10PCS AC Low Pressure Port Cap, 13mm 16mm Air Conditioning Charging Port Covers Set, A/C System Valve Core Sealing Caps Universal For Most Cars (Black)

Protect your vehicle's air conditioning system with this 10-piece port cap set. Includes 5 low pressure caps (13mm inner diameter, 15mm outer diameter) and 5 high pressure caps (16mm inner diameter, 19mm outer diameter). Both sizes measure 20mm in total length for a secure fit on most standard A/C service ports. These caps create a tight seal to help prevent refrigerant leaks while keeping dirt and moisture out. Made from heat-resistant plastic for lasting durability.

• Complete 10-Piece Set: This package includes 5 low pressure caps and 5 high pressure caps to cover your A/C system service ports. The set provides enough replacements for multiple vehicles or future maintenance needs.
• Dual Size Compatibility: Contains 13mm inner diameter (15mm outer diameter) low pressure caps and 16mm inner diameter (19mm outer diameter) high pressure caps. Both sizes feature a 20mm overall length for consistent fitment across most standard automotive air conditioning ports.
• Reliable Seal Protection: These ac caps create a tight seal over the valve cores to prevent refrigerant leakage. Maintaining proper system pressure helps keep your air conditioning operating efficiently.
• Durable Heat-Resistant Build: Constructed from high-quality engineering plastic that withstands high temperatures under the hood. These low pressure port caps resist cracking and deformation even in harsh engine bay conditions.
• Easy Installation & Universal Fit: Simply snap these caps onto the A/C service ports without any tools required. Universal for most car makes and models, making them an essential replacement for lost or worn original caps.