
Calorstat by Vernet Thermostat 87° - A4 A6 Passat 2.5 TDI | Quality Engine Cooling
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In stock now — leaves the warehouse in 1–2 business days
Fitment
Listed for A4, A6, Passat
Check this part against your vehicle
Options come from the vehicles named on the parts we stock.
Product details
Experience optimal engine performance with the Calorstat by Vernet TH5902.87J Thermostat, designed specifically for Audi A4, Audi A6, and Volkswagen Passat 2.5 TDI models from 1996. This thermostat efficiently regulates coolant temperature to ensure your engine runs smoothly under various driving conditions.
Key Benefits:
- Maintains an optimal opening temperature of 87°C (188.6°F), contributing to engine longevity and performance.
- Includes a gasket for easy installation and compatibility.
- Crafted with precision for a perfect fit in your vehicle.
Technical Specifications:
- Opening Temperature: 87°C (188.6°F)
- Diameter 1: 67.0 mm (2.64 in)
- Diameter 2: 35.0 mm (1.38 in)
- Height 1: 25.5 mm (1.01 in)
- Height 2: 7.5 mm (0.30 in)
Installation is straightforward: simply replace the old thermostat with the Calorstat unit using the included gasket. Ensure to check all connections for leaks post-installation.
Checking fitment
Match the part number above against the part you are replacing, or check the models and engines named on this page against your vehicle. If the number matches, the part matches.
Shipping
Orders leave the warehouse in 1–2 business days. Free shipping on every US order.
Returns & warranty
30 days to return an unused part in its original packaging. Manufacturer warranty of 12 months against defects.









