Part #: RA2731C

Universal Air RA2731C Radiator

Downflow Radiator
7 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$167.97Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Downflow Radiator
Fitment: Cadillac, CTS
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Universal Air Downflow Radiator RA2731C

The Universal Air Downflow Radiator RA2731C is designed specifically for Cadillac CTS models, providing reliable engine cooling performance. This radiator is engineered to meet the cooling demands of your vehicle while maintaining compatibility with factory specifications.

  • Compatible with Cadillac CTS models
  • Part number RA2731C for precise identification
  • Downflow radiator design for efficient heat dissipation
  • Constructed to meet OEM standards
  • Direct replacement for original radiator components

Details on the Downflow Radiator Product Line

The Downflow Radiator line by Universal Air focuses on radiators that utilize a vertical airflow design, where air flows downward through the core. This design supports effective heat exchange and is suitable for vehicles like the Cadillac CTS that require consistent cooling under various driving conditions. The RA2731C model is part of this line, ensuring it aligns with the performance and fitment expectations of the Downflow Radiator series.

Product Description and Compatibility

The RA2731C radiator from Universal Air is a direct-fit replacement part tailored for Cadillac CTS vehicles. Its downflow design facilitates efficient cooling by directing airflow vertically through the radiator core, which helps maintain optimal engine temperature. This radiator is manufactured to meet or exceed original equipment specifications, ensuring durability and reliable operation. Using the RA2731C radiator helps maintain your Cadillac CTS’s cooling system integrity and prevents overheating issues.

Common Applications and Problem Resolution

  • Replaces leaking or damaged radiators in Cadillac CTS
  • Addresses engine overheating due to radiator failure
  • Solves coolant loss caused by radiator cracks or corrosion
  • Restores proper engine temperature regulation
  • Improves cooling system efficiency after radiator wear

Installation Notes and Tips

Installation of the Universal Air RA2731C radiator should be performed by a qualified technician familiar with Cadillac CTS cooling systems. Ensure all coolant is properly drained before removal. Inspect hoses and clamps for wear and replace if necessary. After installation, refill the cooling system with the appropriate coolant and bleed air pockets to prevent overheating. Verify there are no leaks and that the radiator is securely mounted.

Quality Assurance and Warranty

Universal Air radiators, including the RA2731C, are manufactured to meet industry standards for quality and durability. While specific warranty details are not provided here, Universal Air typically offers coverage against manufacturing defects. It is recommended to consult the product documentation or manufacturer for exact warranty terms related to this radiator.

This part fits 7 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2007CadillacCTSBase2.8LV6N/ATo 3/26/06; Downflow Radiator
2007CadillacCTSBase3.6LV6N/ATo 3/26/06; Downflow Radiator
2006CadillacCTSBase2.8LV6N/ATo 3/26/06; Downflow Radiator
2006CadillacCTSBase3.6LV6N/ATo 3/26/06; Downflow Radiator
2005CadillacCTSN/ADownflow Radiator
2004CadillacCTSBase3.6LV6N/ADownflow Radiator
2004CadillacCTSV5.7LV8N/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.