2003 Audi A6 Quattro Belts and Hoses

Name: Idler Pulley: Direct Fit, Thermoplastic, 65mm Diameter, w/ Hardware
Brand: Litens
SKU: 900700A
Price: 56.99 USD

Below you will find various in-demand Audi Belts and Hoses, components and accessories for your 2003 A6 Quattro. Advance Auto Parts has popular A6 Quattro parts like Serpentine and V Belts, Belt Tensioners, Radiator Hoses and more. You’ll also find aftermarket and OEM Belts and Hoses for other A6 Quattro model years including 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022 and more. Select a category of 2003 Audi A6 Quattro Belts and Hoses below and start saving instantly.

Popular 2003 Audi A6 Quattro Belts and Hoses Categories

Serpentine Belts

Belt Tensioner Assemblies

Idler Pulleys

Belt Tensioner Pulleys

Radiator Overflow Hoses

Coolant Hose Connectors

V-Belts

Radiator Coolant Hose Flange Seals

Essential Belts and Hoses for 2003 Audi A6 Quattros

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$56.99

This Litens supplied pulley is manufactured by the original equipment (O.E.) manufacturer. This part is specifically designed for Audi applications. Heavy duty thermoplastic pulley construction ensures long life and trouble-free performance. This pulley meets or exceeds all original equipment fit, form, and performance characteristics. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

Heavy duty thermoplastic pulley construction
OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
All hardware included for easy installation (Bolt, Retainer, Spacer), saving you time!
Installation instructions included

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$48.58

The INA Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:

OE-Equivalent and a direct fit application.
Precision bearing
OE High quality pulley assembly
Durable long life performance.

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$2.50

Water Pipe O-Ring

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$1.49

Premium hose constructed for long service life.

Product Features:

Good resistance to high temperatures for extended periods of time, which prolongs service life
Meets SAE 20R3 Standard Wall Class D-2 requirements
Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
CAUTION: Do not use for fuel or oil transfer applications
CAUTION: Do not use for fuel or oil transfer applications
PLEASE NOTE: Item is priced and sold by the foot. See store for details.

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$75.96

Radiator Hose

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$60.99

Rein Automotive OE quality radiator hoses fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses and hose assemblies, Rein hoses are identical to the OEM, from the size and shape of their branches to the thermoplastic quick connect fittings.

Product Features:

Reduces installation time.
No cutting, refitting or adjusting the hose.
Prevents leaks and comebacks from reusing old quick connectors and o-rings.
Resistant to heat, salt, road debris, oil and other contaminants.

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$234.99

Modular coolant hoses are on many of today’s vehicles and are much more complex than the standard molded hoses of the past. Modular coolant hoses are hose assemblies with one or more components built into the hose. Some examples of these components include hose branches, quick connectors, valves, sensors, bleeders and flow restrictors. Manufactured identical or equivalent to the OE hose, modular coolant hoses will keep your vehicle’s cooling system running properly and efficiently for years to come.

Product Features:

Specifically-engineered materials resist collapse under vacuum
Engineered to resist electrochemical degradation ┐ the leading cause of hose failure
EPDM tube: synthetic fiber knit reinforcement, heat-, ozone- and chemical coolant-resistant EPDM cover
Manufactured with OEM-exact hose components (quick connects, branch connectors/tees, sensors, etc.)
Meets SAE 20R3 EC Class D1 under 25mm (1 in.) ID, SAE 20R4 EC Class D1 for 25mm (1 in.) ID and over
Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
Note: Gates recommends replacing clamps each time a new coolant hose is installed
Caution: Do not use for fuel or oil transfer applications

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$184.99

Litens Automotive is the original equipment (O.E.) supplier for this application. This genuine Litens replacement tensioner is also manufactured by Litens, the world’s largest supplier of original equipment power transmission products. This part is specifically designed for Audi applications. Heavy duty thermoplastic pulley construction ensures long life and trouble-free performance. This tensioner meets or exceeds all original equipment fit, form, and performance characteristics. For maximum performance and durability, always use genuine Litens components. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

Heavy duty thermoplastic pulley construction
OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
All hardware included for easy installation (Bolt), saving you time!
Install pin included for ease of installation
Installation instructions included

