Part #: RA2356C

Universal Air RA2356C Radiator

Downflow Radiator
⚙️ 5 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Downflow Radiator
🚗Fitment: Lexus, IS300
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Cooling Solution for Lexus IS300

The Universal Air Downflow Radiator RA2356C is designed specifically for the Lexus IS300, providing efficient engine cooling to maintain optimal performance. This radiator ensures proper heat dissipation, helping to prevent overheating during regular driving conditions.

  • Compatible with Lexus IS300 models
  • Part number RA2356C for precise identification
  • Downflow radiator design for effective coolant flow
  • Constructed to meet OEM cooling requirements
  • Direct replacement for factory radiator

About the Universal Air Downflow Radiator Line

The Downflow Radiator product line by Universal Air focuses on radiators that utilize a downflow design, where coolant flows from the top to the bottom of the radiator core. This design supports efficient heat exchange and is commonly used in various vehicle applications, including the Lexus IS300. The RA2356C model is part of this line, engineered to provide reliable cooling performance and compatibility with specific vehicle models.

Product Details and Compatibility

The RA2356C radiator is engineered to fit the Lexus IS300, ensuring a seamless replacement for the original cooling component. Its downflow design promotes consistent coolant circulation, which is critical for maintaining engine temperature within safe limits. This radiator is manufactured to meet the specifications required for proper fitment and function, supporting the vehicle’s cooling system without modification.

Common Issues Addressed by This Radiator

  • Engine overheating due to radiator failure
  • Coolant leaks from damaged or corroded radiator cores
  • Reduced cooling efficiency from clogged or worn radiators
  • Inadequate heat dissipation affecting engine performance
  • Replacement of old or damaged factory radiators

Installation Notes and Tips

When installing the Universal Air RA2356C radiator, ensure the vehicle is cool and the cooling system is depressurized. Properly drain the coolant before removal of the old radiator. Verify all hose connections and mounting points align with the Lexus IS300 specifications. After installation, refill the cooling system with the recommended coolant and bleed air pockets to prevent overheating.

Quality Assurance and Warranty

Universal Air radiators are manufactured to meet industry standards for durability and performance. While specific warranty details for part number RA2356C should be confirmed at the point of purchase, Universal Air typically offers coverage against manufacturing defects. This radiator is built to provide consistent cooling performance for the Lexus IS300.

This part fits 5 vehicles. Search below:

YearMakeModelPositionNotes
2005LexusIS300N/ADownflow Radiator
2004LexusIS300N/ADownflow Radiator
2003LexusIS300N/ADownflow Radiator
2002LexusIS300N/ADownflow Radiator
2001LexusIS300N/ADownflow Radiator

* 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:

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