Check the listing for details. Cool-Gard II Pre-mix 2.5 gal. - TY26576. Condition: New. Listed at 43.64 USD. John Deere Cool-Gard II Pre-Mix Coolant - 2-1/2 Gallon Cool-Gard II is a fully formulated summer coolant, winter antifreeze that delivers full protection from corrosion, cavitation, foaming, rust and scaling. Cool-Gard II is designed to withstand thermal oxidation and breakdown to handle higher temperature applications while providing service life up to 6 years or 6,000* hours. Cool-Gard™ II Pre-MixThis ready to use coolant contains 50/50 mix of fully formulated John Deere concentrate and demineralized water.The addition of coolant conditioner or supplemental coolant additive is not required. This is a fully formulated product. Features and benefits:6-year or 6,000-hour* service life to reduce downtime and lower operating costsOffers 20% longer service intervals, which translate to savingsPossesses the high thermal and oxidative stability required by engines equipped with cooled exhaust gas recirculation (EGR)Provides superior performance in all liquid-cooling system designsProtects against corrosion and deposits, extends water pump life, and minimizes liner cavitationContains Bitrex® to help discourage accidental ingestionSupports advanced engine technologySupports higher cooling demandsService-ready for existing equipmentCompatible with Cool-Gard™Excellent for diesel and automotive engines50/50 mix (50-percent demineralized water and 50-percent concentrate)Freeze protection to -34o F (-37o C)Fully formulate – no coolant conditioner required at initial fill2-1/2-gallon