Key benefits Durable composite material that resists abrasion, aging, and impact while maintaining longlasting structural stability to protect the OBD port. Secure connection with standard 16 pin OBD connectors to prevent loose connections and ensure a stable diagnostic connection for uninterrupted use. Antioxidation protection that blocks dust and moisture, preserving the integrity of the vehicle's connector port and supporting accurate diagnostics over time. Easy installation that modernizes and simplifies the installation process, delivering fast, reliable seal protection for everyday use. what it is and compatibility Material: composite. Fits standard 16pin OBD connectors for reliable compatibility with common diagnostic equipment. Provides a protective seal to guard the OBD port from environmental exposure and wear. installation and performance Easy to install with a straightforward fit that minimizes setup time and ensures a secure, vibrationresistant seal. Designed to maintain longterm performance in typical driving conditions and under routine diagnostic use. Helps prevent misdiagnosis caused by loose contacts or port contamination by keeping the connection stable and clean. use scenarios Home diagnostics: use with portable OBD scanners for regular vehicle health checks in a home garage, ensuring stable readings and repeatable results. Professional shops: install to prevent intermittent connections during diagnostic procedures, supporting consistent data collection and service quality. Harsh environments or storage: ideal for dusty, humid, or offroad conditions and for vehicles in longterm storage, helping preserve port integrity and diagnostic accuracy.