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$77.86

Accessory Belt Tensi

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$17.25

The high quality VAICO Coolant Hoses protect the components in the water cooling circuit from corrosion. Thanks to the high-quality materials in accordance with OE, VAICO guarantees the best quality with an assortment of more than 1,000 Coolant Hoses. The Vaico line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

Quick, easy mounting: quick connector from German production
All cooling-water hose inner linings are resistant to electrochemical cracking
Material: according to OEM. (CR, AEM, HAT-ACM, FKM / VMO), fabric reinforcement Kevlar
high strength and resistance to oil, mud, salt, road debris, and ozone
Quality Assurance: Perform various tests, including endurance, cold fexibility and vacuum tests as well as leak and residue tests

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$65.91

Booster Vacuum Hose

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$386.86

Booster Vacuum Hose

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$59.32

Booster Vacuum Hose

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$1.38

C Clip Retainer

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$29.43

Bando USA has been a leading OE supplier to automotive manufacturers for over 50 years and Bando serpentine belts are original equipment on over 70% of the top 10 selling vehicles in North America. Bando USA will not compromise on critical quality measurements. Bando belts are produced to the same, more precise OE metric size to deliver an exact fit within the millimeter, ensuring a perfect fit every time. In addition to exact metric sizing, Bando USA aftermarket serpentine belts provide true OE performance for its aftermarket belts, as they are produced on the same manufacturing lines as the OE belts. Installation Note: The manufacturer recommends checking and/or replacing idler and tensioner bearings when replacing the serpentine belts

Product Features:

OE-Equivalent.
Direct fit for easy installation.
Resistant against wear, oil and heat.
Strong tensile cords limit stretching.
Supports higher horsepower loads.
Made from high strength synthetic rubber.

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$28.85

All ContiTech V-Belts are quiet, OE-quality and virtually service free. The only time these belts require attention is during installation. Designed to be oil-resistant and temperature-stable from -22F to 176F (30C to 80C), ContiTech V-Belts are open-flanked, toothed, and shaped for greater traction and torque. High performance construction features include a synthetic fiber fabric cover, a special polyester cord designed to permit tightly controlled shrink, plus a polychloroprene rubber body, integrally molded cogs, and raw edges.

Product Features:

OE-Equivalent.
Direct fit for easy installation.
Resistant against wear, oil and heat.
Polyester fiber tensile members and a ribbed belt design.

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$22.99

Constructed with aramid reinforced EPDM compounds, the Dayco poly-V serpentine belt delivers more than just OE quality. Developed through extensive laboratory and road testing, the rib profile in this EPDM belt has been engineered to conform to high mileage, worn or misaligned drives and helps eliminate noisy belt conditions. Dayco poly rib serpentine belts offer extensive flexibility and longer service life, while handling higher workloads and temperatures.

Product Features:

Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
Engineered to help address noise issues caused by the belt drive
Capable of handling more extreme temperatures and workloads

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$28.99

This pulley is manufactured by Litens Automotive the original equipment part supplier and the inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made in Canada using the O.E. specified design and meets all performance and durability requirements. Heavy duty thermoplastic construction for long life and trouble-free performance. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

Manufactured by Litens, the largest original equipment tensioner and pulley supplier in the world, to ensure proper form, fit, and performance.
Heavy Duty Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
Installation instructions included.

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$27.99

This pulley is manufactured by Litens Automotive – inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made in Germany using the O.E. specified split steel pulley design and meets all performance and durability requirements. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

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$40.99

Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong plastic pulleys with specially formulated glass-filled polymers that resist wear & tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.

Product Features:

Designed for the majority of automotive vehicle applications on the road today.
High-quality materials help resist wear and improve belt life
Features premium lubricated bearings to extend service life
Meets or exceeds OE quality

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$19.99

The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:

Meets SAE J20R4, Class D-1 requirements
Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
Provides excellent protection against external elements

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$36.99

Reduces installation time.
No cutting, refitting or adjusting the hose.
Prevents leaks and comebacks from reusing old quick connectors and o-rings.
Resistant to heat, salt, road debris, oil and other contaminants.

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$20.68

Cooling Hose

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$7.99

Rein Automotive OE quality coolant hoses fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses and hose assemblies, Rein hoses are identical to the OEM, from the size and shape of their branches to the thermoplastic quick connect fittings.

