Using this Billetworkz power steering fluid cap is easy. Just remove the old cap and replace it with this one. When choosing a color, pick the one that suits your engine bay best. As for maintenance, keep it clean with a mild cleaner. When servicing your vehicle, be aware of the California Prop 65 warning. Avoid breathing in exhaust, don't let the engine idle unnecessarily, work in a well - ventilated area, and wash your hands or wear gloves. If you notice any damage to the cap, replace it promptly to ensure proper function of your power steering system.