Offers 50% greater high-temperature viscosity, Features 1/4th the oxidation of petroleum power steering fluids, It also satisfies API 75W GL-4 gear requirements and is compatible with petroleum's and synthetics, This power steering fluid helps prevent high-temperature steering fade and difficult low-temperature steering, Red Line uses superior polyester based products resulting in lubricants that are extremely stable at high temperatures while providing superior film strength at lower viscosities where more power can be produced.