2-Pack AC Valve Core Caps Compatible with R134a High and Low Side Service Ports, Dust Caps with Sealing O-Ring for Automotive Air Conditioning Systems

2-Pack AC Valve Core Caps Compatible with R134a High and Low Side Service Ports, Dust Caps with Sealing O-Ring for Automotive Air Conditioning Systems

• RELIABLE SEALING PERFORMANCE — Our R134a conditioning caps feature an upgraded internal O-ring seal designed to prevent refrigerant leakage and maintain your AC system's efficiency by keeping gases contained.
• DUAL HIGH & LOW SIDE PROTECTION — This automotive AC repair kit includes 1 high-pressure side cap (H) and 1 low-pressure side cap (L). Clear, embossed lettering ensures you quickly identify ports during maintenance and AC recharge tasks.
• ENHANCED TEXTURE GRIP — Engineered with a unique brushed exterior finish, these valve caps provide tactile friction for easy handling. Even with oily or gloved hands, you can achieve a secure, hand-tightened seal without specialized tools.
• R134a COMPATIBILITY — Designed to fit most standard car air conditioning R134a systems. These service port caps act as a shield against dust, moisture, and debris, helping to extend the lifespan of your valve cores.
• DURABLE CONSTRUCTION — Weighing 1.12 oz for the set, our caps are built with thick-walled construction to withstand engine bay temperatures and vibrations. Engineered for long-term automotive use and resistance to wear.