Part #: 13665

TYC 13665 Radiator - Primary

TYC Radiator, Primary
⚙️ 51 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦TYC Radiator, Primary
🚗Fitment: Audi, A4, A4 allroad, A4 Quattro, A5, A5 Quattro, A5 Sportback, A6 Quattro, Q5, and Q7
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Overview of TYC Radiator 13665 for Audi Vehicles

The TYC Radiator 13665 is engineered to provide reliable cooling performance for select Audi models, including the A4, A5, A6 Quattro, Q5, and Q7. Designed with durable aluminum core material and a crossflow configuration, this radiator supports efficient engine temperature regulation under various driving conditions.

  • Core Material: Aluminum for effective heat dissipation
  • Core Dimensions: 18.55 inches height, 28.35 inches length, 1.02 inches thickness
  • Crossflow flow configuration for optimized coolant circulation
  • Quick connect (spring lock) inlet and outlet connections, each 1.28 inches in diameter
  • Single-row core with 56 tubes and 107 fins per 4 inches for enhanced cooling
  • Compatible with multiple Audi models including A4, A5, A6 Quattro, Q5, and Q7

Detailed Features and Specifications

This TYC Radiator 13665 features a robust aluminum core that balances lightweight construction with effective thermal conductivity. The core measures 18.55 inches in height, 28.35 inches in length, and 1.02 inches in thickness, providing ample surface area for heat exchange. The radiator incorporates a crossflow design, which allows coolant to flow horizontally across the core, improving heat dissipation efficiency.

The radiator includes 56 tubes arranged in a single row, with 12 tubes every 4 inches, and a total fin count of 57 rows. The fins have a wave height of 0.25 inches and a pitch of 1.9 inches, contributing to increased airflow and cooling capacity. Both the inlet and outlet connections utilize quick connect spring lock fittings with a diameter of 1.28 inches, facilitating secure and straightforward installation.

About the TYC Radiator Product Line

The TYC Radiator product line is designed to meet OEM specifications for cooling system components. This line focuses on delivering reliable performance and durability through quality materials and precise manufacturing. The TYC Radiator 13665 exemplifies this approach by combining an aluminum core with advanced flow configuration to maintain optimal engine temperatures in Audi vehicles.

Applications and Common Issues Addressed

  • Replacement for damaged or leaking radiators in Audi A4, A5, A6 Quattro, Q5, and Q7 models
  • Resolves overheating issues caused by inefficient or clogged radiator cores
  • Addresses coolant leaks from corroded or cracked radiator components
  • Improves engine cooling performance in vehicles with original radiators showing wear
  • Supports maintenance of proper engine temperature to prevent engine damage

Installation Notes and Tips

  • Ensure compatibility with your specific Audi model and engine configuration before installation
  • Use appropriate tools to disconnect and reconnect quick connect (spring lock) fittings securely
  • Inspect and replace coolant hoses if worn or damaged during radiator replacement
  • Flush the cooling system to remove debris and contaminants before installing the new radiator
  • Check coolant levels and refill with manufacturer-recommended coolant after installation

Quality Assurance and Warranty

The TYC Radiator 13665 is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, TYC products typically undergo rigorous quality control to ensure reliability. It is recommended to verify warranty coverage with the supplier or manufacturer at the time of purchase.

BrandTYC
Part Number13665
PositionTYC Radiator, Primary
Core MaterialAluminum
Transmission Oil Cooler IncludedNo
Engine Oil Cooler IncludedNo
Bottom Header1.69x19.27
Core Height (in)18.55
Core Length (in)28.35
Core Thickness (in)1.02
Fin Count (every 4")107
Fin Wave Height (in)0.25
Find Wave Pitch1.9
Flow ConfigurationCrossflow
Inlet Connection TypeQuick connect (spring lock)
Inlet Diameter (in)1.28
No. Of Rows1
Outlet Connection TypeQuick connect (spring lock)
Outlet Diameter (in)1.28
Top Header1.69x19.27
Total Fin Row Count57
Total Tube Count56
Tube Count (every 4")12
Tube Width X Height26x2

This part fits 51 vehicles. Search below:

