Part #: 2034

One Stop Solutions 2034 Radiator

27 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 and Audi, Passat, S4, A4, and A4 Quattro
Easy Returns — Return within 60 days for a full refund
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Reliable Radiator Replacement for Audi and Volkswagen Models

The One Stop Solutions radiator part number 2034 is designed specifically for Audi A4, A4 Quattro, Passat, and S4 vehicles. Engineered to meet OE performance standards, this radiator ensures efficient cooling and durability for your vehicle's engine and transmission system.

  • Hassle free installation with drop-in fit, form, and function
  • Includes a plated transmission oil cooler for enhanced transmission cooling
  • Core dimensions: 24 7/8" height, 15 11/16" width, and 1-1/4" thickness
  • Constructed with premium grade plastic tanks and PA core material
  • Crossflow design for optimized coolant flow and heat dissipation
  • All components fitted and torqued to factory specifications
  • 100% tested up to three times during production for quality assurance

Detailed Radiator Specifications and Features

This radiator features a single-row core with a crossflow configuration, measuring 24 7/8 inches in height and 15 11/16 inches in width. The core thickness is 1-1/4 inches, constructed from durable PA material, while the tanks are made from high-quality plastic. Both the inlet and outlet diameters are 1 1/4 inches, with header lengths of 16 3/8 inches and header widths of 2 1/16 inches. The radiator includes a plated transmission oil cooler with fittings spaced 11 13/16 inches apart, enhancing transmission fluid cooling without the need for an engine oil cooler. This design addresses common cooling challenges in Audi A4, A4 Quattro, Passat, and S4 models.

Common Applications and Problem Solving

  • Replaces faulty or leaking radiators in Audi and Volkswagen vehicles
  • Resolves overheating issues caused by inefficient cooling systems
  • Addresses transmission fluid overheating with integrated oil cooler
  • Eliminates coolant leaks due to cracked or damaged plastic tanks
  • Improves engine performance by maintaining optimal operating temperatures

Installation Notes and Tips

Installation of the One Stop Solutions radiator 2034 is straightforward due to its drop-in design. Ensure all fittings and hoses are properly connected and torqued to factory specifications. The radiator does not include a cap, so reuse the existing cap or source a compatible replacement. Verify the transmission oil cooler connections are secure to prevent leaks. It is recommended to flush the cooling system before installation to remove any debris or contaminants.

Quality Assurance and Warranty Information

Each radiator undergoes rigorous testing up to three times during production to ensure reliability and performance. Components such as tubes, fins, headers, and tanks are manufactured from premium materials and assembled to meet factory standards. While specific warranty details are not provided, One Stop Solutions products are engineered to provide consistent OE-level performance and durability for Audi and Volkswagen vehicles.

BrandOne Stop Solutions
Part Number2034
Cap IncludedNO
Core Height24 7/8
Core MaterialPA
Core Row Quantity1
Core Thickness1-1/4
Core Thickness32
Core Width15 11/16
Down Flow Or Cross Flow TypeCROSSFLOW
Engine Oil Cooler IncludedNO
Engine Oil Cooler TypeNONE
Inlet Diameter1 1/4
Inlet Header Length16 3/8
Inlet Header Width2 1/16
Outlet Diameter1 1/4
Outlet Header Length16 3/8
Outlet Header Width2 1/16
Tank MaterialPLASTIC
Transmission Oil Cooler Distance between Fittings11 13/16
Transmission Oil Cooler IncludedYES
Transmission Oil Cooler TypePLATED

This part fits 27 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2005VolkswagenPassatAutomatic1.8LL4N/A
2005VolkswagenPassat2.0LL4N/A
2004VolkswagenPassatAutomatic1.8LL4N/A
2004VolkswagenPassat2.0LL4N/A
2003VolkswagenPassatAutomatic1.8LL4N/A
2002AudiS4Automatic2.7LV6N/A
2002VolkswagenPassatAutomatic1.8LL4N/A
2001AudiA4Automatic1.8LL4N/A
2001AudiA4 QuattroAutomatic1.8LL4N/A
2001AudiS4Automatic2.7LV6N/A
2001VolkswagenPassatAutomatic1.8LL4N/A
2000AudiA4Automatic1.8LL4N/A
2000AudiA4 QuattroAutomatic1.8LL4N/A
2000AudiS4Automatic2.7LV6N/A
2000VolkswagenPassatAutomatic1.8LL4N/A
1999AudiA4Automatic1.8LL4N/A
1999AudiA4 QuattroAutomatic1.8LL4N/A
1999VolkswagenPassatAutomatic1.8LL4N/A
1998AudiA4Automatic1.8LL4N/A
1998AudiA4 QuattroAutomatic1.8LL4N/A
1998VolkswagenPassatAutomatic1.8LL4N/A
1997AudiA4Automatic1.8LL4N/A
1997AudiA4Automatic2.8LV6N/A
1997AudiA4 QuattroAutomatic1.8LL4N/A
1997AudiA4 QuattroAutomatic2.8LV6N/A
1996AudiA4Automatic2.8LV6N/AFROM VIN T210001
1996AudiA4 QuattroAutomatic2.8LV6N/AFROM VIN T210001

* 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:

52950480120348D0121251BCA2034CU2034

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