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AUDI A3 Cooling & Heating

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K&N Cabin Air Filters

K&N cabin air filters are replacement upgrades for your vehicle's stock cabin filters with a reusable design that cleans and freshens incoming air. They're electrostatically charged to grab and hold dust particles. These advanced filters help control odors by capturing most mold, mildew, fungus, spores, bacteria, and germs. Best of all, whenever the cabin air filters get dirty, you can simply clean them off and reinstall them in your vehicle.

4.84 out of 5 stars ( 91 )

$47.99


$38.39

URO Parts A/C Pressure Switches

URO Parts A/C pressure switches are designed and tested to provide a long service life. They feature a direct-fit OE replacement design and easy plug-and-play wiring for easy installation. URO Parts A/C pressure switches are manufactured using high-quality polymer and corrosion-resistant metal materials to withstand A/C system heat, while alloy conductors minimize electrical resistance for accurate operation.

Not Yet Reviewed

$21.99

Dorman Coolant Reservoirs

Dorman coolant reservoirs are part of their line of OE solutions for your vehicle. They are quality-made replacements for your worn, cracked, or broken reservoirs. They collect excess coolant to prevent contaminating your engine compartment and the environment.

4.59 out of 5 stars ( 195 )

$31.99

Clearance

Beck/Arnley Water Pumps

Beck/Arnley water pumps are precision-built and balanced OE replacements. They meet or exceed factory specifications, include heavy-duty steel bearings, and are sealed and lubricated for life. The pumps are available in a variety of configurations for fitment on specific vehicles. Beck/Arnley water pumps include the following features: * Designed for OE-fit and performance * Precision-ground shaft and hub accept OE fan clutches perfectly * OE-quality forged housing is specially formed to ensure maximum coolant flow * Unitized seal protects bearings for long life and leak-free performance * Factory-sealed, precision-ground, one-piece bearing assembly

4.17 out of 5 stars ( 12 )

$51.99


$27.50

Clearance

Rein Automotive Thermostat Housings

Rein Automotive thermostat housings provide the fit and performance that the original manufacturer intended, if not better, thanks to their use of quality materials. The included thermostats (where applicable) are temperature-calibrated to have a consistent and precise response that suits the cooling system needs of each vehicle. Rein Automotive thermostat housings originate in molds cast directly from the OEM parts to meet the strict tolerances of the factory specifications, ensuring a smooth installation. Dozens of models are available for vehicles from the 1980s and up.

Not Yet Reviewed

$39.99


$22.50

GMB OE Replacement Water Pumps

GMB OE replacement water pumps are precision-built and balanced to meet or exceed original equipment specifications. They're assembled with heavy-duty steel bearings—and are lubricated and sealed for life. Order the model designed for your vehicle application. All GMB water pumps are factory-tested for quality and include the following features: * High-flow design for long-lasting, efficient cooling * Designed for OE fit and performance * Precision-ground shaft and hub accept OE fan clutches perfectly * OE-quality forged housing is specially formed to ensure maximum coolant flow * Pressed-on impeller increases water flow * Unique no-sealant-required gasket makes installation fast and easy * Unitized seal protects bearings for long life and leak-free performance * Factory-sealed, precision-ground, one-piece bearing assembly

4.36 out of 5 stars ( 535 )

$38.99

$44.99

Universal Air Conditioner Evaporator Cores

Universal Air Conditioner evaporator cores are available in different models, each one is a genuine replacement of the Original Equipment part. All evaporator cores are quality-built to OEM specifications to deliver a superior combination of perfect fit, and high-efficiency function as your factory component to help you restore your vehicle's A/C system back to its proper operation. Order the model recommended for your application. Additional features and benefits: * Helps maintain a desired temperature inside your car * Made of durable materials * Ensures reliable performance * Guarantees high-efficiency * Provides long-lasting service life

3.89 out of 5 stars ( 9 )

$48.99

Beck/Arnley Coolant Thermostats

You always get high-quality replacement parts from Beck/Arnley. Their self-cleaning engine coolant thermostats are constructed from high-quality stainless steel and copper to prevent corrosion and have long-stroke capabilities to provide maximum cooling. They allow your engine to reach operating temperature quickly to reduce oil dilution, fuel consumption, and exhaust emissions. Improve the overall efficiency of your heating system with Beck/Arnley coolant thermostats.

4.09 out of 5 stars ( 11 )

$40.99

$41.99

Universal Air Conditioner Pressure Switches

The pressure switch controls the on/off function of the A/C compressor, the unit that pumps refrigerant through the system. You can make sure you stay cool by replacing failing switches with a new one from UAC. Universal Air Conditioner pressure switches will maintain the proper operation of your air conditioning system to keep producing cold air.

4.25 out of 5 stars ( 4 )

$32.99

Dorman Thermostat Housings

Replace your stock thermostat housing with new parts from Dorman. These quality replacement components offer solution upgrades for your coolant system, and they are available for several applications. Don't wait for your engine to overheat or for the check engine light to illuminate--upgrade to reliable, OE-fitting thermostat housings from Dorman.

4.22 out of 5 stars ( 183 )

$46.99

Rein Automotive OE Quality Thermostat Inserts

Rein Automotive OE-quality thermostat inserts install, fit, and perform the way the original manufacturer intended. This ensures a smooth and easy installation, just as one would expect to find with OE quality. These inserts are designed to meet or exceed the OE materials used and are produced with high-quality metals and components to ensure proper durability and service life. The thermostats are temperature calibrated to have a consistent and precise response suiting cooling system needs. Rein's quality thermostat inserts aim to provide the professional repair technician and vehicle owner peace of mind and trust that is expected from an OE-quality component.

