Three colors:Solenoid Valve Cover is strict factory QC test, high quality and high porfomance.And we have three colors for your option. Application ---- The valve cover automobile solenoid valve protection cover is specially designed for for Honda's B series, D series and H series VTEC engines. Exquisite workmanship: The surface of the protective cap of the automobile solenoid valve is anodized to enhance the strength and durability. Fine workmanship, wear-resistant, sturdy and durable, and long service life. Exquisite workmanshipThe surface is anodized to enhance its strength and durability. Fine workmanship, wear-resistant, sturdy and durable, long service life QUALITY ASSURANCE: We will provide you with 24 months of after-sales service. If you encounter any problems during the later use, please contact our er service in time, we will serve you 24 hours a day, your satisfaction is our greatest happiness