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Audi A4 Thermostat

We stock Genuine OEM Audi® Thermostat for your Audi A4. OEM thermostats are designed and manufactured to fit and function perfectly with your specific make and model of vehicle. They are designed to regulate the flow of coolant through your engine, ensuring that your engine operates at the correct temperature range. A malfunctioning thermostat can cause overheating, poor fuel efficiency, and potential engine damage, so replacing it with an OEM part can ensure optimal performance and reliability. Additionally, using an OEM thermostat can help ensure that the part is covered under the manufacturer's warranty. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.

78133061 - : 1990-1999 Audi - Manifold Gasket for Audi Image

1990-1999 Audi - Manifold Gasket

A4. All models. 100 series. Upper. Manual trans. Cabriolet. A6/S6. 90. With Quattro.
Backordered
N91089601 - : 2014-2018 Audi - Engine Intake Manifold Bolt for Audi Image

2014-2018 Audi - Engine Intake Manifold Bolt

Bolt. 1.4L.
$2.56
MSRP $3.82
Save $1.26
33% Off
WHT004973 - : Engine Coolant Pipe O-Ring for Audi Image

Engine Coolant Pipe O-Ring

18 x 3mm. Engine code: dnvb or dywa. Engine code: dsfa. 2.0L, main. Engine code: dsfd.
$0.84
MSRP $1.26
Save $0.42
33.3% Off
357121140 - : Plug for Audi Image

Plug

3.0L. 1.8L. 3.2L, feed. 3.2L, main.
$8.48
MSRP $13.14
Save $4.66
35.5% Off
N0160276 - : Plug for Audi Image

Plug

$3.38
MSRP $5.03
Save $1.65
32.8% Off
WHT000355 - : Engine Cover Stud for Audi Image

Engine Cover Stud

2.0L. 4.0L. 3.2L. 6.3L.
$10.31
MSRP $15.98
Save $5.67
35.5% Off
6B145917 - : 2004-2024 Audi - Connector Hose Clamp for Audi Image

2004-2024 Audi - Connector Hose Clamp

$7.20
MSRP $11.15
Save $3.95
35.4% Off
N91096901 - : 2016-2025 Audi - Accessory Drive Belt Cover Screw for Audi Image

2016-2025 Audi - Accessory Drive Belt Cover Screw

2017-2019. 2.0L 2020-24 40 tsfi. 2021-25. 2017-20. 2.0L, 2016-18. Rear. Convertible, 2.0L, main. 2.0L 2020-25 45 tsfi.
$0.55
MSRP $0.82
Save $0.27
32.9% Off
N90765301 - : Radiator Coolant Hose Seal for Audi Image

Radiator Coolant Hose Seal

$1.76
MSRP $2.62
Save $0.86
32.8% Off
1J0121142 - : Radiator Coolant Hose C-Clip for Audi Image

Radiator Coolant Hose C-Clip

$4.33
MSRP $6.47
Save $2.14
33.1% Off
N90316802 - : Engine Coolant Temperature Sensor O-Ring for Audi Image

Engine Coolant Temperature Sensor O-Ring

$2.95
MSRP $4.39
Save $1.44
32.8% Off
N10196103 - : Oil Cooler Bolt for Audi Image

Oil Cooler Bolt

$2.64
MSRP $3.94
Save $1.30
33% Off

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