2006 Audi A3 Quattro Engine Cooling Parts

Keep Your 2006 Audi A3 Quattro in Top Shape with Quality Engine Cooling Parts

Whether you’re repairing or upgrading your Engine Cooling Part, using high-quality parts is key to keeping your 2006 Audi A3 Quattro looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Water Pumps, Radiators, and Thermostats. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Engine Cooling Parts from Trusted Brands

Looking for a reliable Engine Cooling Part? We’ve got you covered with options from brands you know and trust like Dorman, Carquest Premium, and Mahle. For example, Dorman Engine Cooling Parts start at just $54.99 with an average 4.2 star rating. Carquest Premium and Mahle offer similar pricing and quality, backed by strong customer feedback. With over 20 reviews and a solid 5 star average, you can shop with confidence knowing other Audi A3 Quattro owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2006 Audi A3 Quattro Engine Cooling Part at Advance Auto Parts is around $67.32, with a range that starts at $2.49 and goes up to $281.99. With 21 options in stock from 7 trusted brands, finding the right fit is easy. Popular picks like Pressurized Coolant Reservoir: Clear, Plastic, Original Equipment Replacement, Engine Coolant Temperature Sensor, and Engine Coolant Temperature Sensor start at just $20.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Cooling Part, don’t forget to check out other key components like Air Conditioning Parts and Blower Motor and Related Products. At Advance Auto Parts, we’re here to help you keep your 2006 Audi A3 Quattro in peak condition, inside and out.

Essential 2006 Audi A3 Quattro Engine Cooling Parts

Carquest Premium – Engine Coolant Temperature Sensor (Part No.WTA2337)

Engine Coolant Temperature Sensor

from

$46.99
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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Carquest Premium – Engine Coolant Temperature Sensor (Part No.WTA1027)

Engine Coolant Temperature Sensor

from

$24.99
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
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MAHLE Original – Engine Coolant Thermostat Housing Gasket (Part No.C31633)

Engine Coolant Thermostat Housing Gasket

from

$2.49
MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Carquest Premium – Standard Reservoir Cap: 20 PSI (Part No.10249)

Standard Reservoir Cap: 20 PSI

from

$13.99
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
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Dorman – Help – Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack (Part No.54019)

Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack

from

$21.49
Cracked or lost the original engine coolant reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:
  • Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
  • Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
  • Seamless fit – reverse-engineered from the original equipment to fit perfectly
  • Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership
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Carquest Premium – Water Pump: New (Part No.T1215)

Water Pump: New

from

$204.99
Carquest Premium auxiliary water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, impeller, controller, gaskets, and seals are designed for long-lasting service life. These electric water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium auxiliary water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:
  • Built to meet or exceed OE fit, form and function
  • All components necessary for installation are supplied with pump
  • 100% tested for reliable performance
  • Follow all enclosed instructions to maximize pump life and validate warranty
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Rein – Auxiliary Water Pump (Part No.WPA0031)

Auxiliary Water Pump

from

$218.99
Rein Automotive OE quality auxiliary water pumps are fabricated from original casting specifications to ensure proper fit for easy installation, proper water flow and maximum cooling. Auxiliary water pump use high-quality plastic or metal construction to ensure durability and long service life. Our auxiliary water pumps aim to provide the professional repair technician and vehicle owner the peace of mind and trust that is expected from an OE quality component.

Product Features:
  • High-quality plastic or metal construction
  • Flow-rates matched to OE flow-rates
  • Includes the vibration isolators, mounting brackets and hardware where applicable for easy installation
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Dorman – Pressurized Coolant Reservoir: Clear, Plastic, Original Equipment Replacement (Part No.603-253)

Pressurized Coolant Reservoir: Clear, Plastic, Original Equipment Replacement

from

$54.99
This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of underhood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part.

