2003 Audi A4 Cooling and Climate Controls

Essential 2003 Audi A4 Cooling and Climate Controls

Rein – Relay (Part No.ELR0054)

Relay

from

$21.99
Electrical parts control all aspects of vehicles on the road today. Replacing these components when they are starting to fail will ensure your vehicle has maximum performance and fuel economy. This is why Rein Automotive electrical parts are application specific and match the design and function of the OE parts.

Product Features:
  • Tested to ensure maximum performance
  • Manufactured to strict engineering standards/specifications in materials and tolerances
  • Long life and durability
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NRF B.V. – Heater Core (Part No.R3000137539NRF)

Heater Core

from

$48.90
NRF B.V. manufactures a direct fit Heater Core that guarantees OEM quality, fit and performance.

Product Features:
  • OEM Quality Direct fit Application
  • Meets or exceeds OEM specifications.
  • Utilizes the factory style mounts, connectors and fittings.
  • Provides exceptional reliability.
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Dorman – Radiator Fan Control Module (Part No.902-436)

Radiator Fan Control Module

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$246.99
This engine cooling fan module is designed to match the fit and function of the original module on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine cooling fan module is designed to match the fit and function of the original module on specified applications
  • Ideal solution – this module is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction
  • Durable construction – this part is made from quality materials to ensure reliable performance and a long service life
  • Trustworthy quality – designed in the United States and backed by more than a century of automotive aftermarket excellence
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Factory Air – Cap & Valve A/C System Seal Kit (Part No.26783)

Cap & Valve A/C System Seal Kit

from

$17.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • SUV and rear air applications
  • Application specific
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Metrix – Auxiliary Cooling Fan Assembly (Part No.G500065525MTX)

Auxiliary Cooling Fan Assembly

from

$101.65
The Metrix Auxiliary Cooling Fan Assembly is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • OE quality
  • Quiet operation and dependable performance
  • Dual Bearing design technology
  • Vibration free operation
  • Precision assembled and balanced with all new components
  • Tested to OEM specifications
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Dorman – Thermostat Assembly: Includes Housing, O-Ring, and Thermostat, 198 Degrees (Part No.902-5167)

Thermostat Assembly: Includes Housing, O-Ring, and Thermostat, 198 Degrees

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$71.99
This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies
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Carquest Standard – Reman Nippondenso 7SEU16C Compressor w/ Clutch (Part No.DW97348)

Reman Nippondenso 7SEU16C Compressor w/ Clutch

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$380.99
Remanufactured Compressors are built in a ISO9001:2015 Certified facility to ensure consistent quality stAndards in the Re-manufacturing process
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Carquest Premium – A/C Plate and Fin Evaporator (Part No.T54909)

A/C Plate and Fin Evaporator

from

$113.99
Carquest Evaporators are designed to remove heat from the air inside the passenger compartment of a vehicle resulting in cooler air temperatures. They are manufactured to meet or exceed original equipment specifications and are designed to easily fit into the engine compartment.

Product Features:
  • The design and manufacture of the evaporators result in uniform refrigerant distribution with optimal flow for improved performance and maximum heat transfer.
  • The evaporators are constructed to offer a lightweight, compact design that will fit easily within the engine compartment.
  • The surface treatment on each part ensures optimum water drainage to prevent mold and odors in the system.
  • The evaporators are 100% tested to meet or exceed original equipment specifications. Each part is helium tested to ensure no leaks.
  • O-Rings and gaskets necessary for installation are included.
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Permatex – Ultra Grey RTV Gasket Maker (9.5 oz.) (Part No.85084)

Ultra Grey RTV Gasket Maker (9.5 oz.)

from

$32.99
OEM specified. Designed specially for high-torque and high vibration applications, like those common in import engines, this premium RTV gasket maker exceeds manufacturers’ performance requirements. Sensor-safe, low odor, and non-corrosive. Maximum vibration resistance, with outstanding resistance to oils, cooling and shop fluids. Temperature range -65ºF to 500ºF (-54 Deg. C to 260 Deg. C) intermittent.

