Empower Your Engine with Any G40-Spec Coolant

G30 is OAT, G40 is SiOAT. From what i can gather, SiOAT is compatible with OAT (thus one presumes the inverse is true!). I believe the danger ... Zerex G40 is an environmentally friendly antifreeze concentrate for multiple applications in water-cooled engines. Protects radiator and engine from corrosion ... ... 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. Scania Coolant is a premium grade, long-life, Si-Organic Acid Technology (Si-OAT) formula with superior inhibitors to protect the cooling system from rust and ... Universally works with all fluid colors; All OAT, POAT, HOAT & IAT; G05®, G11®, G12®, G12++®, G13®, G30®, G40®, & GG40®. For all engines & engine sizes, new ... It's the premium carboxylate formulation recommended for BMW, Mercedes-Benz, Porsche and VW cars and light trucks, as well as older Audi and Volvo vehicles. G12, G12++, G12 evo or G13 is correct, not G40. I suspect G12++ or G13 is used. Why do you need to top it up? Don't use tap water, either. Thanks all. I had a look on Halfords for my model (2007 1.4 Polo) and was recommended 'Comma G30/G40 Antifreeze and Coolant Ready Mixed 5L ... ZEREX G-40 Antifreeze: Concentrated, 275 gal Container Size, Pink/Violet, HOAT, Ethylene Glycol, G40 · Pre-Diluted 50/50 · Concentrated. 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 ...