Not Yet Reviewed

$25.99

URO Parts Water Pumps

URO Parts water pumps are a portion their line of cooling system components that includes hoses, water pumps, fan clutches, fan bearing housings, expansion tanks, and more. They are designed to outperform and outlast other European brands. Every URO manufacturing facility is ISO 9000 certified; plus, all URO Parts water pumps undergo intensive testing and inspection to make certain that each part meets or exceeds OE standards for fit, function, and design. The quality, performance, and durability of URO Parts water pumps is so outstanding that they sell some directly to prestigious European makes as the OEM supplier. Order the replacement recommended for your make/model application.

5.0 out of 5 stars ( 1 )

$28.99

$32.99

Holstein Parts Blower Motor Resistors

Holstein Parts blower motor resistors offer superior coverage for many domestic and import vehicle applications. The blower motor resistor is an electrical component that is a part of the vehicle's interior heating and air conditioning system. A failed blower motor resistor can cause issues with the entire heating and air conditioning system's operation. Holstein Parts uses only the highest quality materials and engineering for truly built parts to match or exceed the OEM parts to help restore proper function. Select the Holstein blower motor resister model designed to fit your application needs.

Not Yet Reviewed

$24.99

Universal Air Conditioner Air Conditioner System Seal Kits

Universal Air Conditioner offers Rapid Seal O-ring kits for air conditioner systems found in many vehicles—including a variety of Ford, Lincoln, Mercury, and Jaguar models from the 1980s and up. Each kit includes dozens of rubber O-rings in different sizes to facilitate your rebuild or sealing maintenance.

Not Yet Reviewed

$42.99

URO Parts Auxiliary Cooling Fan Assemblies

URO Parts auxiliary cooling fan assemblies are actually essential for your engine's performance. Providing better choices for your European vehicle, URO fans are designed and manufactured to the highest standards in precision, materials, and workmanship—to deliver parts that will fit and function properly. URO auxiliary cooling fan assemblies will efficiently turn on when needed and effectively force air through your radiator, maintaining optimal performance of your car's engine and components. Order the model recommended for your application.

5.0 out of 5 stars ( 1 )

$47.99

Universal Air Conditioner Heater Cores

Universal Air Conditioner heater cores are designed to provide warm air in the cabin on cold days—warm coolant from the engine passes through the heater core and the blower motor moves air over its heated fins and through your vents. With age, a heater core can leak or become clogged. Some signs of a blocked heater core may be that you notice a sweet smell in the vents, the heater isn't warming up, or the windows aren't defrosting. Finding coolant on the vehicle's floor or below the cabin are also signs of a leaking heater core. Flushing a heater core may clear a blockage, but a leaky heater core must be replaced. UAC heater cores are a genuine replacement, with the fit of an Original Equipment part. Order the heater core model recommended for your vehicle application.

5.0 out of 5 stars ( 3 )

$43.99

URO Parts Thermostat Housings and Coolant Flanges

URO Parts thermostat housings and coolant flanges are an important part of their line of cooling system parts that also includes thermostat housing caps, hose connectors, and seats. They offer aluminum thermostat housings that are an upgrade from weak plastic OE components that frequently warp, crack, and leak due to high underhood temperatures. URO Parts thermostat housings and coolant flanges meet or exceed OEM standards, including those of prestigious European auto makers.

1.0 out of 5 stars ( 1 )

$24.99

Denso Air Conditioning Expansion Valves

Expansion valves separate the low (suction) and high (discharge) sides of an A/C system, regulating the flow of liquid refrigerant through the evaporator. Denso air conditioning expansion valves are critical components for the proper functioning of many air conditioning systems. If the calibration is incorrect, the evaporator may stop exchanging heat properly or even freeze up, which can cause expensive damage. With decades of expertise in engineering A/C components and systems for the world's automakers; look to Denso for the correct expansion valve. Additional features and benefits of Denso air conditioning expansion valves include: * Precision-built for precise refrigerant flow * Excellent reliability for better evaporator control * Consistent A/C operation * Improved operation in traffic * Reduced outlet condensation

5.0 out of 5 stars ( 2 )

$32.99

Rein Automotive OE Quality Expansion Tanks

Rein Automotive OE-quality expansion tanks install, fit and perform the way the original manufacturer intended. They're designed to match or exceed the factory materials used—produced from virgin plastic with no regrind to prevent cracking from heat cycles and ensure the plastic is durable for a long service life. These engine coolant reservoirs are available in a wide range of sizes and configurations. Order the replacement model recommended for your vehicle.

Not Yet Reviewed

$29.99

Four Seasons Water Necks

Four Seasons water necks are offered in a wide selection for most popular import and domestic vehicles. These water necks include the necessary gaskets or O-rings where applicable.

3.84 out of 5 stars ( 254 )

$20.99

URO Parts Fluid Coolers

URO Parts fluid coolers are an important part of their extensive line of cooling system components that includes both engine oil and automatic transmission coolers. Available for a wide variety of European makes and models, URO Parts fluid coolers are carefully designed and precision-manufactured for high-efficiency, extra strength, and durability. They fit and perform just like OE fluid coolers, but without the exorbitant price tag.

Not Yet Reviewed

$49.99

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