Universal Air
Crossflow Radiator

Universal Air RA13370C Radiator

Brand Universal Air RA13370C
Product line Crossflow Radiator
Fits BMW · 14 vehicles

Crossflow design. Promotes efficient coolant flow through the radiator.

Radiator replacement. A direct-fit cooling component for the vehicle's cooling system.

$128.73Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $128.73
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Crossflow Radiator for BMW X3 and X4

Universal Air RA13370C is a crossflow radiator for select BMW cooling system applications. It is listed for 2011-2017 BMW X3 and 2015-2018 BMW X4, giving buyers a direct fitment reference for these model years.

Key Features

  • Crossflow radiator design for BMW cooling system replacement
  • Fits 2011-2017 BMW X3, N/A
  • Fits 2015-2018 BMW X4, N/A
  • Part number RA13370C for accurate ordering and catalog matching
  • Universal Air Crossflow Radiator product line

Product Details

The Universal Air Crossflow Radiator line focuses on radiator replacement for vehicle cooling systems that need a direct-fit style solution. RA13370C is cataloged for BMW X3 and BMW X4 applications across the listed years, making it a practical choice when replacing a radiator on a 2011-2017 BMW X3 or a 2015-2018 BMW X4. Use the part number RA13370C to confirm the correct listing before purchase.

Common Cooling Issues It May Address

  • Leaking radiator tanks or core damage
  • Overheating caused by restricted coolant flow
  • Cooling performance loss from age-related wear
  • Temperature instability during normal driving

Installation Notes

Verify radiator dimensions, hose connections, and mounting points against the vehicle before installation. Flush the cooling system, inspect hoses and clamps, and refill with the correct coolant specification after replacement. For fitment confirmation, match RA13370C to the exact BMW X3 or BMW X4 year listed above.

Quality Assurance

Universal Air identifies this radiator under the Crossflow Radiator line for organized catalog lookup and application matching. Part number RA13370C is the reference to use when verifying the correct radiator for the listed BMW X3 and BMW X4 applications.

This part fits 14 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2018BMWX4xDrive28i2.0LL4N/ACrossflow Radiator
2018BMWX4xDrive28i X Line2.0LL4N/ACrossflow Radiator
2017BMWX3———N/ACrossflow Radiator
2017BMWX4———N/ACrossflow Radiator
2016BMWX3———N/ACrossflow Radiator
2016BMWX4———N/ACrossflow Radiator
2015BMWX3———N/ACrossflow Radiator
2015BMWX4———N/ACrossflow Radiator
2014BMWX3———N/ACrossflow Radiator
2013BMWX3———N/ACrossflow Radiator
2012BMWX3xDrive35i3.0LL6N/ACrossflow Radiator
2012BMWX3xDrive28i3.0LL6N/ACrossflow Radiator
2012BMWX3xDrive35i M Sport3.0LL6N/ACrossflow Radiator
2011BMWX3xDrive35i3.0LL6N/ACrossflow Radiator