Empowering Your Engine with Cutting-Edge Cooling Technology 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 ... However, pink coolant is typically G40, which is an Si-OAT coolant used in Korean cars and VW/Audi/Porsche (my Cayenne uses it as factory spec). 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. Coolant type ; cobra259. 4963 posts · #2 ; dubber09. 1606 posts · #3 ; Snatchell. 510 posts · #4 ; Williamhood. 110 posts · #5 ; mckay99 · 24 posts · #7 ... If you can't get your hands on the official Mercedes stuff, any G40-spec coolant should do the trick. Mercedes Coolant Reservoir. The older ... ... any non-silicant coolant' to 'use only Honda's coolant'. I'm going ... coolant instead of Euro spec orange? I mean I know it caused it ... Thanks for the speedy reply. If I go as swap the g48 (g11 spec) for the g40 (g12++ spec) will it be any worse? Top ... 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. The Zerex G40 coolant is actually made in Germany by BASF for Valvoline. Good stuff. And it can be cheaper at O'Reilly and NAPA. ... G40, GG40, G13, Mercedes Benz, BMW LC18 03:29 - What Coolants ... Types 06:43 - VW 94-96 Coolant Type - G11 06:52 - VW 96-2000 Coolant Type ...