Part #: RA13531C

Universal Air RA13531C Radiator

Crossflow Radiator
⚙️ 10 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$128.63Free 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
📦Crossflow Radiator
🚗Fitment: Hyundai and Kia, Optima and Sonata
🔄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 Hyundai and Kia Vehicles

The Universal Air Crossflow Radiator RA13531C is designed to provide efficient cooling performance for select Hyundai and Kia models. Engineered to meet the specific requirements of vehicles like the Hyundai Sonata and Kia Optima, this radiator helps maintain optimal engine temperature under various driving conditions.

  • Compatible with Hyundai Sonata and Kia Optima models
  • Part number RA13531C for precise identification
  • Crossflow design for improved heat dissipation
  • Constructed to meet OEM specifications
  • Category: Radiators, Coolers and Related Components

About the Universal Air Crossflow Radiator Line

The Crossflow Radiator product line by Universal Air focuses on radiators that utilize a crossflow design, where coolant flows horizontally through the radiator core. This design enhances heat transfer efficiency and supports consistent engine cooling. The RA13531C is part of this line, ensuring compatibility and performance tailored to the cooling needs of Hyundai and Kia vehicles.

Product Details and Compatibility

This radiator is specifically engineered for use in Hyundai Sonata and Kia Optima models, providing a direct replacement that aligns with factory specifications. The part number RA13531C ensures accurate fitment and easy identification when sourcing replacement parts. Its crossflow configuration supports effective heat exchange, helping to prevent engine overheating and maintain stable operating temperatures.

Common Applications and Problem Resolution

  • Replaces damaged or leaking radiators in Hyundai Sonata and Kia Optima
  • Addresses engine overheating issues caused by inefficient cooling
  • Resolves coolant leaks that can lead to engine damage
  • Improves cooling system performance after radiator core clogging
  • Supports restoration of proper coolant flow and temperature regulation

Installation Notes and Tips

Installation of the Universal Air Crossflow Radiator RA13531C should be performed by a qualified technician to ensure proper fit and function. Verify compatibility with your specific Hyundai Sonata or Kia Optima model year before installation. Inspect all hoses and connections for wear or damage during replacement to maintain system integrity.

Quality Assurance and Warranty

Universal Air manufactures the RA13531C 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 reliable service life when installed and maintained correctly.

This part fits 10 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2016KiaOptimaHybrid EX2.4LL4ELECTRIC/GASN/APrimary Replacement; Crossflow Radiator
2016KiaOptimaHybrid2.4LL4ELECTRIC/GASN/APrimary Replacement; Crossflow Radiator
2016KiaOptimaHybrid EX Premium2.4LL4ELECTRIC/GASN/APrimary Replacement; Crossflow Radiator
2015HyundaiSonataHybrid Limited2.4LL4ELECTRIC/GASN/APrimary Replacement; Crossflow Radiator
2015HyundaiSonataHybrid2.4LL4ELECTRIC/GASN/APrimary Replacement; Crossflow Radiator
2014HyundaiSonataHybrid Limited2.4LL4ELECTRIC/GASN/APrimary Replacement; Crossflow Radiator
2013HyundaiSonataHybrid2.4LL4ELECTRIC/GASN/AFrom 1-1-13; Primary Replacement; Crossflow Radiator
2013KiaOptimaHybrid EX2.4LL4ELECTRIC/GASN/AFrom 1-1-13; Primary Replacement; Crossflow Radiator
2013KiaOptimaHybrid2.4LL4ELECTRIC/GASN/AFrom 1-1-13; Primary Replacement; Crossflow Radiator
2013KiaOptimaHybrid Premium2.4LL4ELECTRIC/GASN/AFrom 1-1-13; Primary Replacement; Crossflow Radiator

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