MOTUL AUTO COOL EXPERT ULTRA is a concentrated long-life antifreeze that should be mixed with soft water for immediate use as a coolant liquid, based on mono ethylene glycol hybrid organic/nonorganic mix additive technology, named Hybrid Tech. This product can be mixed with all mono ethylene glycol-based coolants. Recommended for all cooling systems: passenger cars, heavy-duty, construction, and agriculture vehicles, gardening, ships, stationary engines …