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Dorman 902-991 Engine Coolant Thermostat Housing Assembly

(Audi S4 2005, A4 Quattro 1999-2001, 2005-08, A4 1997-2001, 2005-08; Porsche 911 1975-83; Volkswagen Passat 1999-2005, Transporter 1968-72 + 44 more models)

Part of: Dorman Engine Coolant Thermostat Housing Assembly

Other options in this family: Dorman 902-319 Dorman 902-852 Dorman 902-860 Dorman 902-692 Dorman 902-3035

Manufacturer

Picture for manufacturer Dorman

Part Number

902-991
12 reviews
Sale Price

$7.82

1 left at this price

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Usually delivered within 2 days

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Live-in-stock inventory

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Fitment guaranteed

Fitment guaranteed

Product Details

The Dorman 902-991 Engine Coolant Thermostat Housing is a direct replacement component designed to restore proper coolant flow and temperature regulation in your engine's cooling system. This housing assembly provides a secure mounting point for the thermostat while directing coolant through the engine block.

Key Features:

  • Direct-fit replacement for original equipment on specific vehicle applications
  • Engineered to meet or exceed OEM specifications for reliable performance
  • Durable construction designed to withstand engine heat and coolant exposure
  • Helps prevent coolant leaks and maintains proper operating temperature
  • Rigorous quality testing ensures proper fit and long service life

Dorman is a trusted manufacturer of automotive replacement parts, offering reliable solutions for cooling system repairs. This thermostat housing is designed for straightforward installation to help get your vehicle back on the road quickly.

Products specifications

Fits

Audi S4 2005, A4 Quattro 1999-2001, 2005-08, A4 1997-2001, 2005-08; Porsche 911 1975-83; Volkswagen Passat 1999-2005, Transporter 1968-72; Alfa Romeo Spider 1969-94, GT Veloce 1969-74, Berlina 1969-74, Montreal 1971-75 + 40 more models

Feature - Benefit 1

Direct replacement for a proper fit every time

Feature - Benefit 2

Hoses slide on for easy installation

Feature - Benefit 3

High-quality plastic or metal construction

Feature - Benefit 4

Includes all hardware necessary for a complete repair (where applicable)

Air Vent (Bleeder Valve)

No

Gasket Or Seal Included

Yes

O Rings Included

Yes

Thermostat Included

No

Material

Plastic

Bolts Included

No

Mounting Hole Quantity

2

Housing Neck Angle (°)

45 Degrees From Base

Color

Black

Mounting Hole Diameter

0.313

Package Contents

Water Outlet; O-ring

A little slow at the server to place the order.

Just needed a belt

So far so good

Great

Great Prices way cheaper than ebay or amazon great selection of products.

Quick

Easy to work with.

Great items, good prices, fast shipping!

So far so good!

Great seller! Best price on the item I was looking to buy. Fast shipping too!

Easy

I haven't received my order yet but I am satisfied at how fast the order was processed and shipped. The website was very easy to navigate and best of all the prices were hard to beat. I believe I will be visiting this site again.

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