Product Features:

Reduces installation time.
No cutting, refitting or adjusting the hose.
Prevents leaks and comebacks from reusing old quick connectors and o-rings.
Resistant to heat, salt, road debris, oil and other contaminants.

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$40.99

The Driveworks belt is designed to provide better belt-to-pulley contact. The specialized rubber compound incorporates a high temperature polymer formulated to maximize load carrying requirements and belt life. This Driveworks ribbed belt has been constructed and engineered to meet the stringent demands of today’s automotive drive systems. The Driveworks ribbed belt delivers long-lasting dependable belt life.

Product Features:

Constructed with heat and ozone resistant EPDM rubber
Fiber is added to the rib stock to reinforce the rubber and reduce noise from worn and misaligned pulleys
Made with treated polyester cord to reduce belt stretch

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$46.99

Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
Engineered to help address noise issues caused by the belt drive
Capable of handling more extreme temperatures and workloads
Made in the USA

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$51.99

Import or domestic, car or truck, every vehicle can depend on the superior quality of Gates precision fit Micro-V belts. With advanced technology that matches the OE size, construction and materials, Gates Micro-V ensures optimal vehicle performance.

Product Features:

Special belt construction eliminates belt noise, reduces tension loss and solves problem drive applications
EPDM rubber constructions resist cracking on the rib surface
Meets or exceeds all specifications from the Original Equipment Manufacturer
Tensioner Replacement is Recommended (if equipped)
Unique form grinding of each individual belt assures precise dimensional control.
Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications.

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$34.99

Constructed with heat and ozone resistant EPDM rubber
Fiber is added to the rib stock to reinforce the rubber and reduce noise from worn and misaligned pulleys
Made with treated polyester cord to reduce belt stretch

Upgrade your 2003 Audi A6 Quattro with Top-Quality Belts and Hoses

When it comes to maintaining or upgrading your 2003 Audi A6 Quattro, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Audi or enhancing its overall performance, Belts and Hoses are key to keeping your A6 Quattro functioning at its best. At Advance Auto Parts, we offer a wide selection of 32 Belts and Hoses for the 2003 Audi A6 Quattro, designed to meet your needs without breaking the bank. From Serpentine and V Belt replacements to Belt Tensioners upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Belts and Hoses for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Belts and Hoses for your 2003 Audi A6 Quattro at great prices. Our Belts and Hoses inventory for this model ranges from just $1.38 to $386.86, with an average price of $71.81. Our 32 Belts and Hoses in stock come from 15 trusted brands, so you’re sure to find the right part for your 2003 Audi A6 Quattro without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2003 Audi A6 Quattro, we stock popular OEM and aftermarket Belts and Hoses from top names like Dayco, Litens, Driveworks, and more. Dayco Belts and Hoses start at just $14.86 and boast an impressive 5 stars average rating from customers. Litens and Driveworks also bring quality to the table, with Belts and Hoses available starting at $23.49, and at an average 5 stars rating. With 228 customer reviews and counting, our 2003 Audi A6 Quattro Belts and Hoses have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Belts and Hose upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2003 Audi A6 Quattro is always ready to roll. We’re committed to providing you with everything you need to keep your A6 Quattro in top shape, all in one place. Start shopping confidently below for your 2003 Audi A6 Quattro!

Best-Selling Serpentine and V Belts for 2003 Audi A6 Quattros

Enhance the driving experience in your Audi with 12 quality Serpentine and V Belt components, starting at $23.49.

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from

$34.99

Constructed with heat and ozone resistant EPDM rubber
Fiber is added to the rib stock to reinforce the rubber and reduce noise from worn and misaligned pulleys
Made with treated polyester cord to reduce belt stretch

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$54.99

Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
Engineered to help address noise issues caused by the belt drive
Capable of handling more extreme temperatures and workloads

from

$48.49

Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
Engineered to help address noise issues caused by the belt drive
Capable of handling more extreme temperatures and workloads

from

$23.49

Constructed with heat and ozone resistant EPDM rubber
Fiber is added to the rib stock to reinforce the rubber and reduce noise from worn and misaligned pulleys
Made with treated polyester cord to reduce belt stretch

from

$40.99

Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
Engineered to help address noise issues caused by the belt drive
Capable of handling more extreme temperatures and workloads

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$42.99

Special belt construction eliminates belt noise, reduces tension loss and solves problem drive applications
EPDM rubber constructions resist cracking on the rib surface
Meets or exceeds all specifications from the Original Equipment Manufacturer
Tensioner Replacement is Recommended (if equipped)
Unique form grinding of each individual belt assures precise dimensional control.
Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications.

