HomeBelts and Cooling > Radiators, Coolers and Related ComponentsRein EPT0155 Engine Coolant Reservoir
Part #: EPT0155

Rein EPT0155 Engine Coolant Reservoir

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⚙️ 10 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: Audi, Q5, S5, A4 Quattro, and A5 Quattro
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Engine Coolant Reservoir for Audi Vehicles

The Rein EPT0155 engine coolant reservoir is designed specifically for select Audi models, including the A4 Quattro, A5 Quattro, Q5, and S5. Engineered to meet or exceed original equipment specifications, this expansion tank ensures consistent performance and durability under demanding conditions.

Key Features of Rein EPT0155 Expansion Tank

  • Manufactured from virgin plastic that meets or exceeds OE standards
  • Resistant to cracking and wear caused by repeated heat cycles
  • Direct fitment for easy installation on compatible Audi models
  • Produced under strict engineering standards for reliable operation
  • Grey color container designed for durability and heat resistance

Detailed Product Description

The Rein EPT0155 engine coolant reservoir is an application-specific component tailored for Audi A4 Quattro, A5 Quattro, Q5, and S5 models. Constructed from high-quality virgin plastic, this expansion tank withstands the thermal stresses associated with engine heat cycles, reducing the risk of cracking and coolant leakage. Its direct fit design allows for straightforward replacement without modification, maintaining the integrity of the vehicle's cooling system. The tank's dimensions (approximately 12.59 inches in length, 11.81 inches in width, and 6.3 inches in height) and weight (2.15 lbs) align with OEM specifications to ensure proper fit and function.

Common Issues Addressed by This Coolant Reservoir

  • Cracking or leaking due to heat cycle fatigue
  • Coolant loss resulting from damaged or worn expansion tanks
  • Overheating caused by insufficient coolant containment
  • Difficulty in installation with non-OE replacement parts
  • Premature wear from substandard plastic materials

Installation Notes and Tips

The Rein EPT0155 is designed for direct replacement on compatible Audi models, allowing for a straightforward installation process. While installation instructions and hardware are not included, professional installation or consultation of the vehicle’s service manual is recommended to ensure proper fitment and secure connections. Verify compatibility with your specific Audi model before installation.

Quality Assurance and Warranty Information

Produced to meet strict engineering standards, the Rein EPT0155 expansion tank offers reliable performance consistent with OE quality. Manufactured in China, this component undergoes quality control to ensure durability and resistance to heat-related wear. Warranty details should be confirmed with the distributor or installer, as they may vary.

BrandRein
Part NumberEPT0155
Application TypeApplicationSpecific
ColorGrey
Container TypeBX
Country of OriginCN
Installation Instructions IncludedNo
Is the Installation Hardware IncludedNo
Item Height6.3000
Item Length12.5900
Item Level GTIN888544069024
Item Qty1
Item UOMEA
Item Weight2.1500
Item Weight Unit UOMLB
Item Width11.8100
Link to Manufacturer Pagewww.reinautomotive.com
Product Desc Extended 240Rein OE quality expansion tanks are designed to handle heat cycles and resist cracking. These tanks are produced from virgin plastic with no regrind to ensure the plastic is durable and will have a long service life.
Product Desc Invoice 40Rein Expansion Tank
Product Desc Long 80Rein OE Quality Expansion Tank
Product Desc Short 20Expansion Tank

This part fits 10 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersFuel TypePositionNotes
2016AudiQ53.0LV6DIESELN/A
2015AudiQ53.0LV6DIESELN/A
2014AudiQ53.0LV6DIESELN/A
2012AudiS54.2LV8N/A
2011AudiS54.2LV8N/A
2010AudiS54.2LV8N/A
2009AudiA4 QuattroSedan3.2LV6N/ATo 3/29/08
2009AudiS54.2LV8N/A
2008AudiA5 Quattro3.2LV6N/ATo 3/11/08
2008AudiS54.2LV8N/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:

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