YearMakeModelSubmodelBody TypeTransmissionLitersCylindersPositionNotes
2025AudiA4PremiumSedan2.0LL4PrimaryTYC Radiator
2025AudiA4 allroadPrestigeWagon2.0LL4PrimaryTYC Radiator
2025AudiA5 SportbackPremiumHatchback2.0LL4PrimaryTYC Radiator
2024AudiA4PremiumSedan2.0LL4PrimaryTYC Radiator
2024AudiA4 allroadPrestigeWagon2.0LL4PrimaryTYC Radiator
2024AudiA5 SportbackPremiumHatchback2.0LL4PrimaryTYC Radiator
2023AudiA4PremiumSedan2.0LL4PrimaryTYC Radiator
2023AudiA4 allroadPrestigeWagon2.0LL4PrimaryTYC Radiator
2023AudiA5 SportbackPremiumHatchback2.0LL4PrimaryTYC Radiator
2023AudiA6 QuattroPremiumSedan2.0LL4PrimaryTYC Radiator
2022AudiA4PremiumSedan2.0LL4PrimaryTYC Radiator
2022AudiA4 allroadPrestigeWagon2.0LL4PrimaryTYC Radiator
2022AudiA5 SportbackPrestigeHatchback2.0LL4PrimaryTYC Radiator
2022AudiA6 QuattroPremium PlusSedan2.0LL4PrimaryTYC Radiator
2021AudiA4PrestigeSedan2.0LL4PrimaryTYC Radiator
2021AudiA4 allroadPrestigeWagon2.0LL4PrimaryTYC Radiator
2021AudiA4 QuattroPremium PlusSedan2.0LL4PrimaryTYC Radiator
2021AudiA5 QuattroPrestigeConvertible2.0LL4PrimaryTYC Radiator
2021AudiA5 SportbackPremium PlusHatchback2.0LL4PrimaryTYC Radiator
2021AudiA6 QuattroPremium PlusSedan2.0LL4PrimaryTYC Radiator
2021AudiQ7Premium PlusSport Utility2.0LL4PrimaryTYC Radiator
2020AudiA4Sedan2.0LL4N/ATYC Radiator
2020AudiA4 allroadPremiumWagon2.0LL4PrimaryTYC Radiator
2020AudiA4 QuattroPremium PlusSedan2.0LL4PrimaryTYC Radiator
2020AudiA5 QuattroPremiumCoupe2.0LL4PrimaryTYC Radiator
2020AudiA5 SportbackPremium PlusHatchback2.0LL4PrimaryTYC Radiator
2020AudiA6 QuattroPremiumSedan2.0LL4PrimaryTYC Radiator
2020AudiQ5Automatic Dual Clutch2.0LL4N/ATYC Radiator
2020AudiQ7Premium PlusSport Utility2.0LL4PrimaryTYC Radiator
2019AudiA4Sedan2.0LL4N/ATYC Radiator
2019AudiA4 allroad2.0LL4N/ATYC Radiator
2019AudiA4 QuattroUltra sportSedan2.0LL4PrimaryTYC Radiator
2019AudiA5CoupeAutomatic Dual Clutch2.0LL4N/ATYC Radiator
2019AudiA5 QuattroPrestigeConvertible2.0LL4PrimaryTYC Radiator
2019AudiA5 SportbackPremiumHatchback2.0LL4PrimaryTYC Radiator
2019AudiA6 QuattroPremium PlusSedan2.0LL4PrimaryTYC Radiator
2019AudiQ5Automatic Dual Clutch2.0LL4N/ATYC Radiator
2019AudiQ72.0LL4N/ATYC Radiator
2018AudiA4Sedan2.0LL4N/ATYC Radiator
2018AudiA4 allroad2.0LL4N/ATYC Radiator
2018AudiA4 QuattroPrestigeSedan2.0LL4PrimaryTYC Radiator
2018AudiA5CoupeAutomatic Dual Clutch2.0LL4N/ATYC Radiator
2018AudiA5HatchbackAutomatic Dual Clutch2.0LL4N/ATYC Radiator
2018AudiA5 QuattroPrestigeCoupe2.0LL4PrimaryTYC Radiator
2018AudiA5 SportbackPrestigeHatchback2.0LL4PrimaryTYC Radiator
2018AudiQ5Automatic Dual Clutch2.0LL4N/ATYC Radiator
2018AudiQ72.0LL4N/ATYC Radiator
2017AudiA4Sedan2.0LL4N/ATYC Radiator
2017AudiA4 allroad2.0LL4N/ATYC Radiator
2017AudiA4 QuattroPremiumSedan2.0LL4PrimaryTYC Radiator
2017AudiQ72.0LL4N/ATYC Radiator

* 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:

8013665

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