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TYC 18003OE Quality 60-Day Returns
Part #: 18003

TYC 18003

63 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Volkswagen, CC, Passat, Tiguan, and Tiguan Limited
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TYC 18003 Radiator Overview

TYC 18003 is an aluminum crossflow radiator built for Volkswagen cooling system service on select Tiguan, Tiguan Limited, CC, and Passat applications. With quick connect inlet and outlet fittings and OE-style dimensions, it supports direct replacement needs for common Volkswagen radiator repairs.

Key Features

  • Aluminum core construction for efficient heat transfer
  • Crossflow design
  • Core dimensions: 24.25 in. length, 15.80 in. height, 1.26 in. thickness
  • Quick connect inlet and outlet connections
  • Inlet and outlet diameter: 2.76 in.
  • Top and bottom header dimensions: 2.05 x 16.5
  • OE cross-reference: Volkswagen 3C0 145 805 R
  • Cross-references Spectra Premium 4401-1107 for the same application

Detailed Description

This TYC radiator is built around an aluminum core and crossflow layout to match the cooling package used in select Volkswagen models. The quick connect inlet and outlet fittings simplify hose connection compatibility, while the listed core size and header dimensions help support proper fitment in Volkswagen Tiguan, Volkswagen CC, and Volkswagen Passat cooling system replacements. TYC 18003 also cross-references Partslink VW3012100 and Volkswagen 3C0 145 805 R, making it a practical reference for OE-style radiator replacement searches.

Vehicle Fitment

  • Fits 2017-2018 Volkswagen Tiguan Limited, N/A
  • Fits 2009-2017 Volkswagen Tiguan, N/A
  • Fits 2009-2012 Volkswagen CC, N/A
  • Fits 2006-2010 Volkswagen Passat, N/A

Common Cooling System Issues It May Address

  • Leaking radiator tanks or core seams
  • Restricted coolant flow from internal blockage
  • Overheating caused by reduced heat dissipation
  • Damaged inlet or outlet connection points
  • Cooling performance loss from corrosion or age-related wear

Installation Notes and Tips

Verify core dimensions, inlet and outlet diameter, and quick connect style before installation. Confirm the vehicle application against the listed fitment for 2006-2010 Passat, 2009-2012 CC, 2009-2017 Tiguan, and 2017-2018 Tiguan Limited models. Inspect hoses, clamps, and coolant condition during radiator replacement to help ensure a clean installation and proper system operation.

Quality Assurance

TYC manufactures OE-style replacement cooling components with application-specific dimensions and connection types. This part is identified by TYC 18003 and supported by OE and aftermarket cross-reference numbers for straightforward catalog matching.

BrandTYC
Part Number18003
Core MaterialAluminum
Bottom Header2.05x16.5
Core Height (in)15.80
Core Length (in)24.25
Core Thickness (in)1.26
Flow ConfigurationCrossflow
Inlet Connection TypeQuick connect
Inlet Diameter (in)2.76
Outlet Connection TypeQuick connect
Outlet Diameter (in)2.76
Top Header2.05x16.5

This part fits 63 vehicles. Search below:

YearMakeModelSubmodelBody TypeLitersCylindersPositionNotes
2018VolkswagenTiguan LimitedSport Utility2.0LL4N/A
2017VolkswagenTiguanSSport Utility2.0LL4N/A
2017VolkswagenTiguanSELSport Utility2.0LL4N/A
2017VolkswagenTiguanWolfsburg EditionSport Utility2.0LL4N/A
2017VolkswagenTiguanSportSport Utility2.0LL4N/A
2017VolkswagenTiguan LimitedSport Utility2.0LL4N/A
2016VolkswagenTiguanSSport Utility2.0LL4N/A
2016VolkswagenTiguanSELSport Utility2.0LL4N/A
2016VolkswagenTiguanSESport Utility2.0LL4N/A
2016VolkswagenTiguanR-LineSport Utility2.0LL4N/A
2015VolkswagenTiguanSSport Utility2.0LL4N/A
2015VolkswagenTiguanSESport Utility2.0LL4N/A
2015VolkswagenTiguanR-LineSport Utility2.0LL4N/A
2015VolkswagenTiguanSELSport Utility2.0LL4N/A
2014VolkswagenTiguanSSport Utility2.0LL4N/A
2014VolkswagenTiguanSELSport Utility2.0LL4N/A
2014VolkswagenTiguanSESport Utility2.0LL4N/A
2014VolkswagenTiguanR-LineSport Utility2.0LL4N/A
2013VolkswagenTiguanSESport Utility2.0LL4N/A
2013VolkswagenTiguanSSport Utility2.0LL4N/A
2013VolkswagenTiguanSELSport Utility2.0LL4N/A
2012VolkswagenCCR-LineSedan2.0LL4N/A
2012VolkswagenCCSportSedan2.0LL4N/A
2012VolkswagenCCLux PlusSedan2.0LL4N/A
2012VolkswagenCCLuxSedan2.0LL4N/A
2012VolkswagenCCLux LimitedSedan2.0LL4N/A
2012VolkswagenTiguanSSport Utility2.0LL4N/A
2012VolkswagenTiguanSELSport Utility2.0LL4N/A
2012VolkswagenTiguanSESport Utility2.0LL4N/A
2011VolkswagenCCSportSedan2.0LL4N/A
2011VolkswagenCCLuxurySedan2.0LL4N/A
2011VolkswagenCCR-LineSedan2.0LL4N/A
2011VolkswagenTiguanSELSport Utility2.0LL4N/A
2011VolkswagenTiguanSESport Utility2.0LL4N/A
2011VolkswagenTiguanSSport Utility2.0LL4N/A
2010VolkswagenCCSportSedan2.0LL4N/A
2010VolkswagenCCLuxurySedan2.0LL4N/A
2010VolkswagenPassatComfortlineSedan2.0LL4N/A
2010VolkswagenTiguanSELSport Utility2.0LL4N/A
2010VolkswagenTiguanWolfsburg EditionSport Utility2.0LL4N/A
2010VolkswagenTiguanSESport Utility2.0LL4N/A
2010VolkswagenTiguanSSport Utility2.0LL4N/A
2009VolkswagenCCSportSedan2.0LL4N/A
2009VolkswagenCCLuxurySedan2.0LL4N/A
2009VolkswagenPassatHighlineWagon2.0LL4N/A
2009VolkswagenTiguanSELSport Utility2.0LL4N/A
2009VolkswagenTiguanSSport Utility2.0LL4N/A
2009VolkswagenTiguanSESport Utility2.0LL4N/A
2008VolkswagenPassatKomfortWagon2.0LL4N/A
2008VolkswagenPassat2.0TWagon2.0LL4N/A
2008VolkswagenPassatLuxWagon2.0LL4N/A
2008VolkswagenPassatLuxSedan2.0LL4N/A
2008VolkswagenPassatTurboSedan2.0LL4N/A
2008VolkswagenPassatKomfortSedan2.0LL4N/A
2008VolkswagenPassatTurboWagon2.0LL4N/A
2008VolkswagenPassat2.0TSedan2.0LL4N/A
2007VolkswagenPassatValue EditionSedan2.0LL4N/A
2007VolkswagenPassatWolfsburg EditionSedan2.0LL4N/A
2007VolkswagenPassatValue EditionWagon2.0LL4N/A
2007VolkswagenPassat2.0TSedan2.0LL4N/A
2007VolkswagenPassat2.0TWagon2.0LL4N/A
2006VolkswagenPassatValue EditionSedan2.0LL4N/A
2006VolkswagenPassat2.0TSedan2.0LL4N/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:

VW3012100

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