durability under high pressure and temperature\u003c\/li\u003e\n  \u003cli\u003eInternal baffles prevent coolant starvation and reduce air pocket formation\u003c\/li\u003e\n  \u003cli\u003eDirect bolt-on replacement for the factory tank with no modifications required\u003c\/li\u003e\n  \u003cli\u003eIncludes OEM-style coolant level sensor for full compatibility with factory warning systems\u003c\/li\u003e\n  \u003cli\u003eInstallation does not require draining the entire cooling system\u003c\/li\u003e\n  \u003cli\u003eAvailable in micro-wrinkle black finish for a sleek, factory-inspired look\u003c\/li\u003e\n  \u003cli\u003eCan be customized further with powder coating, anodizing, or hydro-dipping\u003c\/li\u003e\n  \u003cli\u003eBacked by Mishimoto’s Lifetime Warranty for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\n\u003cp\u003eThe Mishimoto Expansion Tank is expertly crafted from durable aluminum, chosen for its excellent thermal conductivity and resistance to cracking or warping under heat stress. The tank’s TIG-welded construction ensures a strong, leak-free assembly capable of withstanding the harsh conditions typical of diesel engine cooling systems. Internal baffles are strategically placed to maintain consistent coolant circulation and eliminate air pockets that can lead to overheating or inefficient cooling.\u003c\/p\u003e\n\u003cp\u003eIts design replicates the mounting points and sensor provisions of the factory tank, allowing for a seamless swap without the need for additional adapters or modifications. The micro-wrinkle black finish not only enhances corrosion resistance but also provides a refined appearance that complements the engine bay’s aesthetics.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward and user-friendly, requiring no specialty tools or extensive mechanical experience. The Mishimoto Expansion Tank installs directly in place of the OEM plastic reservoir on 2019–2025 Ram 2500 and 3500 trucks with the 6.7L Cummins diesel engine. Because the design allows for sensor integration and mounting compatibility, there is no need to drain the entire cooling system, minimizing downtime and mess.\u003c\/p\u003e\n\u003cp\u003eAll necessary provisions for factory coolant level sensors are included, ensuring that the truck’s original low coolant warning system functions exactly as intended after installation.\u003c\/p\u003e\n\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMishimoto aluminum expansion tank (micro-wrinkle black finish)\u003c\/li\u003e\n  \u003cli\u003eOEM-style coolant level sensor\u003c\/li\u003e\n  \u003cli\u003eAll necessary mounting hardware and fittings\u003c\/li\u003e\n  \u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eThis expansion tank is perfect for Ram 2500 and 3500 owners who want to upgrade their cooling system’s reliability and appearance. It is especially beneficial for those who frequently tow, haul heavy loads, or operate their trucks in demanding environments where the factory plastic tank may fail prematurely. Performance enthusiasts and diesel truck owners looking for a durable, long-lasting cooling solution will appreciate the Mishimoto Expansion Tank’s combination of strength, functionality, and style.\u003c\/p\u003e","brand":"Mishimoto","offers":[{"title":"Default Title","offer_id":48209018290388,"sku":"MMRT-RAM-19BK","price":559.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/3c3354aa85c19f40285e16b560bb373dL.jpg?v=1783234548","url":"https:\/\/fasthemis.com\/products\/mishimoto-2019-ram-6-7l-cummins-expansion-tank-black","provider":"FastHemis","version":"1.0","type":"link"}