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Wahler 06D-121-111G Engine Coolant Thermostat Housing Assembly with O-Ring

Manufacturer

Part Number

06D-121-111 G
Sale Price

$22.29

In Stock (10)

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Usually delivered within 2 days

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Fitment guaranteed

Product Details

The Wahler 06D-121-111G is a complete engine coolant thermostat housing assembly designed to OEM specifications. This kit includes the thermostat unit, housing, and sealing gasket/O-ring — everything needed for a full thermostat replacement in one package.

The thermostat plays a critical role in engine temperature management. It remains closed during cold starts to accelerate engine warm-up, then opens at 87°C (188°F) to allow coolant to circulate through the radiator and maintain optimal operating temperature. A failed thermostat can result in engine overheating or insufficient cabin heat.

Key Features:

  • Complete assembly: includes thermostat, housing, and sealing O-ring/gasket
  • Opens at 87°C (188°F) for precise coolant flow regulation
  • Plastic thermostat housing construction
  • Meets OEM specifications — direct replacement, no modification required
  • Cross-references OEM part numbers across Audi, Volkswagen, SEAT, Skoda, and CUPRA platforms
  • Commonly serviced during timing belt replacement intervals

OEM Part Number Cross-Reference: 06D121111G / 06D-121-111-G / 6D121111G

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shopping from thmotorsports was an easy, enjoyable process. The items came fairly quick and were exactly what the product looked like while shopping.

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THMotorsports always has the lowest prices and shipping. Just completed my second order with them and will continue to purchase from them. Shipping on first order was quick and left their building the day after ordering.

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