5-year/150,000-mile Extended Life Formula.įor a couple of decades now, GM has used a type of coolant known as Dex-Cool. Universally works with all fluid colors all OAT, POAT, HOAT & IAT. Prestone Prime will guard against temperature extremes and the effects of rust, corrosion and premature water pump failure. Is Prestone coolant compatible with Hoat? Heavy-duty versions may also contain nitrite or molybdate, or both, but they still fall in the OAT family. They generally do not contain silicate or borate. These additives rely primarily on carboxylic acids and azoles. OAT coolant additives stands for Organic Acid Technology. HOAT applications typically contain silicate. HOAT (Figure 2) - HOAT technology contains organic acids and several inorganic additives. OAT is an extended life coolant with a life expectancy of 5 years/150,000 miles. What is the difference between Hoat and oat antifreeze? Hopefully… Pay a lot of attention to the temperature gauge and check on the coolant on each drive for the next month. Our Jeep’s use OAT coolant, so any OAT coolant should be fine. … Freecor PGC.Ĭan you mix purple and orange OAT coolant?Īfter doing a lot of research, the color of coolant doesn’t matter. Coolant targeting high-tech engines where high temperature aluminium protection is important. Cost-effective coolant containing organic inhibitors. The coolant in the market with the most approvals. HOAT (Hybrid Organic Acid Technology) Mixture of OAT and IAT antifreeze. The two coolants should never be mixed together as they do not react well.ĭex-Cool® is an OAT, an ethylene glycol based antifreeze that is nitrite-, borate-, phosphate-, nitrate-, amine-, and silicate-free with the same metal wear protection as an IAT antifreeze. This is a mistake and can lead to expensive repairs. Some people believe that they can mix the two. OAT coolants use organic acids in order to prevent corrosion. Mixing two formulas won’t cause any dangerous reactions or explosions, but it could turn your coolant into a sludgy chemical mixture that won’t be able to flow properly through your cooling system. Just go with Mopar and know it’s correct.Ĭan you mix different color OAT coolants?Ĭan You Mix Orange and Green Antifreeze? It’s never a good idea to mix two different colors or types of antifreeze. Some folks say the Dex is compatible but others say the formulations vary. The MS 90032 is the concentrate form and they are interchangeable.īig NO to the “universal” OAT compatible coolants. Owners manual says to use MS 12106 and found out that part number 68163849AB (MS 12106) is the Pre-diluted form of MS 90032 part number 68163848AB. Is Mopar OAT coolant the same as Dexcool?Ģ) The Mopar OAT for 2013 and newer (which is expensive as hell from the dealer) is the same as the latest Dexcool. Valvoline DEX-COOL® is formulated to meet or exceed the following antifreeze specifications: ASTM D3306, SAE J1034, SAE J1941, SAE J814, Ford WSS-M97B44-D, Ford WSS-M97B44-D2, Saab, Opel Approved, GM 6277M, GMW 3420, DEX-COOL® APPROVED, Federal Spec A-A-870A, Fiat Chrysler MS-12106, Simens Wind Turbines, TMC of ATA RP- … OAT and HOAT coolant must never be mixed! Mopar Antifreeze Concentrate 3,785L MS-90032 (replaces Mopar Radiator Antifreeze Concentrate MS-12106) is a radiator antifreeze from the OEM original equipment manufacturer Mopar for vehicles of the Chrysler group. Mix a minimum solution of 50% OAT engine coolant that meets the requirements of FCA Material Standard MS. We recommend using Mopar Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (Organic Additive Technology) that meets the requirements of FCA Material Standard MS. What is compatible with Mopar OAT coolant? This coolant has characteristics such as reduced pH, low silicate, and some levels of nitrite, which combine to protect against corrosion of the metallic parts of the cooling system. Click to expand…Ĭan I use Mopar coolant instead of other coolants?Įven if you have used other coolants/antifreeze, you only need to flush the old one, and refill it with Mopar and restore your car to its peak performance. For the record, the part number they sold me was 68163849AB – the premixed coolant. Is this correct? What MS# is on the bottles you all are using? I’ve seen confusion about this on a few forums, but no definite answers. I called Jeep and they said that the 2 are compatible, 90032 is for Jeeps and 12106 is for all FCA vehicles. I went to Prestone’s website and they actually make a coolant Prestone with Cor-Gaurd either concentrate or 50/50 mixed that will work with our cars. I was looking for a readily available coolant replacement that meets the spec’s of the Dodge OAT coolant with the Chrysler Material Standard MS-12106. What coolant to replace Dodge oat with ms-12106?
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