HomeBelts and Cooling > Hoses and PipesRein CHE0450 Engine Coolant Hose - Auxiliary Water Pump (Inlet) To Connector
Part #: CHE0450

Rein CHE0450 Engine Coolant Hose - Auxiliary Water Pump (Inlet) To Connector

Auxiliary Water Pump (Inlet) To Connector
⚙️ 21 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Volkswagen and Audi, Golf R, TTS Quattro, TT, Eos, A3, A3 Quattro, GTI, and Jetta
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Reliable Engine Coolant Hose for Audi and Volkswagen Models

The Rein CHE0450 engine coolant hose is designed specifically for select Audi and Volkswagen vehicles, including the A3, A3 Quattro, Eos, Golf R, GTI, Jetta, TT, and TTS Quattro. Engineered to reduce installation time and prevent leaks, this hose offers a precise fit without the need for cutting or adjustments.

Key Features of Rein CHE0450 Engine Coolant Hose

  • Application specific design for accurate fitment on Audi and Volkswagen models
  • Reduces installation time with no cutting, refitting, or adjusting required
  • Prevents leaks and eliminates issues from reusing old quick connectors
  • Constructed from heat, salt, oil, and road debris resistant rubber
  • Centerline length of 25.59 inches (64.9986 cm) ensures proper routing
  • Black single hose with precise inside and outside diameters for secure connections

Detailed Product Description

The Rein CHE0450 engine coolant hose is manufactured from durable rubber material designed to withstand harsh automotive environments. Its resistance to heat, salt, oil, and road contaminants ensures long-lasting performance in the cooling system. The hose’s precise dimensions, including an 18.54-inch inside diameter on one end and 19.01 inches on the other, provide a secure and leak-free connection. This hose is application specific, eliminating the need for modifications during installation and reducing the risk of coolant leaks caused by improper fitment or reused connectors.

Common Issues Addressed by Rein CHE0450 Hose

  • Coolant leaks due to worn or damaged hoses
  • Installation delays caused by hoses requiring cutting or adjustment
  • Leaks from reusing old quick connectors
  • Hose degradation from exposure to heat, oil, and road debris
  • Improper hose fitment leading to cooling system inefficiency

Installation Notes and Tips

Installation of the Rein CHE0450 hose is straightforward due to its application-specific design. No cutting, refitting, or adjusting is necessary, which helps reduce labor time. Ensure that old quick connectors are replaced to prevent leaks. Verify hose orientation and connection points before securing clamps. Using the correct tools to tighten clamps will help maintain a secure seal without damaging the hose.

Quality Assurance and Warranty

Rein manufactures the CHE0450 engine coolant hose to meet OEM specifications for Audi and Volkswagen vehicles. The hose undergoes rigorous quality control to ensure durability and performance under demanding conditions. While specific warranty details are not provided, Rein products typically come with manufacturer-backed quality assurance to support reliable operation in the vehicle’s cooling system.

BrandRein
Part NumberCHE0450
Application TypeApplication Specific
Centerline Length Inches25.5900
Centerline Length Metric64.9986000
ColorBlack
Container TypeBG
Country of OriginTR
Hose End 1 Inside Diameter Inches18.5400
Hose End 1 Inside Diameter Metric47.0916000
Hose End 1 Outside Diameter Inches18.8200
Hose End 1 Outside Diameter Metric47.8028000
Hose End 2 Inside Diameter Inches19.0100
Hose End 2 Inside Diameter Metric48.2854000
Hose End 2 Outside Diameter Inches18.5100
Hose End 2 Outside Diameter Metric47.0154000
Hose End 3 Inside Diameter Inches0.0000
Hose End 3 Inside Diameter Metric0.0000000
Hose End 4 Inside Diameter Inches0.0000
Hose End 4 Inside Diameter Metric0.0000000
Hose End 5 Inside Diameter Inches0.0000
Hose End 5 Inside Diameter Metric0.0000000
Hose MaterialRubber
Hose TypeSingle
Item Height1.2500
Item Length17.2500
Item Level GTIN843266071274
Item Qty1
Item UOMEA
Item Weight0.5450
Item Weight Unit UOMLB
Item Width12.5000
Link to Manufacturer Pagewww.reinautomotive.com
Maximum Working Pressure0.0000
Product Desc Extended 240Rein OE Quality water hoses are designed to be direct replacements for OE hoses and assemblies. Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings as called for by the OE
Product Desc Invoice 40Rein Water Hose
Product Desc Long 80Rein OE Quality Water Hose
Product Desc Short 20Water Hose

This part fits 21 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013VolkswagenGolf R2.0LL4Auxiliary Water Pump (Inlet) To Connector
2012VolkswagenGolf R2.0LL4Auxiliary Water Pump (Inlet) To Connector
2010AudiTTS Quattro2.0LL4Auxiliary Water Pump (Inlet) To Connector
2009AudiTT2.0LL4Auxiliary Water Pump (Inlet) To Connector
2009AudiTTS Quattro2.0LL4Auxiliary Water Pump (Inlet) To Connector
2009VolkswagenEos2.0LL4Auxiliary Water Pump (Inlet) To Connector
2008AudiA32.0LL4Auxiliary Water Pump (Inlet) To Connector
2008AudiA3 Quattro2.0LL4Auxiliary Water Pump (Inlet) To Connector
2008AudiTT2.0LL4Auxiliary Water Pump (Inlet) To Connector
2008VolkswagenEos2.0LL4Auxiliary Water Pump (Inlet) To Connector
2008VolkswagenGTI2.0LL4Auxiliary Water Pump (Inlet) To Connector
2008VolkswagenJetta2.0LL4Auxiliary Water Pump (Inlet) To Connector
2007AudiA32.0LL4Auxiliary Water Pump (Inlet) To Connector
2007AudiA3 Quattro2.0LL4Auxiliary Water Pump (Inlet) To Connector
2007VolkswagenEos2.0LL4Auxiliary Water Pump (Inlet) To Connector
2007VolkswagenGTI2.0LL4Auxiliary Water Pump (Inlet) To Connector
2007VolkswagenJetta2.0LL4Auxiliary Water Pump (Inlet) To Connector
2006AudiA32.0LL4Auxiliary Water Pump (Inlet) To Connector
2006AudiA3 Quattro2.0LL4Auxiliary Water Pump (Inlet) To Connector
2006VolkswagenGTI2.0LL4Auxiliary Water Pump (Inlet) To Connector
2006VolkswagenJetta2.0LL4Auxiliary Water Pump (Inlet) To Connector

* 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:

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