HomeHVAC > A/C Condenser and EvaporatorOne Stop Solutions 4390 A/C Condenser
Part #: 4390

One Stop Solutions 4390 A/C Condenser

⚙️ 11 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Nissan, Pickup, Pathfinder, and D21
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of One Stop Solutions A/C Condenser 4390

The One Stop Solutions A/C Condenser part number 4390 is designed specifically for Nissan D21, Pathfinder, and Pickup models. This condenser offers a drop-in fit with precise core dimensions to ensure proper cooling performance and durability in your vehicle's HVAC system.

  • Drop-in fit, form, and function for Nissan D21, Pathfinder, and Pickup
  • Core thickness: 1 inch (26 mm) for efficient heat exchange
  • Core width: 27 1/2 inches (698 mm) to match original equipment specifications
  • Core length: 13 15/16 inches (354 mm) with serpentine design for optimized airflow
  • Inlet fitting type: Block fitting; outlet fitting type: O-ring for secure connections
  • Constructed with premium grade materials to enhance product longevity
  • Designed to improve the life of high mileage vehicles by addressing original design failures

Detailed Product Description

The One Stop Solutions A/C Condenser 4390 is engineered to meet the exact specifications required for Nissan D21, Pathfinder, and Pickup models. Featuring a core thickness of 1 inch (26 mm), a core width of 27 1/2 inches (698 mm), and a core length of 13 15/16 inches (354 mm), this condenser utilizes a serpentine core design that promotes efficient heat dissipation. The inlet block fitting and outlet O-ring fitting ensure a secure and leak-free installation. This condenser is built to withstand cycle, vibration, burst, and environmental stresses, providing reliable performance over time. It is designed to address common original equipment design failures, thereby extending the service life of your vehicle’s air conditioning system.

Common Applications and Issues Addressed

  • Replacement for faulty or leaking A/C condensers in Nissan D21, Pathfinder, and Pickup
  • Resolves reduced cooling efficiency due to clogged or damaged condenser cores
  • Addresses premature condenser failure caused by vibration and environmental exposure
  • Improves HVAC system reliability in high mileage Nissan vehicles
  • Prevents refrigerant leaks associated with worn or damaged fittings

Installation Notes and Tips

  • Ensure compatibility with Nissan D21, Pathfinder, and Pickup models before installation
  • Inspect and replace O-rings and seals to prevent refrigerant leaks
  • Flush the A/C system to remove debris before installing the new condenser
  • Verify proper alignment of inlet and outlet fittings for secure connections
  • Consult vehicle service manual for torque specifications and installation procedures

Quality Assurance and Warranty

One Stop Solutions A/C Condenser 4390 is manufactured using premium grade materials to ensure durability and long service life. The product undergoes rigorous testing to withstand vibration, burst pressure, and environmental conditions typical of automotive use. While this condenser does not include a drier or oil cooler, it is designed to meet or exceed OEM standards for fit and function. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.

BrandOne Stop Solutions
Part Number4390
Core Length13 15/16
Core Length354
Core LengthSERPENTINE
Core Thickness1
Core Thickness26
Core Width27 1/2
Core Width698
Drier IncludedNO
Inlet Fitting TypeBlock Fitting
Oil Cooler IncludedNO
Outlet Fitting TypeO-ring

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1997NissanPickup2.4LL4N/A
1996NissanPickup2.4LL4N/A
1995NissanPathfinder3.0LV6N/A
1995NissanPickup2.4LL4N/A
1995NissanPickup3.0LV6N/A
1994NissanD212.4LL4N/A
1994NissanD213.0LV6N/A
1994NissanPathfinder3.0LV6N/A
1993NissanD212.4LL4N/A
1993NissanD213.0LV6N/A
1993NissanPathfinder3.0LV6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1006810382426000637-439070143909210070P00

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.