
Vernet Opel Astra G 1.7 Diesel Thermostat
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In stock now — leaves the warehouse in 1–2 business days
Fitment
Listed for Astra
Check this part against your vehicle
Options come from the vehicles named on the parts we stock.
Product details
Keep your Opel Astra G running smoothly with the Vernet TH6858.89J Diesel Thermostat, designed specifically for the Y17DT 1.7 diesel engine. This premium thermostat ensures optimal engine performance, maintaining the perfect engine temperature for a fuel-efficient drive. Made from high-grade materials, this Vernet product guarantees reliability and durability, making it an essential part of your vehicle's cooling system.
Key Benefits:
- Precision design for perfect fit and function on Opel Astra G models
- Helps maintain proper engine temperature
- Durable construction for long-lasting performance
- Easy installation for mechanics and DIY car enthusiasts
Specifications:
- Model: TH6858.89J
- Compatibility: Opel Astra G Y17DT, 1.7 Diesel Engine
Installation Instructions: To install the thermostat, locate the housing unit within your vehicle’s engine compartment, remove any necessary components for access, and replace the old thermostat with the new Vernet unit. Ensure all seals are properly fitted to prevent leaks.
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.









