Audi 4000 Cooling and Climate Controls

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Engineered and manufactured specifically for the repair environment
• Unsurpassed quality you can trust
• Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

Carquest Premium Coolant Housings are manufactured with OEM quality materials and safety standards by an OE Supplier. This housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. The construction of this housing is improved over the OE design to fix and update any issues that the OE design may have had.

Product Features:

• Easy, one step fit and installation
• No special tools required
• Meets or exceeds all OEM standards

Made from HNBR material; Compatible with R12 And R134A; High quality construction; Universal applications

Carquest Premium coolant temperature sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry, Carquest Premium coolant temperature sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium coolant temperature sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:

• Designed to meet or exceed OE specifications for fit, form and function
• 100% factory resistance calibrated to ensure extremely accurate temperature readings for optimal performance
• O-rings, seals or thread sealant are included if required
• Wires, clips and probe length match OE (where applicable)
• Weather-tight connectors prevent leaks and corrosion for longer life
• Extensive design validation testing and 100% end-of-line tested
• Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:

• Maintains proper cooling system pressure
• Easy installation and removal
• 100% tested to ensure proper pressure and longevity
• Meets all OEM specifications

Our products 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 Imperial.

Product Features:

• Motors built and tested to quality specifications
• 14 in. universal fit reversible fan
• 1250 CFM
• UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
• Motors built and tested to quality specifications
• 14 in. universal fit reversible fan
• 1250 CFM
• UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.

Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:

• High grade stainless steel and copper construction
• Meets or exceeds OEM standards
• Consistent and precise response to cooling system needs
• Original equipment design for worry-free direct fit replacement
• 100% tested and calibrated

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

• Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
• 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

Made from HNBR material; Compatible with R12 And R134A; High quality construction; Universal applications

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.

URO Parts has been a leading brand of replacement auto parts for European vehicles for more than thirty years. Affordable yet dedicated to quality, URO Parts controls its production process in strict accordance with ISO/TS 16949 QMS specifications and offers a wide variety of components used to restore or repair engine, electrical, drive train, braking, steering, suspension, climate control, cooling, exhaust, and fuel systems in classic to late-model German, British, and Scandinavian vehicles. Looking for parts that are even higher quality than original equipment? URO Parts engineers analyze common failures and identify weaknesses in original equipment parts when creating URO Premium components, which are superior to OE in performance and reliability thanks to improved materials and more robust designs. Thanks to high-quality, competitively-priced URO Parts and bulletproof URO Premium replacement components, owning a prestigious European vehicle is no longer an expensive luxury reserved for the elite and wealthy.

Product Features:

• Guaranteed Fitment
• High Quality Materials
• Designed and tested to provide a long life
• Guaranteed fitment
• Direct-fit OE replacement design instantly restores factory HVAC blower control switch appearance and function
• Manufactured using high-quality materials to withstand UV exposure and cabin heat
• Alloy conductors minimize electrical resistance and current draw for cool and consistent operation
• Designed for reliability and long life

Our products 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 Imperial.

Product Features:

• Economy adjustable thermostatic fan control
• Economy Model; 32-248 Deg. F
• For use with Imperial electric fans
• Probe installs into radiator fins
• Contains gaskets, O-rings, or seals to properly replace the product
• Brass construction for accurate temperature sensing
• Zinc coated terminal to resist corrosion
• Vehicle specific applications

For European vehicles, A.P.A. manufactures the URO Parts brand of quality replacement parts, which meet or exceed OEM specifications. URO Parts components are ideal for both professional and DIY vehicle repair, and are often the exclusive aftermarket alternative to overpriced ¿Genuine¿ components. By reducing deferred maintenance with URO Parts, you will increase the bottom line of your business. With its URO Premium line, A.P.A. offers problem-solving upgraded components that are superior to failure-prone OEM parts in design and/or materials. A.P.A. is so confident in the longevity and reliability of URO Premium products, . URO Parts also specializes in accurate reproduction parts for classic vehicles, including a huge variety of items that are no longer available from the dealer.