Product Features:
  • Direct replacement – this engine coolant reservoir matches the fit and function of the original part
  • Ideal solution – engineered for a seamless installation
  • Durable construction – manufactured from quality materials to withstand underhood heat and vibration
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
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Rein – Expansion Tank (Part No.EPT0030)

Expansion Tank

from

$25.99
Rein Automotive OE quality expansion tanks, install, fit and perform the way the original manufacturer intended. These tanks are designed to match or exceed the OE materials used and are produced from virgin plastic with no regrind to prevent cracking from heat cycles and ensure the plastic is durable and will have a long service life.

Product Features:
  • Produced from virgin plastic meeting/exceeding OE specifications and ensuring long life
  • Resistant to cracking and wear from heat cycles preventing coolant loss
  • Direct fitment allows easy installation
  • Manufactured to strict engineering standards/specifications in materials and tolerances
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URO Parts – Water Pump (Part No.06H121026DR)

Water Pump

from

$159.99
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. 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.
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T1252)

Engine Water Pump: New, Gasket/Seals Included

from

$233.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
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Rein – Coolant Pipe (Part No.CHP0680)

Coolant Pipe

from

$32.99
Rein Automotive OE quality coolant pipes fit European vehicles the way the original manufacturer intended. Designed to be a direct replacements for the OE coolant, Rein coolant pipes are identical to the OEM.

Product Features:
  • Designed as direct-fit replacements to ensure trouble-free proper installation.
  • Made to strict engineering quality standards.
  • Part is produced using only the highest quality materials.
  • Resistant to heat, salt, road debris, oil and other contaminants.
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URO Parts – Coolant Pipe (Part No.06H121131CPRM)

Coolant Pipe

from

$4.99
URO Premium products are re-engineered to solve the problem of these failure prone parts. URO Premium products feature a more robust design and/or higher-grade materials to vastly improve the reliability and durability of the product. Each URO Premium product bears the “URO Premium” seal (top left) and “PRM” suffix to their part number to easily distinguish them from their OEM counterparts. You no longer have to make a choice between brands, the choice is clear.
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Dorman – Coolant Housing/Water Outlet: with Housing (Part No.902-5866)

Coolant Housing/Water Outlet: with Housing

from

$58.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing 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 housings
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Carquest Premium – Engine Coolant Thermostat Housing (Part No.85922)

Engine Coolant Thermostat Housing

from

$55.99
High quality OE replacement part with all components needed to complete the job.

Product Features:
  • Meets and/or exceeds OEM standard
  • Direct-fit replacement for ease of installation
  • 100% virgin resin material to insure durability
  • 100% leak tested
  • Meets and/or exceeds OEM standard
  • 100% virgin resin material to insure durability
  • Direct-fit replacement for ease of installation
  • 100% leak tested
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Dorman – Engine Coolant Water Outlet (Part No.902-034)

Engine Coolant Water Outlet

from

$21.99
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
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Carquest Premium – Coolant Housing/Water Outlet: With Gasket (Part No.CH9920)

Coolant Housing/Water Outlet: With Gasket

from

$67.99
Manufactured to the highest OEM quality standards by an OE Supplier, using proprietary material to stand up to even the most demanding automotive cooling systems. Thermal shock validated and 100% leak tested.

Product Features:
  • All-in-one, bolt-on solution that includes everything needed for a complete job
  • Includes thermostat, 2 temp sensors, seal and housing
  • Easy, one step fit and installation
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Dorman – Thermostat Assembly: Includes Housing Assembly with Out Sensors, 176 Degrees (Part No.902-920)

Thermostat Assembly: Includes Housing Assembly with Out Sensors, 176 Degrees

from

$116.99
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
See More

Motorad – Standard Thermostat: 170 Degrees (Part No.304-170)

Standard Thermostat: 170 Degrees

from

$22.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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
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Motorad – Standard Thermostat: With Thermostat Insert, With Seal, 203 Degrees (Part No.707-203)

Standard Thermostat: With Thermostat Insert, With Seal, 203 Degrees

from

$85.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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
See More

