Fluid · CoolantCoolantfor 2016 Kia Optima 2.0L Turbo I4 · FWDFluid TypeHyundai/Kia Long Life Coolant (Green)Capacity7.5qtNotesUse pre-mixed or mix 50/50 with distilled waterOther fluid systems on this vehicleBrake FluidEngine Oil4.5 qtPower SteeringAutomatic Transmission10 qtWasher Fluid3.5 qt📝 Suggest a correction to this fluid spec