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$51.99

Special belt construction eliminates belt noise, reduces tension loss and solves problem drive applications
EPDM rubber constructions resist cracking on the rib surface
Meets or exceeds all specifications from the Original Equipment Manufacturer
Tensioner Replacement is Recommended (if equipped)
Unique form grinding of each individual belt assures precise dimensional control.
Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications.

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$40.60

The Mitsuboshi Multi Rib (Serpentine) Belt meets or exceeds the vehicle manufacturer’s specifications for durability, fit and quality. Installation Note: The manufacturer recommends checking and/or replacing idler and tensioner bearings when replacing the serpentine belts

Product Features:

OE-Equivalent.
Direct fit for easy installation.
Resistant against wear, oil and heat.

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$97.30

ContiTech Serpentine Belts come in a wide range of sizes and are designed to be oil-resistant and temperature-stable from -22F to 176F (-30C to 80C). ContiTech Serpentine Belts deliver 98% power efficiency. While a lower profile design easily handles higher engine revs, reducing noise and providing cooler running temperatures. High performance construction features include polychloroprene rubber cover and body, polyester fiber tensile members, and a ribbed belt design. Installation Note: The manufacturer recommends checking and/or replacing idler and tensioner bearings when replacing the serpentine belts

Product Features:

OE-Equivalent.
Direct fit for easy installation.
Resistant against wear, oil and heat.
Temperature-stable from -22F to 176F (30C to 80C).
Delivers over 98% power efficiency.
High performance construction.
Polychloroprene rubber cover and body.
Polyester fiber tensile members and a ribbed belt design.

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$43.65

OE-Equivalent.
Direct fit for easy installation.
Resistant against wear, oil and heat.
Strong tensile cords limit stretching.
Supports higher horsepower loads.
Made from high strength synthetic rubber.

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$38.71

OE-Equivalent.
Direct fit for easy installation.
Resistant against wear, oil and heat.
Temperature-stable from -22F to 176F (30C to 80C).
Delivers over 98% power efficiency.
High performance construction.
Polychloroprene rubber cover and body.
Polyester fiber tensile members and a ribbed belt design.

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$32.48

OE-Equivalent.
Direct fit for easy installation.
Resistant against wear, oil and heat.
Strong tensile cords limit stretching.
Supports higher horsepower loads.
Made from high strength synthetic rubber.

Most Popular 2003 Audi A6 Quattro Belt Tensioners

Customize your Audi with 6 Belt Tensioners products like Belt Tensioner Assemblies, all priced under $186.97.

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$79.99

Litens was the Original Equipment (O.E.) supplier of this VW/Audi tensioner and offers this “O.E. Exact”* part for the aftermarket. This “OE Exact”* part for the aftermarket meets all original equipment form, fit, and function specifications. *(O.E. Exact – Original Equipment manufacturers prohibits the use of their part number or logo on parts sold to other customers. Therefore, the Litens aftermarket part may have minor cosmetic differences but still be exact in performance and design). This tensioner is designed with a lift feature and a pin-locking devise to assist in belt removal and installation. Like the original part, the pulley is the European split steel design. Choosing The Correct Replacement Part: Both the original equipment and Litens aftermarket tensioner use a round spring versus a flat spring and are marked “Made in Germany”. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

Manufactured by the original equipment part supplier to ensure proper form, fit, and performance.
Internal “round spring” technology to provide constant belt tension and alignment throughout its service life.
Installation instructions included.
Heavy Duty European Split Steel Pulley Design
Professional Mechanics will change this tensioner in approx. 1 hour or less.
Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.