Product Features:
  • Designed specially for high-torque and high vibration applications
  • Maximum vibration resistance with outstanding resistance to oils, cooling and shop fluids
  • OEM specified
  • Low-odor, non-corrosive formula
  • Temperature Range: -65 Deg. F to 500 Deg. F (-54 Deg. C to 260 Deg. C)
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Carquest Premium – Coolant Temperature Sensor (Part No.WTC1007)

Coolant Temperature Sensor

from

$29.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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Santech – Air Conditioning O-Ring Kit (Part No.R1151317370SII)

Air Conditioning O-Ring Kit

from

$21.51
Air Conditioning O-Ring Kit

Factory Air – Cap and Valve A/C System Seal Kit (Part No.26781)

Cap and Valve A/C System Seal Kit

from

$24.99
Compatible with both R12 And R134a refrigerants; All the seals needed to complete the job; SUV And rear air applications; Application specific
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Meyle – Meyle Expansion Tank (Part No.G1030116203MEY)

Meyle Expansion Tank

from

$47.36
The Meyle expansion tank is made of the highest quality materials and is engineered to meet or exceed the OEM specifications for performance, fit and durability.

Product Features:
  • OE-Equivalent and Direct Fit for easy Installation.
  • OE style connections and fittings.
  • Made of highly durable materials.
  • Resistant to thermal wear and cracking.
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Carquest Premium – A/C Block Expansion Valve (Part No.T39564)

A/C Block Expansion Valve

from

$16.99
Carquest Expansion Valves are designed to regulate the flow of refrigerant through the air conditioning system to provide optimal cooling to the passenger compartment. Each expansion valve is manufactured to original equipment specifications to perform its function even in the harshest climates. Each part is supplied with the necessary gaskets and o-rings for installation.

Product Features:
  • The bodies of these expansion valves are machined from a single block of aluminum or brass metal.
  • Each expansion valve has settings for tonnage and superheat based on the vehicle specifications.
  • Each expansion valve is tested for function and leakage according to OEM specifications to ensure optimal performance of the air conditioning system.
  • O-Rings necessary for installation are included.
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APA/URO Parts – Cooling Hose Flange (Part No.G202384770APA)

Cooling Hose Flange

from

$10.51
A.P.A.URO is a supplier to many automotive manufacturers and provides OE quality European replacement parts to the aftermarket. URO Parts is a highly diversified product line including, body rubber, electrical, suspension, steering, cooling and air conditioning components. Cooling Flange plug, Water Pipe O-Ring and Water Temp Sender O-Ring may be required
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Rein – Cap-Expansion Tank (Part No.CPE0024P)

Cap-Expansion Tank

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$11.99
Rein Automotive OE Quality expansion tank caps are designed to be direct replacements for OE caps. Rein caps are designed to match or exceed the OE materials used and are produced to the highest standards to ensure long service life. Rein Automotive OE quality expansion tank caps keep the coolant system at the proper pressure just like the OE cap.

Product Features:
  • Manufactured to strict engineering standards/specifications in materials and tolerances.
  • Direct fit.
  • Meets or exceeds pressure specifications demanded by the OE manufacturer.
  • Produced by an original equipment supplier.
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Carquest Premium – Blower Motor: With Wheel (Part No.75056)

Blower Motor: With Wheel

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$521.99
Carquest Premium Blower Motors are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Carquest Premium Blower Motors. Meets or exceeds OE design. Magnetic size and properties compare or exceed OEM. Windings meet or exceed OEM Specifications. Motor RPM equivalent to or exceeds OEM motor.

Product Features:
  • Meets or exceeds OE design and performance
  • Magnetic size and properties compare or exceed OEM
  • Windings meet or exceed OEM specifications
  • Motor RPM equivalent to or exceeds OEM motor
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Permatex – The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (Part No.34311)

The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge

from

$28.49
Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.

