Calorstat WF0057 Engine Coolant Thermostat Housing - Left

Engine Coolant Thermostat Housing for Volkswagen and Audi

Calorstat WF0057 is an engine coolant thermostat housing for select Volkswagen and Audi applications. It is a direct-fit cooling system replacement for vehicles that use the listed housing configuration, including Volkswagen Jetta, Golf, Beetle, GTI, Golf City, Jetta City, and Audi TT models.

Key Features

• Engine coolant thermostat housing for the cooling system
• Fits select Volkswagen Jetta, Golf, Beetle, GTI, Golf City, and Jetta City applications
• Fits select Audi TT and TT Quattro applications
• OE supplier context noted for Volkswagen and Audi applications
• Part number WF0057 for catalog and cross-reference lookup

Fitment Details

• Fits 2011-2015 Volkswagen Jetta, N/A
• Fits 1999 Volkswagen Jetta, N/A
• Fits 2007-2010 Volkswagen Golf City, N/A
• Fits 2007-2009 Volkswagen Jetta City, N/A
• Fits 2006-2007 Volkswagen GTI, N/A
• Fits 2000-2006 Audi TT, N/A
• Fits 2000-2006 Audi TT Quattro, N/A
• Fits 1998-2006 Volkswagen Beetle, N/A
• Fits 2000-2006 Volkswagen Golf, Left
• Fits 2000-2005 Volkswagen Jetta, Left
• Fits 1999 Volkswagen Golf, N/A

What It Helps Address

• Coolant leaks at the thermostat housing
• Cracked or warped housing surfaces
• Overheating caused by housing failure
• Coolant loss from a damaged sealing area
• Temperature control issues tied to a worn housing assembly

Installation Notes

Verify engine code, housing style, and position before ordering. This listing includes left-position applications where specified, so match the vehicle’s original layout to the catalog fitment. Use new coolant and follow the manufacturer’s service procedure when replacing the housing.

Quality Assurance

Calorstat WF0057 is listed with OE supplier context for Volkswagen and Audi applications. This part cross-references Genuine (e.g., 06A121121C) for the same application.