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R1234Yf High Side Red Quick Coupler - Mastercool

Part #: 67434-E

The Mastercool 67434-E R1234Yf High Side Red Quick Coupler is engineered for professional technicians working with modern R1234yf automotive air conditioning systems. This quick coupler provides a reliable and efficient connection to the high-side service port, especially beneficial for vehicles where service port access is restricted. Designed for durability and ease of use, it seamlessly integrates into existing 1/4 inch AC hose setups, streamlining refrigerant service procedures.

Key Features

  • Optimized for Restricted Access: Specifically designed to provide secure connections in vehicles with minimal clearance around A/C service ports.
  • Effortless Connection: Features a quick-snap mechanism for fast, secure attachment and detachment from R1234yf A/C high-side service ports.
  • Standard Hose Compatibility: Designed to attach directly to your existing 1/4 inch manifold gauge hoses, ensuring broad compatibility with professional equipment.
  • Color-Coded for Safety: The red anodized body clearly identifies it as the high-side coupler for R1234yf systems, reducing the risk of cross-contamination or improper connection.
  • Professional-Grade Construction: Built from high-quality materials to withstand the rigorous demands of daily shop use and provide long-lasting performance.

Applications

This Mastercool R1234yf High Side Red Quick Coupler is an indispensable tool for automotive technicians performing service on vehicles equipped with R1234yf refrigerant systems. It is ideal for tasks such as:

  • Refrigerant charging and recovery
  • System diagnostics and pressure testing
  • Vacuuming and evacuating R1234yf A/C systems
  • General maintenance and repair of modern vehicle air conditioning.
Only 4 left in stock - order soon

$36.76

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 424360
  • Shipping Weight: 1lbs
  • Manufacturers Part #: 67434-E
  • Manufactured by: Mastercool
  • Also Known As: MSC67434-E, MSC-67434-E

This product was added to our catalog on Wednesday 13 May, 2026.

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