Part #: RA13370C

Universal Air RA13370C Radiator

Crossflow Radiator
⚙️ 14 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
📦Crossflow Radiator
🚗Fitment: BMW, X3 and X4
🔄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 Crossflow Radiator RA13370C

The Universal Air Crossflow Radiator RA13370C is designed specifically for BMW X3 and X4 models, providing reliable cooling performance. This radiator supports efficient engine temperature regulation to maintain optimal vehicle operation.

  • Compatible with BMW X3 and X4 models
  • Part number RA13370C for precise identification
  • Crossflow design for improved heat dissipation
  • Constructed to meet OEM specifications
  • Category: Radiators, Coolers and Related Components

About the Crossflow Radiator Product Line

The Crossflow Radiator line by Universal Air features radiators with a horizontal flow design that enhances cooling efficiency by directing coolant across the radiator core. This design supports consistent engine temperature control, which is critical for the performance and longevity of BMW X3 and X4 vehicles. The RA13370C model is part of this line, ensuring compatibility and reliable cooling for these specific models.

Detailed Product Description

The RA13370C radiator is engineered to fit BMW X3 and X4 vehicles, offering a direct replacement solution for the cooling system. Its crossflow configuration allows coolant to pass horizontally through the radiator core, promoting effective heat exchange and reducing engine overheating risks. Manufactured to meet industry standards, this radiator supports the vehicle’s cooling system by maintaining stable engine temperatures under various driving conditions.

Common Applications and Issues Addressed

  • Replacement for damaged or leaking radiators in BMW X3 and X4
  • Resolves engine overheating caused by inefficient cooling
  • Addresses coolant leaks impacting engine performance
  • Improves cooling system reliability after radiator failure
  • Supports restoration of proper coolant flow and temperature regulation

Installation Notes and Tips

When installing the Universal Air Crossflow Radiator RA13370C, ensure compatibility with your BMW X3 or X4 model year and engine type. Properly drain the existing coolant before removal and inspect hoses and connections for wear. Follow manufacturer torque specifications for mounting bolts and refill the cooling system with the recommended coolant type. Bleed the system to remove air pockets to prevent overheating.

Quality Assurance and Warranty

This radiator is manufactured to meet or exceed OEM standards for fit and function. While specific warranty details are not provided, Universal Air products typically undergo quality control testing to ensure durability and performance. Verify warranty coverage with the distributor or manufacturer at the time of purchase.

This part fits 14 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2018BMWX4xDrive28i2.0LL4N/ACrossflow Radiator
2018BMWX4xDrive28i X Line2.0LL4N/ACrossflow Radiator
2017BMWX3N/ACrossflow Radiator
2017BMWX4N/ACrossflow Radiator
2016BMWX3N/ACrossflow Radiator
2016BMWX4N/ACrossflow Radiator
2015BMWX3N/ACrossflow Radiator
2015BMWX4N/ACrossflow Radiator
2014BMWX3N/ACrossflow Radiator
2013BMWX3N/ACrossflow Radiator
2012BMWX3xDrive35i3.0LL6N/ACrossflow Radiator
2012BMWX3xDrive28i3.0LL6N/ACrossflow Radiator
2012BMWX3xDrive35i M Sport3.0LL6N/ACrossflow Radiator
2011BMWX3xDrive35i3.0LL6N/ACrossflow Radiator

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