Global Parts 13585C Radiator

Brand Global Parts 13585C
Core Thickness 0.63
Core Thickness 16
Core Material Aluminum
Tank Material Plastic
Transmission Oil Cooler Included No
Core Row Quantity 1
Inlet Diameter 1.31
Inlet Diameter 33.27
Outlet Diameter 1.3
Outlet Diameter 33.02
Engine Oil Cooler Included No
Down Flow Or Cross Flow Type Down flow
Core Fin Quantity 78 (every 4")
Fits Mazda · 6 vehicles

OE replacement. Direct-fit radiator for restoring cooling performance.

Aluminum core. Lightweight construction helps dissipate heat efficiently.

Down-flow design. Engineered for steady coolant circulation through the core.

Cross-references DENSO Auto Parts 221-9506, Dorman - HELP 13585 and Hayden 3855 for the same application. See all 13.

$146.66Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $146.66
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Free returns within 60 days if it doesn't fit when fitment is verified.

Radiator for Mazda CX-3 Cooling Service

Global Parts radiator 13585C is a direct-fit cooling system replacement for the 2016-2021 Mazda CX-3. It is built with an aluminum core and plastic tanks to replace a failed OE radiator and restore proper engine heat dissipation.

  • Fits 2016-2021 Mazda CX-3
  • Aluminum core with plastic tank construction
  • Down-flow radiator design
  • Single-row core layout
  • Inlet diameter: 1.31 in. (33.27 mm)
  • Outlet diameter: 1.3 in. (33.02 mm)
  • Core thickness: 0.63 in. (16 mm)
  • Core fin count: 78 per 4 in.
  • No engine oil cooler included
  • No transmission oil cooler included

Detailed Product Overview

Part number 13585C is engineered for the Mazda CX-3 cooling system and follows the OE-style radiator layout used on 2016-2021 models. The radiator’s job is to remove heat from engine coolant so the engine can maintain stable operating temperature during daily driving, stop-and-go traffic, and highway use. This replacement radiator is a practical choice when the original unit is leaking, clogged, or no longer transferring heat efficiently. Part number 13585C also cross-references DENSO Auto Parts 221-9506 for the same application.

Common Problems This Radiator Can Address

  • Coolant leaks from a cracked or aging radiator tank
  • Overheating caused by restricted coolant flow
  • Temperature swings from reduced heat dissipation
  • Corrosion or internal buildup in the original radiator
  • Cooling system failure on a 2016-2021 Mazda CX-3

Installation Notes and Tips

Verify inlet and outlet hose sizes before installation and inspect related cooling system components, including hoses, clamps, and the radiator cap, for wear. Flush the cooling system if contamination or debris is present, and refill with the correct coolant specification for the vehicle. After installation, bleed air from the system and confirm there are no leaks at the hose connections or tank seams.

Quality Assurance

Global Parts supplies OE-style replacement cooling components for service and repair applications. Radiator 13585C is built to match the listed fitment and dimensional requirements for the Mazda CX-3 platform.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2021MazdaCX-32.0LL4N/A—
2020MazdaCX-32.0LL4N/A—
2019MazdaCX-32.0LL4N/A—
2018MazdaCX-32.0LL4N/A—
2017MazdaCX-32.0LL4N/A—
2016MazdaCX-32.0LL4N/A—
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
DENSO Auto Parts — 221-9506Dorman - HELP — 13585Hayden — 3855Spectra Premium — CU1358541-13585189610395641135858013585MA3010241NR13585APEHN15200RA13585