Mishimoto Reservoir Tank for RAM 1500 2019+ Aluminum Expansion Coolant Tank

Mishimoto Reservoir Tank for RAM 1500 (2019+) Aluminum Expansion Coolant Tank engineered specifically for RAM 1500 2019+ trucks with the 6.7L Cummins engine. Finished in natural aluminum, this high-capacity reservoir replaces the restrictive factory unit to improve cooling performance, reliability, and under-hood appearance. Direct fit for RAM 1500 2019 and newer — designed to match OE mounting points and hose connections for a hassle-free installation. Lightweight, durable aluminum construction — resists corrosion and thermal stress better than plastic OEM tanks. Increased capacity — helps reduce coolant temperature spikes under heavy towing and high-load driving. Improved coolant flow — engineered internal geometry optimizes fluid movement and air separation. Attractive natural finish — complements engine bay aesthetics while remaining ready for powder coat or polish. Perfect for performance upgrades, heavy towing, or anyone seeking a more robust and serviceable coolant reservoir. Backed by Mishimoto’s reputation for quality, this expansion tank is a smart OEM-replacement for RAM 1500 owners wanting reliable cooling system upgrades.