








🚚 Upgrade your Ram’s cooling game — stay cool, stay unstoppable!
The TRQ Coolant Reservoir Expansion Tank is a precision-engineered, durable plastic overflow bottle designed for 2013-2018 Ram 2500, 3500, 4500, and 5500 trucks. Featuring a 21 PSI pressure-rated cap and an integrated coolant level sensor, it ensures optimal engine temperature management. Backed by a 2-year/24,000-mile warranty, this reservoir offers reliable performance and peace of mind for professional drivers and truck enthusiasts alike.





| Manufacturer | TRQ |
| Brand | TRQ |
| Model | TRQ ECA56421 Coolant Reservoir |
| Package Dimensions | 45.72 x 33.02 x 27.94 cm; 2.06 kg |
| Item model number | ECA56421 |
| Exterior | 機械加工 |
| Item Weight | 2.06 Kilograms |
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