Motorad – Standard Thermostat: 180 Degrees (Part No.304-180)

Standard Thermostat: 180 Degrees

from

$25.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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
See More

Carquest Premium – Radiator (Part No.813237)

Radiator

from

$208.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
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Carquest Premium – Radiator (Part No.813529)

Radiator

from

$213.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
See More

Carquest Premium – Radiator (Part No.812964)

Radiator

from

$243.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineered with integrated ribbing for added strength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle’s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
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Dorman – Radiator Fan Assembly: Dual, Cost Effective and Reliable (Part No.620-805)

Radiator Fan Assembly: Dual, Cost Effective and Reliable

from

$281.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
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Most Popular Water Pump for 2006 Audi A3 Quattros

Enhance your 2006 Audi A3 Quattro with this popular Water Pump we have in stock, for $80.99.

Rein – Water Pump- Metal Impeller (Part No.WPR0022)

Water Pump- Metal Impeller

from

$80.99
Rein Automotive OE quality water pumps are designed to be direct replacements for OE water pumps and water pump assembles. Rein water pumps are made to original casting specifications to ensure proper fitments for easy installation, proper water flow and maximum cooling. Pumps include the necessary OE style gaskets and/or o-rings to replace the old worn out parts. Seals are made from a high quality silicate carbide compound. Bearings of OE design and materials are also used to meet or exceed OEM standards and ensure long service life. Our quality water pumps aim to provide the professional repair technician and vehicle owner the peace of mind and trust that is expected from an OE quality component. Please read and follow all enclosed instructions to maximize pump life and validate warranty.

Product Features:
  • Pump is produced with silicon carbide seals providing improved durability and service life
  • Pump uses OE designed bearings by ensuring to extend pumps service life
  • Read and follow all enclosed instructions to maximize pump life and to qualify for extended warranty
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Best-Selling 2006 Audi A3 Quattro Radiator

Upgrade your A3 Quattro with our best-selling Radiator.

Carquest Premium – Radiator (Part No.812964)

Radiator

from

$243.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineered with integrated ribbing for added strength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle’s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
See More

Top-Quality Thermostats for 2006 Audi A3 Quattros

Choose a high-quality OEM or aftermarket Thermostat for Audi A3 Quattros and enjoy top-notch performance from $12.99.

Carquest Premium – Standard Thermostat: 180 Degrees (Part No.13378)

Standard Thermostat: 180 Degrees

from

$12.99
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
See More

Motorad – Standard Thermostat: 180 Degrees (Part No.304-180)

Standard Thermostat: 180 Degrees

from

$25.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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
See More

Motorad – Standard Thermostat: 170 Degrees (Part No.304-170)

Standard Thermostat: 170 Degrees

from

$22.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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
See More

Our Top Pick for a 2006 Audi A3 Quattro Thermostat and Water Outlet Assembly

Invest in a durable Thermostat and Water Outlet Assembly for your 2006 Audi, knowing you’re getting trusted brands and expert craftsmanship.

Dorman – Thermostat Assembly: Includes Housing Assembly with Out Sensors, 176 Degrees (Part No.902-920)

Thermostat Assembly: Includes Housing Assembly with Out Sensors, 176 Degrees

from

$116.99
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
See More

Top-Rated Coolant Reservoir Caps for 2006 Audi A3 Quattros

Make a smart move for your 2006 Audi A3 Quattro with products all priced from $13.99 to $21.49.

