2 PCS AC Low Pressure Port Cap, Brass for R134a Systems | Automotive A/C Service Ports

Ever noticed the small cap on your car’s AC system? That’s your ac low pressure port cap, and it’s more important than you think. Crafted from high-density brass, this cap is specifically designed for R134a systems, creating a tight seal to keep out dust, debris, and moisture that can damage your AC components. A missing or cracked cap might seem minor, but it can lead to refrigerant leaks or reduced cooling efficiency over time. Don’t let a small part compromise your AC’s performance. Replace your worn or lost ac low pressure port cap today—simple, affordable, and essential for keeping your system running smoothly.

• Solid Brass ac low pressure port cap — Crafted from high-density brass, it delivers reliable performance to withstand engine bay environments and vibrations
• Leak-Proof Gasket Seal — Equipped with an internal rubber gasket, the cap forms a tight seal to prevent refrigerant loss, dust, and moisture from entering the A/C system
• Tool-Free Installation — Textured finish ensures a secure grip for manual tightening or removal, no specialized tools needed for easy A/C maintenance
• R134a System Compatibility — Designed for standard R134a low pressure service ports, serving as a reliable replacement for lost or damaged original caps
• 2-Piece Identification Set — Includes one "L" (Low) and one "H" (High) side cap, embossed for clear identification during A/C recharge or maintenance tasks