2PCS Brass R134a AC Valve Caps, High Low Pressure Port Service Covers with L H Mark, Leakproof Sealing Lid for Toyota Honda Nissan Hyundai-Kia Subaru & Some American Cars/Trucks

Protect your vehicle's A/C system with KoiLuvGo brass R134a valve caps. This set includes one high-pressure cap and one low-pressure cap, clearly marked with "H" (high pressure) and "L" (low pressure). Made of brass with rubber seals, they effectively block out debris. They can be easily installed and tightened by hand—no tools required. Compatible with most R134a A/C systems.

• Clear L H Identification: These brass R134a AC valve caps feature laser-engraved L (Low) and H (High) markings on the top surface. Quickly identify the correct pressure port for error-free installation.
• Multi-Dimensional Protection: Made from solid brass material, these air conditioning valve caps offer high strength and excellent thermal conductivity. They resist damage during regular use and provide lasting protection for your AC system ports.
• Leakproof Seal: These A/C system service port caps are equipped with rubber seals that ensure the airtight integrity of the vehicle's air conditioning system. When closed, the internal rubber seal effectively keeps out debris, thereby ensuring efficient system operation and optimal cooling performance.
• Precise Fit: Our air conditioning valve core covers are widely compatible with most R134A air conditioning systems. The high-pressure air conditioning valve core cover measures 0.74*0.74*0.52 inches, with a valve core hole inner diameter of 0.21 inches; the low-pressure air conditioning valve core cover measures 0.62*0.62*0.53 inches, with a valve core hole inner diameter of 0.21 inches.
• Wide Vehicle Compatibility: Compatible with R134A Hyundai, Subaru, Chrysler, Dodge, Ford, Buick, BMW, Toyota, Honda, Nissan, Mazda and Volkswagen, heavy-duty trucks and all brands of cars manufactured from approximately 1994 to 2015-2017. Note: Must be R134A system.