Carquest Premium – Standard Reservoir Cap: 20 PSI (Part No.10249)

Standard Reservoir Cap: 20 PSI

from

$13.99
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
See More

Dorman – Help – Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack (Part No.54019)

Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack

from

$21.49
Cracked or lost the original engine coolant reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:
  • Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
  • Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
  • Seamless fit – reverse-engineered from the original equipment to fit perfectly
  • Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership
See More

Top-Rated Engine Cooling Part Brands For Your 2006 Audi A3 Quattro

When it comes to finding the perfect Engine Cooling Part for your 2006 Audi A3 Quattro, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 7 trusted brands. We carry the most popular Engine Cooling Part brands including Carquest Premium, Mahle, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $2.49. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2006 Audi A3 Quattro, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest Premium 2006 Audi A3 Quattro Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2006 Audi A3 Quattro, Advance Auto Parts has exactly what you need with our selection of Carquest Premium Engine Cooling Parts. We have 2 Carquest Premium Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $12.99 and an average cost of $13.49, you’ll find the perfect Engine Cooling Part for your needs and budget. Carquest Premium Engine Cooling Parts for the 2006 Audi A3 Quattro come highly rated, with over 8 customer reviews and an impressive average rating of 4.4 stars. Choosing a Carquest Premium Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Standard Thermostat: 180 Degrees
from $12.99
(5)
Standard Thermostat: 180 Degrees
“solved a problem on my sons car that was misdiagnosed by someone else as a bad head gasket. On this car the overflow tank feeds the thermostat housing”
Standard Reservoir Cap: 20 PSI
from $13.99
(3)
Standard Reservoir Cap: 20 PSI
“Great price”

Top-Quality Mahle 2006 Audi A3 Quattro Engine Cooling Parts

For those in search of a high-quality Engine Cooling Part for their 2006 Audi A3 Quattro, Advance Auto Parts offers a great selection of Mahle Engine Cooling Parts. With 1 Mahle Engine Cooling Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Cooling Parts start at just $2.49, giving you a range of options to suit your budget. Backed by over 1 customer ratings and an average rating of 4.4 stars, Mahle Engine Cooling Parts provide both reliability and excellent performance. Choosing a Mahle Engine Cooling Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Engine Coolant Thermostat Housing Gasket
from $2.49
(1)
Engine Coolant Thermostat Housing Gasket
“So far so good”

FAQs for 2006 Audi A3 Quattro Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2006 Audi A3 Quattros?

Out of 21 Engine Cooling Parts that fit 2006 Audi A3 Quattros, the following parts are the top sellers:

What’s the price range for 2006 Audi A3 Quattro Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2006 Audi A3 Quattro range from $2.49 up to $281.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2006 Audi A3 Quattro?

The average price for Engine Cooling Parts for the 2006 Audi A3 Quattro is $67.32. Keep in mind the variety of part types within our Engine Cooling Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Cooling Parts for other Audi A3 Quattro model years?

Yes, we carry Engine Cooling Parts for 16 model years of Audi A3 Quattros between 2007 and 2025. The following model years are the most popular for Engine Cooling Part purchases: 2023, 2022, 2020, 2019, 2018, 2017, 2016, 2015, and 2013.

What are the cheapest Engine Cooling Parts for my 2006 Audi A3 Quattro?

The cheapest 2006 Audi A3 Quattro Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 2006 Audi models?

Yes. We stock Engine Cooling Parts for 8 other popular 2006 Audi models. Some of the most popular are 2006 S4 Engine Cooling Parts, 2006 A4 Quattro Engine Cooling Parts, 2006 A4 Engine Cooling Parts, 2006 A6 Quattro Engine Cooling Parts, and 2006 A6 Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 2006 Audi A3 Quattro?

Based on 20 reviews by customers, our 2006 Audi A3 Quattro Engine Cooling Parts have an average customer rating of 5 stars. These are the highest-rated categories of Engine Cooling Parts for the 2006 Audi A3 Quattro and their top-rated products:

What types of Engine Cooling Parts do you sell for my 2006 Audi A3 Quattro?

As of 11/2/25, these are some of the most in-demand types of Engine Cooling Parts for a 2006 Audi A3 Quattro:

Can I get help with 2006 Audi A3 Quattro Engine Cooling Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Audi Engine Cooling Parts and more.

What is your return policy for Audi A3 Quattro Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new Audi A3 Quattro Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.