Part #: RA2418C

Universal Air RA2418C Radiator

Downflow Radiator
⚙️ 6 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, LS430
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Cooling Solution for Lexus LS430

The Universal Air Downflow Radiator RA2418C is designed specifically for the Lexus LS430, 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 LS430 models
  • Part number RA2418C for precise identification
  • Downflow radiator design for effective coolant flow
  • Constructed to meet OEM specifications
  • Durable materials for long-lasting performance

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 LS430. The RA2418C model is part of this line, engineered to provide reliable cooling performance tailored to the specific requirements of the LS430.

Product Details and Compatibility

The RA2418C radiator is engineered to fit the Lexus LS430, ensuring a direct replacement without modifications. Its downflow configuration promotes consistent coolant circulation, which is critical for maintaining engine temperature within safe limits. This radiator is manufactured to meet or exceed original equipment standards, offering a dependable cooling component for your vehicle.

Common Issues Addressed by This Radiator

  • Engine overheating due to radiator failure
  • Coolant leaks from damaged or corroded radiator cores
  • Reduced cooling efficiency impacting engine performance
  • Replacement of worn or clogged radiators in Lexus LS430
  • Maintaining proper engine temperature under various driving conditions

Installation Notes and Tips

When installing the Universal Air RA2418C radiator, ensure the vehicle is cool and the cooling system is depressurized. Verify compatibility with your Lexus LS430 before installation. Properly connect all hoses and secure mounting points to prevent leaks. It is recommended to flush the cooling system to remove debris before installing the new radiator to optimize performance.

Quality Assurance and Warranty

Universal Air manufactures the RA2418C radiator to meet industry standards for durability and performance. While specific warranty details are not provided, the product is designed to comply with OEM quality requirements, offering a reliable cooling solution for the Lexus LS430.

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
2006LexusLS430N/AWithout towing package; Downflow Radiator
2005LexusLS430N/AWithout towing package; Downflow Radiator
2004LexusLS430N/AWithout towing package; Downflow Radiator
2003LexusLS430N/AWithout towing package; Downflow Radiator
2002LexusLS430N/AWithout towing package; Downflow Radiator
2001LexusLS430N/AWithout towing package; Downflow Radiator

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