Mastercool 82274 Low Side 1/4" x 13mm Straight Adapter with Valve Core & Service Port Cap

The Mastercool 82274 is a professional-grade low side service adapter designed for R-134a and other automotive air conditioning systems. This straight adapter provides a secure connection between 1/4" SAE fittings and 13mm quick-connect service ports commonly found on late-model vehicles.

Key Features:

• 1/4" SAE male flare connection on one end, 13mm quick-connect fitting on the other
• Includes integrated valve core for system service and charging
• Low side (suction) configuration for proper refrigerant system access
• Comes with protective service port cap to prevent contamination
• Straight design for easier access in tight engine compartments
• Durable brass construction for long-lasting performance

This adapter is essential for HVAC technicians working on vehicles with quick-connect service ports, allowing standard manifold gauges and charging equipment to connect to newer automotive AC systems. The included valve core enables system evacuation, charging, and pressure testing operations.