Product Features:
  • Ideal for rigid cast aluminum parts
  • Meets OEM Specifications
  • Sensor safe & non-corrosive
  • Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
  • Blowout resistant, allowing leakproof gaskets to be made in just one minute
  • Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
  • Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
  • Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
  • Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.
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Carquest Premium – A/C Compressor Relay Connector (Part No.PTA1465)

A/C Compressor Relay Connector

from

$44.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Febi – Water Temperature Sensor O-Ring (Part No.C606032192FEB)

Water Temperature Sensor O-Ring

from

$1.83
Water Temperature Sensor O-Ring

Permatex – Ultra Grey RTV Silicone Gasket Maker, 13 OZ (Part No.82195)

Ultra Grey RTV Silicone Gasket Maker, 13 OZ

from

$26.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Graf – Graf Water Pump (Part No.G3000116187GRA)

Graf Water Pump

from

$114.29
The Graf Water Pump contains no remanufactured parts and is produced using an optimized all metal impeller design to assist in cooling under high RPM, and performance demands. Selection of raw materials, reliability of machinery and production processes, stringent controls throughout the production process, from melting to fitting, as well as reliability tests performed using equipment able to determine true performance, go to ensure this product is a real guarantee of safety and long life. The Graf water pump is centrifugal in type and comprises a bladed rotor linked by means of a shaft (which rotates on bearings housed in a support) to the drive gear; the seal between the pump and the motor block is guaranteed by a gasket, while the inside of the pump is guaranteed by a mechanical seal. Component parts: Impeller: supplies the fluid with the necessary energy to cover the entire cooling circuit. Mechanical seal: ensures fluid seal inside the pump. Bearing: transmits movement to the impeller and supports any ventilation parts. Entrainment part: for transmitting movement to the bearing. Pump body: supports the basic pump component parts and conveys the coolant in the motor block.

Product Features:
  • All the component parts fitted are pre-tested to evaluate durability, performance and reliability.
  • The bearings undergo a durability test equivalent to nominal lifespan and are then inspected to assess integrity.
  • The mechanical seals are tested in extreme coolant temperature conditions according to predefined cycles.
  • The shape of the impellers is optimized thanks to the use of prototypes on which flow and performance tests are performed.
  • On both the entrainment parts and the bodies, the choice of materials and/or technologies different to original ones is made on the basis of structural and mechanical tests.
  • After assembly all the pumps undergo seal tests on units that reject those with leaks above set limits.
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Victor Reinz – Engine Coolant Pipe O-Ring (Part No.41-10479-00)

Engine Coolant Pipe O-Ring

from

$5.29
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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ACM – Heater Core O-Ring Kit (Part No.R3002384000ACM)

Heater Core O-Ring Kit

from

$17.84
ACM is a supplier of Original Equipment quality climate control products. Feed & Return Lines
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Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26832)

O-Ring & Gasket A/C System Seal Kit

from

$181.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Compatible with R12 and R134A
  • All hardware included
  • High quality construction
  • Universal applications
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12037)

Radiator Cap Tester Adapter

from

$75.99
Tester adapter for the 9300 and MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
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Nissens – Radiator (Part No.G1000116196NSS)

Radiator

from

$233.06
Plastic Tank / Aluminum Core Radiator The Nissens Radiator flat tube and double folded fin design offers a significantly better cooling capacity and provides a stronger exterior resisting impacts from stones. This advanced design helps to prevent damage which would negatively affect the cooling capacity and engine performance.