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$88.99

Litens Automotive is the original equipment (O.E.) supplier of this tensioner for Audi. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). This part is manufactured in Germany by Litens to the same exacting specifications as the O.E. part. The tensioner maintains the European 2-piece steel pulley as well as internal damping required for this application. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

Manufactured by the original equipment part supplier to ensure proper form, fit, and performance.
Internal “round spring” technology to provide constant belt tension and alignment throughout its service life. The internal damping design provides quiet, smooth, system performance.
Installation instructions included.
Heavy Duty Steel Pulley
Professional Mechanics will change this tensioner in about 1 hour.
Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.

from

$186.97

The INA Accessory Belt Tensioner is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:

OE-Equivalent and a direct fit application.
High tension spring assembly
Precision bearing assembly
High quality cast components
Durable long life performance.

from

$135.98

Acc. Belt Tensioner

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$113.48

Accessory Belt Tensi

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$62.99

This accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles. It is engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue.

Product Features:

Direct replacement – this accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles.
Ideal solution – engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

Top Picks for 2003 Audi A6 Quattro Radiator Hoses

Upgrade Audi A6 Quattros with top-quality Radiator Hoses parts, including 5 OEM and aftermarket selections for your 2003 model.

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from

$19.99

Meets SAE J20R4, Class D-1 requirements
Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
Provides excellent protection against external elements

from

$36.99

Reduces installation time.
No cutting, refitting or adjusting the hose.
Prevents leaks and comebacks from reusing old quick connectors and o-rings.
Resistant to heat, salt, road debris, oil and other contaminants.

from

$20.68

Cooling Hose

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$12.18

CRP Fluid Technology develops components and complex modules for compact installations that meet the most exacting requirements in terms of flexibility, pressure and temperature resistance. CRP has developed a system that combines compact design with resistance to increasingly high pressure and temperature levels as well as flexibility and movement compensation.

Product Features:

All cooling-water hose inner linings are resistant to electrochemical cracking
Selection of tensile members to meet vehicle specifications and requisite pressure and movement requirements
Resistance to distilled water and water ethylene glycol mixtures
Resistance to air temperatures of up to 125C

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$1.38

C Clip Retainer

In-Demand Engine Cooling Hoses for 2003 Audi A6 Quattros

Select from 4 premium Engine Cooling Hoses parts for your 2003 Audi A6 Quattro, with prices ranging from $2.55 to $234.99.

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from

$2.55

Radiator Hose O-Ring

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$234.99

Specifically-engineered materials resist collapse under vacuum
Engineered to resist electrochemical degradation ┐ the leading cause of hose failure
EPDM tube: synthetic fiber knit reinforcement, heat-, ozone- and chemical coolant-resistant EPDM cover
Manufactured with OEM-exact hose components (quick connects, branch connectors/tees, sensors, etc.)
Meets SAE 20R3 EC Class D1 under 25mm (1 in.) ID, SAE 20R4 EC Class D1 for 25mm (1 in.) ID and over
Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
Note: Gates recommends replacing clamps each time a new coolant hose is installed
Caution: Do not use for fuel or oil transfer applications

from

$17.25

Quick, easy mounting: quick connector from German production
All cooling-water hose inner linings are resistant to electrochemical cracking
Material: according to OEM. (CR, AEM, HAT-ACM, FKM / VMO), fabric reinforcement Kevlar
high strength and resistance to oil, mud, salt, road debris, and ozone
Quality Assurance: Perform various tests, including endurance, cold fexibility and vacuum tests as well as leak and residue tests

from

$14.86

Molded Coolant Hose Designed to replace original equipment manufacturer hose, Dayco Molded Cooling Hose with knitted reinforcement and all EPDM construction provides the high strength and resistance to oil, mud, salt, road debris, ozone, coolants, and temperature variations of -40F (-40C) to +257F (+125C) that are required for OEM hose replacements. The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose. In addition to meeting SAE J20R4, Class D-1 requirements, this hose is now designed to meet Type EC electro- chemical requirements as specified in SAE J1684.

Product Features:

All cooling-water hose inner linings are resistant to electrochemical cracking
high strength and resistance to oil, mud, salt, road debris, and ozone
Resistance to distilled water and water ethylene glycol mixtures
Resistance to air temperatures of up to 125C

Most Sold 2003 Audi A6 Quattro Pulleys

Explore our best-selling Audi parts for the 2003 A6 Quattro among 3 OEM and aftermarket options starting from $40.99.

