Four Seasons 3320NK A/C Compressor and Component Kit

Complete A/C Kit for Pathfinder and QX4

Restore the air conditioning system with the Four Seasons Complete A/C Kit, part number 3320NK. This complete air conditioning kit with new compressor is built for select 2002-2004 Nissan Pathfinder and 2002-2003 INFINITI QX4 applications with the CWV618 compressor.

The Four Seasons Complete A/C Kit line is designed to simplify major HVAC service by combining the compressor, filter drier, expansion valve, oil, and O-rings in one application-specific package. For buyers searching for a 2002-2004 Nissan Pathfinder A/C compressor kit or a 2002-2003 INFINITI QX4 complete A/C kit, 3320NK provides the core components needed for a full system refresh.

Key Features

• Complete A/C kit with new compressor
• Includes compressor oil
• R134a refrigerant type
• Block-type expansion device
• Expansion valve inlet: O-ring
• Expansion valve outlet: insert O-ring
• Receiver drier/accumulator with pad-mount fittings
• Limited lifetime warranty

Detailed Product Overview

Four Seasons 3320NK is a complete air conditioning kit for vehicles using the CWV618 compressor platform. The kit includes 68435 new compressor, 83132 filter drier, 39026 expansion valve, 59007 oil, and O-rings. It is configured for R134a systems and uses a block-type expansion device with O-ring and insert O-ring connections for the valve. The receiver drier/accumulator measures 1.625 inches in diameter and 9.000 inches in length with pad-mount inlet and outlet fittings.

Fits 2002-2004 Nissan Pathfinder, N/A. Fits 2002-2003 INFINITI QX4, N/A. This part cross-references Four Seasons 3320NK for the same application.

Common A/C Problems This Kit Can Address

• Weak or inconsistent cabin cooling
• Compressor noise or compressor failure
• Moisture contamination in the A/C system
• Expansion valve restriction affecting refrigerant flow
• System leaks at serviceable O-ring connections

Installation Notes and Tips

Before installation, verify the vehicle uses the CWV618 compressor and confirm all connection styles match the existing system. Replace the receiver drier/accumulator and expansion valve during compressor service to help support proper system cleanup and refrigerant control. Always evacuate and recharge the system according to the vehicle service procedure and the specified R134a requirements.

Quality Assurance

Four Seasons backs this kit with a limited lifetime warranty. The included components are selected for the listed Pathfinder and QX4 applications to support a complete A/C system repair.