Suitable for heavy-duty diesel, gasoline, and natural gas powered engines, Shell Rotella Ultra ELC antifreeze-coolant concentrate is a fill for life, ethylene glycol-based coolant. The advanced coolant contains no silicate, borate, nitrate or phosphate and features a unique extended life carboxylate inhibitor system. Meeting the requirements of CAT EC-1, TMC RP 329, and TMC RP 338, the Rotella ELC coolant is formulated to meet the demands of modern, hotter-running engines that require more efficient heat transfers.
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