Product Features:

• Equipped with metal impeller for efficient flow and greater durability (OE plastic impellers can shatter and clog cooling system passages with broken pieces)
• Guaranteed fitment
• Manufactured to OE dimensions for easy installation and proper pulley alignment
• Constructed of high-strength alloy and composite materials (where applicable)
• Quality bearings and seals for long-term reliability
• Function-tested for performance

For European vehicles, A.P.A. manufactures the URO Parts brand of quality replacement parts, which meet or exceed OEM specifications. URO Parts components are ideal for both professional and DIY vehicle repair, and are often the exclusive aftermarket alternative to overpriced ¿Genuine¿ components. By reducing deferred maintenance with URO Parts, you will increase the bottom line of your business. With its URO Premium line, A.P.A. offers problem-solving upgraded components that are superior to failure-prone OEM parts in design and/or materials. A.P.A. is so confident in the longevity and reliability of URO Premium products, they’re covered by an unlimited mileage, . URO Parts also specializes in accurate reproduction parts for classic vehicles, including a huge variety of items that are no longer available from the dealer.

Product Features:

• Guaranteed Fitment
• High Quality Materials
• Precision-molded to factory HVAC heater control valve dimensions for easy installation and proper operation
• Temperature rating: -40║ F to 275║ F (-40║ C to 135║ C)
• Temperature rating: -40º F to 275º F (-40º C to 135º C)
• Quality materials withstand cooling system heat and corrosive antifreeze

Bosch OE quality temperature sensors for accurate measurements with high durability, fast response time and wide measuring range.

Product Features:

• Bosch OE quality temperature sensors for accurate measurements
• Bosch OE quality temperature sensors with high durability against operating materials
• Fast response time with Bosch OE quality temperature sensors
• Bosch OE quality temperature sensors with a wide measuring range

This replacement engine coolant water outlet is engineered to match the fit and durability of the stock engine coolant water outlet on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:

• Ideal replacement – this engine coolant water outlet 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 water outlets

Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:

• Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
• Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
• Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
• Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
• 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
• 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.

This HVAC switch connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:

• Direct replacement – this HVAC switch connector matches the appearance and function of the factory hardware on specified applications
• Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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.
• Precision machined ports

Carquest Premium heater cores use advanced engineering methods together with innovative manufacturing technology resulting in a product that meets or exceeds form, fit, and function.

Product Features:

• Designed to keep your A/C system in top shape and built to provide long-lasting service.
• Our advanced engineering methods coupled with our innovative manufacturing technology provide products to the aftermarket that meet or exceed form, fit, and function of OEM parts.
• Our advanced engineering methods coupled with our innovative manufacturing technology provide products to the aftermarket that meet or exceed form, fit, and function of OEM parts.

Carquest tester adapter for the 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

Our products 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.

Product Features:

• Built in a TS16949 certified manufacturing environment to ensure consistent quality that meets or exceeds OE specifications for fit, form, function and durability
• All remanufactured compressors are built using the latest compressor technology available today and using strict remanufacturing processes
• All units have new seals, O-rings, gaskets and clutch bearings
• Tested for noise, vibration, durability, vacuum decay and pressure decay to ensure no leaks and longer life
• Remanufactured compressors are 100 percent tested to ensure compressor function and noise level meets or exceeds OE specifications
• Remanufactured compressors come pre-charged with 3 ounces of PAG oil for R134a or R1234yf applications
• Remanufactured compressors are individually vacuum and pressure tested to ensure no leaks
• Remanufactured compressors come with the R12/R134A/1234yf required O-rings /sealing washers to install the compressor
• Remanufactured Compressors are built in a ISO9001:2015 Certified facility to ensure consistent quality standards in the Re-manufacturing process

OE style connectors; Molded plastic construction; Quality contacts ensure proper conductivity; Universal applications

Beck/Arnley parts meet foreign nameplate OE specifications for form, fit and function. Our product specialists work with a network of global sourcing partners so you can install the right part with confidence.

Product Features:

• Matches OE form, fit and function
• Made from premium materials for durability
• Designed for underhood conditions
• Packaged in clear plastic for easy visibility and identification of all components
• Application specific for this vehicle

Carquest A/C Accessories provide a comprehensive offering of premium quality fittings and tools to service all aspects of an a/c service from the most simple fitting replacement to complex diagnostics required for late model applications.