Part #: 3788

CSF 3788 Radiator

⚙️ 15 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
🚗Fitment: Hyundai and Kia, Sportage and Tucson
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Radiator Replacement for Hyundai and Kia Vehicles

The CSF radiator part number 3788 is engineered to provide efficient cooling performance for select Hyundai and Kia models. Designed with a durable aluminum core and plastic tanks, this radiator ensures proper heat dissipation and long-lasting operation for your Sportage or Tucson.

  • Core thickness: 5/8 inch for optimal heat transfer
  • Core dimensions: 25 1/4 inches length by 18 5/16 inches width
  • Aluminum core material for lightweight durability
  • Plastic tanks designed in OEM style for reliable fitment
  • Cross flow design with one core row for effective coolant flow
  • Inlet and outlet diameters both 1 3/8 inches, positioned right and left respectively
  • Box dimensions: 34 3/8 inches length, 23 9/16 inches width, 6 1/16 inches height
  • Box weight: 9 lbs, non-hazardous material

Detailed Radiator Specifications and Design

This CSF radiator (part number 3788) features a single-row aluminum core with a 5/8 inch thickness, providing a balance between cooling efficiency and structural integrity. The cross flow design promotes consistent coolant circulation across the core, enhancing heat dissipation. The plastic tanks are manufactured to OEM specifications, ensuring compatibility and ease of installation on Hyundai Sportage and Kia Tucson models. Both the inlet and outlet have a diameter of 1 3/8 inches, with the inlet located on the right and the outlet on the left side, matching factory configurations.

Compatible Vehicles and Common Applications

  • Replacement radiator for Hyundai Sportage models requiring a 25 1/4 inch core length radiator
  • Suitable for Kia Tucson vehicles with matching inlet/outlet sizes and cross flow radiator design
  • Addresses overheating issues caused by radiator core damage or leaks
  • Resolves coolant flow restrictions due to clogged or corroded radiator cores
  • Restores proper engine temperature regulation after radiator tank failure

Installation Notes and Tips

When installing the CSF radiator 3788, ensure the inlet and outlet hose connections match the 1 3/8 inch diameter specifications. Verify the radiator core dimensions fit within the engine bay space of your Hyundai Sportage or Kia Tucson. Since this radiator features OEM-style plastic tanks, it is compatible with factory mounting points and brackets. Bleed the cooling system properly after installation to avoid air pockets and ensure optimal performance.

Quality Assurance and Warranty Information

CSF radiators are manufactured with high-quality aluminum cores and plastic tanks designed to meet OEM standards. This radiator is free from hazardous materials and undergoes rigorous quality control to ensure durability and performance. While specific warranty details are not provided, CSF products typically come with manufacturer-backed warranties covering defects in materials and workmanship.

BrandCSF
Part Number3788
Core Thickness5/8
Core Width18 5/16
Core MaterialAluminum
Tank MaterialPlastic
Core Length25 1/4
Inlet Diameter1 3/8 right
Outlet Diameter1 3/8 left
Down Flow Or Cross Flow TypeCross flow
Radiator Core Row Quantity1
Cap IncludedNo
Box Height (in)6 1/16
Box Length (in)34 3/8
Box Weight (lbs)9
Box Width (in)23 9/16
Hazardous MaterialNo
Inlet Length (in)19
Inlet Width (in)1 3/4
Outlet Length (in)19
Outlet Width (in)1 3/4
Tech NoteO.e.m. style plastic tanks & aluminum core.

This part fits 15 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersPositionNotes
2022KiaSportageFWD2.4LL4N/AUpgraded Heavy Duty Core. 11% Thicker 15.5mm vs OEM 14mm
2021HyundaiTucson2.0LL4N/AUpgraded Heavy Duty Core. 11% Thicker 15.5mm vs OEM 14mm
2021KiaSportageFWD2.4LL4N/A
2020HyundaiTucson2.4LL4N/A
2020HyundaiTucson2.0LL4N/A
2020KiaSportageFWD2.4LL4N/A
2019HyundaiTucson2.0LL4N/A
2019HyundaiTucson2.4LL4N/A
2019KiaSportageFWD2.4LL4N/A
2018HyundaiTucson2.0LL4N/A
2018HyundaiTucson2.4LL4N/A
2018KiaSportageFWD2.4LL4N/A
2017HyundaiTucson2.0LL4N/A
2017KiaSportageFWD2.4LL4N/A
2016HyundaiTucson2.0LL4N/A

* 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:

1357625310-D3500CU13576HY3010212

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.