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from

$40.99

Designed for the majority of automotive vehicle applications on the road today.
High-quality materials help resist wear and improve belt life
Features premium lubricated bearings to extend service life
Meets or exceeds OE quality

from

$72.99

This Litens pulley is manufactured by the original equipment pulley supplier to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in Germany to the O.E. specified design and meets all performance and durability requirements. Heavy duty thermoplastic construction. This is a 85mm O.D. grooved pulley (without flange) for Audi applications. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

from

$67.93

The INA Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:

OE-Equivalent and a direct fit application.
Precision bearing
OE High quality pulley assembly
Durable long life performance.

Top-Rated Belts and Hoses Brands For Your 2003 Audi A6 Quattro

Shop for the best-rated brands offering Belts and Hoses and other products for your 2003 Audi A6 Quattros. Below you’ll find some of our best rated Belts and Hoses from Dayco, Litens, and Driveworks, and more. Belts and Hoses from these brands that fit a 2003 A6 Quattro start at just $14.86 and are rated as high as 5 stars. OEM and aftermarket Belts and Hoses don’t get more top quality, durable, and affordable than from the brands below.

Popular Dayco 2003 Audi A6 Quattro Belts and Hoses

When it comes to maintaining or upgrading your 2003 Audi A6 Quattro, using quality Belts and Hoses is essential to ensure durability and a perfect fit. Dayco ticks all of those boxes. We offer a wide selection of Dayco Belts and Hoses, specifically designed for the 2003 Audi A6 Quattro. With over 6 Dayco brand Belts and Hoses in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $14.86, with an average price of just $36.72. Plus, with over 88 customer reviews and an average rating of 5 stars, you can trust that our Dayco Belts and Hoses will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

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$48.49

(15)

Poly Rib Belt Serpentine Belt; 73.03 Long, 6 Rib Count

“This product was purchased for a 2016 RAM (Hemi) 1500 and the fit was perfect. Took 20 minutes to remove the old belt over the fan and install the ne”

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$14.86

This product is not rated

Cooling Hose

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$54.99

(70)

Poly Rib Belt Serpentine Belt; 74.02 Long, 6 Rib Count

“pleasure to deal with, a1 service”

Popular Litens 2003 Audi A6 Quattro Belts and Hoses

Litens auto parts is one of the highest quality Belts and Hose brands in the market. Any 2003 Audi A6 Quattro owner should feel confident when installing genuine Litens parts in their vehicle. To ensure the best fit and performance for your 2003 A6 Quattro, Advance Auto Parts carries a full inventory of 3 Litens Belts and Hoses. Plus you will be keeping your Audi in peak condition while saving money because prices on these Litens Belts and Hoses range from $72.99 to $88.99, plus, with more than 1 customer reviews and an impressive 5 stars average rating, you can be confident the Fram Belts and Hoses below will deliver on both quality and value.

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$88.99

This product is not rated

Accessory Drive Belt Tensioner – Original Equipment Quality

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$72.99

This product is not rated

Idler Pulley: Direct Fit, Thermoplastic, 85mm Diameter

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$79.99

(1)

Accessory Drive Belt Tensioner – Original Equipment Quality

“Perfect and it helped being pinched closed to get it into the tight space and then fully opening it”

FAQs for 2003 Audi A6 Quattro Belts and Hoses

Which Belts and Hoses are best-sellers for 2003 Audi A6 Quattros?

Out of 32 Belts and Hoses that fit 2003 Audi A6 Quattros, the following parts are the top sellers:

Poly Rib Belt Serpentine Belt; 74.02 Long, 6 Rib Count (12025514) – $34.99
Poly Rib Belt Serpentine Belt; 73.03 Long, 6 Rib Count (5061725) – $23.49
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 11" Long, 1.25" Diameter (5197163) – $19.99

What’s the price range for 2003 Audi A6 Quattro Belts and Hoses?

Belts and Hose prices for the 2003 Audi A6 Quattro start at $1.38 and go up to $386.86 for the most premium parts.

What’s the average price of a Belts and Hose for a 2003 Audi A6 Quattro?

The average price for Belts and Hoses for the 2003 Audi A6 Quattro is $71.81. Keep in mind the variety of part types within our Belts and Hose category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Belts and Hoses for other Audi A6 Quattro model years?

