HomeBelts and Cooling > Thermostat and HousingFacet 7.8668 Engine Coolant Thermostat Kit
Part #: 7.8668

Facet 7.8668 Engine Coolant Thermostat Kit

⚙️ 13 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, A4 and A4 Quattro
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Reliable Engine Coolant Thermostat Kit for Audi A4 Models

The Facet 7.8668 Engine Coolant Thermostat Kit is designed specifically for Audi A4 and A4 Quattro vehicles. This thermostat kit ensures precise temperature regulation for optimal engine performance and efficient cooling system operation.

  • Compatible with Audi A4 and A4 Quattro models
  • Includes all necessary components for thermostat replacement
  • Engineered to maintain accurate coolant flow and temperature control
  • Durable construction for long-lasting performance
  • Part number 7.8668 for easy identification and fitment

Product Details and Specifications

The Facet 7.8668 Engine Coolant Thermostat Kit is a critical component in the cooling system of Audi A4 and A4 Quattro vehicles. It regulates the flow of coolant to maintain the engine at the correct operating temperature, preventing overheating and ensuring efficient fuel consumption. This kit includes the thermostat and housing components necessary for a complete replacement, designed to meet or exceed OEM standards. The precise fitment for Audi A4 models guarantees compatibility and reliable operation.

Common Applications and Problem Resolution

  • Prevents engine overheating by regulating coolant temperature
  • Resolves issues with inconsistent engine temperature readings
  • Eliminates coolant leaks caused by faulty thermostat housing
  • Improves engine warm-up time and overall efficiency
  • Addresses thermostat sticking or failure symptoms

Installation Notes and Tips

  • Ensure the engine is cool before beginning installation
  • Drain the coolant system to avoid spills and contamination
  • Replace gasket or seals included in the kit to prevent leaks
  • Follow vehicle-specific torque specifications for housing bolts
  • Refill and bleed the cooling system after installation to remove air pockets

Quality Assurance and Warranty Information

Facet manufactures the 7.8668 Engine Coolant Thermostat Kit to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details may vary, Facet products typically come with a limited warranty against defects in materials and workmanship. This provides confidence in the longevity and function of the thermostat kit when installed in compatible Audi A4 and A4 Quattro vehicles.

This part fits 13 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2009AudiA4CabrioletN/AIncl.Gasket,Housing and Thermostat
2009AudiA4 QuattroCabriolet2.0LL4N/AIncl.Gasket,Housing and Thermostat
2008AudiA42.0LL4N/A
2008AudiA43.2LV6N/A
2008AudiA4 Quattro2.0LL4N/A
2007AudiA43.2LV6N/A
2007AudiA42.0LL4N/A
2007AudiA4 Quattro2.0LL4N/A
2006AudiA42.0LL4N/A
2006AudiA43.2LV6N/A
2006AudiA4 Quattro2.0LL4N/A
2005AudiA42.0LL4N/A
2005AudiA4 Quattro2.0LL4N/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:

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