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • OE Style mounting brackets and hose connections.
  • Integrated transmission oil cooler when applicable.
  • Compact and lightweight.
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KAI – Rad/Condenser Fan Assembly (Part No.AU3115113)

Rad/Condenser Fan Assembly

from

$239.99
New Platinum Pro Radiator And Condenser Fan Assembly, 2.0/3.2 Liter V6 Models, Module Not Included

Product Features:
  • 2.0/3.2 Liter V6 Models, Module Not Included, Made Of Plastic
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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2003 Audi A4 Cooling and Climate Controls

You count on your 2003 Audi A4 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Cooling and Climate Controls. With 114 Cooling and Climate Controls ranging in price from $0.86 to $813.10, you’re sure to find everything you need for your 2003 Audi A4.

Brands matter. If you want to shop a specific Cooling and Climate Controls brand, we stock 32 different brands like Permatex, Carquest Premium, and Factory Air. 2003 Audi A4 Cooling and Climate Controls start as low as $0.86!

One of the best ways to find top quality OEM or aftermarket Cooling and Climate Controls is by asking professionals. Short of that, you can shop with confidence thanks to our 2,327 extensive product reviews on 2003 Audi A4 Cooling and Climate Controls. Some of the top-rated Cooling and Climate Controls products we carry are A/C Yellow Orifice Tube with 4.7 stars and A/C Standard Temp Automatic Adjusting Orifice Tube with 3.5 stars.

Did we mention you can order your Cooling and Climate Controls from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Cooling and Climate Controls inventory for your 2003 Audi A4 below to get started!

Top-Rated Cooling and Climate Controls Brands For Your 2003 Audi A4

Trusted Cooling and Climate Controls OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Audi A4 running right for years to come. In our inventory you’ll find brands like Permatex, Carquest Premium, Factory Air, and even more.

Popular Beck/Arnley Cooling and Climate Controls

You’ll find popular Beck/Arnley brand products across Engine Cooling Parts. All are waiting to get your 2003 Audi A4 back on the road. Some of the top-rated Beck/Arnley products in these categories are:
New Water Pump
from $112.99
(1)
New Water Pump
Water Pumps

Top-Rated Permatex Cooling and Climate Controls


If Permatex are what you’re looking for, our inventory holds plenty. We stock Permatex brand Cooling and Climate Controls for your 2003 Audi A4, and some of our most reviewed Permatex parts include:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Water Pump Gaskets
Ultra Grey RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(9)
Ultra Grey RTV Silicone Gasket Maker, 0.5 OZ
Water Pump Gaskets
Ultra Grey RTV Silicone Gasket Maker, 13 OZ
from $26.99
(7)
Ultra Grey RTV Silicone Gasket Maker, 13 OZ
Engine Water Pump Outlet Pipe Gaskets

FAQs for 2003 Audi A4 Cooling and Climate Controls

What are the most purchased Cooling and Climate Controls for the 2003 Audi A4?

Out of 114 Cooling and Climate Controls for the 2003 Audi A4, the most popular in our inventory are:
Cap & Valve A/C System Seal Kit
from $17.99
(29)
Cap & Valve A/C System Seal Kit
AC Caps and Valve Core Kits
30 AMP 12 Volt 4 Pin Universal Relay
from $9.99
(8)
30 AMP 12 Volt 4 Pin Universal Relay
AC Compressor Clutch Relay
Severe Temp Automatic Adjusting Orifice Tube
from $15.99
(97)
Severe Temp Automatic Adjusting Orifice Tube
Expansion Valve and Orifice Tubes

What are the top-rated 2003 Audi A4 Cooling and Climate Controls?

Top-rated Cooling and Climate Controls for your 2003 Audi A4 based on customer reviews/ratings are:
A/C Yellow Orifice Tube
from $4.99
(97)
A/C Yellow Orifice Tube
“Great price”
A/C Standard Temp Automatic Adjusting Orifice Tube
from $15.79
(28)
A/C Standard Temp Automatic Adjusting Orifice Tube
“exact fit”
Radiator: With Transmission Oil Cooler
from $189.99
(7)
Radiator: With Transmission Oil Cooler
“Perfect fit for my B5.5 Passat 2.8L 5spd manual trans even tho it’s for an auto car.”