Fluid · CoolantCoolantfor 2012 Kia Optima Hybrid 2.4L I4 Hybrid · FWDFluid TypeHyundai/Kia Long Life Coolant (Green)Capacity10qtNotesUse pre-mixed or mix 50/50 with distilled waterOther fluid systems on this vehicleBrake FluidEngine Oil5 qtPower SteeringAutomatic Transmission10 qtWasher Fluid3.5 qt📝 Suggest a correction to this fluid spec