Elevate Your Cooling Performance with Any G40-Spec Coolant

g40 meets specs it's fine. i was buying concentrate by the gallon ... Any love for the Taos? r/Volkswagen - Any love for the Taos ... ZEREX G40 is a premium grade, long-life coolant that employs nitrite, amine and phosphate-free, Si-organic acid technology (Si-OAT) to protect the cooling system from rust and corrosion. ... G40 which is an Si-OAT coolant (I guess that means with silicates) ... You can use ANY coolant that meets the following JLR spec: STJLR.651.5003 Comma G40 Antifreeze and Coolant RM 5L. 600373 · Description · Comma G40 Anti-Freeze and Coolant RM 5L · Specification · Hazards & Warnings · Reviews · Collection ... Does it meet VW TL-774 J ? That is the G13 spec. But I don't think it should be losing any coolant :/ ... From some searching online looks like Zerex G-40 might be the correct one. There were images of a G-40-91 EF bottle with different part number ... ... organic additives to fight against the damaging effects of scale deposits and corrosion. For use with any color or type of antifreeze + coolant in the system. It mixes and works with all antifreeze + coolant colors and formulations including OAT, POAT, HOAT & IAT; G05®, G11®, G12®, G12++®, G13®, G30®, G40®, & GG40®. I went to my local O'Riley's looking for coolant for my '02 Jetta 2.0 and asked for G12, they didn't have any and said that G40 works that same. Is this true? He doesn't use any and allows the coolant to simply shoot out ... G40-spec coolant should do the trick since it is a Si-OAT.. jetfuel ...