10Pcs Car AC Port Caps 13mm & 16mm High & Low Side Set

10-Piece Car Air Conditioning Service Port Cap Set – 13mm & 16mm

Keep your vehicle's air conditioning system sealed and protected with this convenient 10-piece AC service port cap set. Designed to fit both the high-side (16mm) and low-side (13mm) charging ports, these durable ABS caps help prevent dust, debris, and moisture from entering your car's AC system — preserving proper refrigerant levels and system performance between service intervals.

Made in Mainland China.

Key Features

• Universal Fit: Includes both 13mm low-side and 16mm high-side caps to cover standard automotive AC charging ports
• Durable ABS Material: Constructed from high-quality ABS plastic for long-lasting, reliable protection
• 10-Piece Value Set: Comes with 5 high-side caps and 5 low-side caps — ideal for multiple vehicles or as spares
• Non-Powered: Simple, tool-free cap replacement — just thread on and secure
• Protective Design: Helps keep service ports clean and free from contaminants during storage or between AC service appointments

Package Contents

• 5 × High-Side AC Service Port Caps (16mm)
• 5 × Low-Side AC Service Port Caps (13mm)

Specifications

Note: Actual color may vary slightly from product images due to monitor brightness and lighting conditions. Please allow for minor measurement tolerances.

Complete Your Automotive Toolkit

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Learn more: FuelEconomy.gov driving efficiency guidance

Frequently Asked Questions

Q: What sizes are included in this AC service port cap set?

A: This 10-piece set includes 5 high-side AC service port caps (16mm) and 5 low-side AC service port caps (13mm), covering the two standard sizes used on most automotive air conditioning systems.

Q: What material are these AC charging port caps made from?

A: These caps are made from durable ABS plastic, which provides solid protection against dust, debris, and moisture while being lightweight and easy to install by hand without any tools.

Q: Will these caps fit my vehicle's AC system?

A: These caps are designed to fit standard 13mm low-side and 16mm high-side AC service ports commonly found on a wide range of passenger vehicles. We recommend verifying your vehicle's port sizes before purchasing to ensure compatibility.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.