Using this Billetworkz brake fluid cap is easy. Just remove your old cap and replace it with this one. When choosing a color, think about how it will look in your engine bay. As for maintenance, clean it regularly with a soft cloth. Avoid using harsh chemicals as they might damage the anodized or powdercoated finish. Also, make sure the cap is tightly sealed to prevent any brake fluid leakage. If you notice any signs of wear or damage, it's a good idea to replace the cap to keep your brake system in top shape.