Yes, we currently carry Belts and Hoses for 29 model years of Audi A6 Quattros between 1995 and 2024. Belts and Hoses are bought most frequently for the following model years: 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, and 2014.

What are the cheapest Belts and Hoses for my 2003 Audi A6 Quattro?

The cheapest 2003 Audi A6 Quattro Belts and Hoses we carry in stock are:

C Clip Retainer (10743533) – $1.38
Radiator Hose O-Ring (11974165) – $2.55
Cooling Hose (11974331) – $12.18
Cooling Hose (11895470) – $14.86
Cooling Hose (12026011) – $17.25

What are the top-rated Belts and Hoses that fit the 2003 Audi A6 Quattro?

Out of 228 reviews by customers, our 2003 Audi A6 Quattro Belts and Hoses have an average customer rating of . These are some of the highest-rated Belts and Hose types for the 2003 Audi A6 Quattro and their top-rated products:

Belt Tensioners
- Accessory Drive Belt Tensioner – Original Equipment Quality (10457793) – $79.99
Serpentine and V Belts
- Accessory Drive Belt Tensioner – Original Equipment Quality (10457793) – $79.99

What types of Belts and Hoses do you sell for my 2003 Audi A6 Quattro?

As of 2/5/25, these are some of the most in-demand types of Belts and Hoses for a 2003 Audi A6 Quattro:

Can I get help with 2003 Audi A6 Quattro Belts and Hose orders?

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

What is your return policy for Audi A6 Quattro Belts and Hoses?

Advance Auto Parts keeps returns simple. For new Audi A6 Quattro Belts and Hoses and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

2003 Audi A6 Quattro Belts and Hoses

Litens – Idler Pulley: Direct Fit, Thermoplastic, 65mm Diameter, w/ Hardware (Part No.900700A)

INA – Accessory Belt Idler Pulley (Part No.G6020409156INA)

Meistersatz – Water Pipe O-Ring (Part No.G2026860201MEI)

Gates – Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (Sold by foot) (Part No.28411)

Rein – Radiator Hose (Part No.G2000167736RIN)

Rein – Radiator Hose (Part No.CHR0571)

Gates – Premium Modular Coolant Hose (Part No.23091)

Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.950488A)

APA/URO Parts – Accessory Belt Tensi (Part No.G6000391504APA)

Vaico – Cooling Hose (Part No.G2021126987VCO)

Aftermarket – Booster Vacuum Hose (Part No.N4020188708OEA)

Aftermarket – Booster Vacuum Hose (Part No.N4020189025OEA)

Aftermarket – Booster Vacuum Hose (Part No.N4020189019OEA)

APA/URO Parts – C Clip Retainer (Part No.G2050240713APA)

Bando – Multi Rib (Serpentine) Belt (Part No.W1000391471BAN)

ContiTech – Drive V-Belt (Part No.W1000328135CON)

Dayco – Poly Rib Belt Serpentine Belt; 44.09 Long, 4 Rib Count (Part No.5040440)

Litens – Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 76mm Diameter (Part No.900029A)

Litens – Idler/Tensioner Pulley: Direct Fit, Steel, 76mm Diameter (Part No.900170A)

Dayco – Serpentine Idler/Tensioner Pulley; Steel, 76mm Dia., 26mm Width, Smooth (Part No.89522)

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 11" Long, 1.25" Diameter (Part No.B70846)

Rein – Radiator Hose (Part No.CHR0142R)

Elaplast – Cooling Hose (Part No.G2021451795ELA)

Rein – Water Hose (Part No.CHE0254R)

Driveworks – Poly Rib Belt Serpentine Belt; 95.08 Long, 6 Rib Count (Part No.950K6)

Dayco – Poly Rib Belt Serpentine Belt; 92.05 Long, 6 Rib Count (Part No.5060920)

Gates – V-Ribbed Serpentine Belt: 104.97" Long, 6 Rib Count, Exact Fit (Part No.K061045)

Driveworks – Poly Rib Belt Serpentine Belt; 74.02 Long, 6 Rib Count (Part No.740K6)

Driveworks – Poly Rib Belt Serpentine Belt; 74.02 Long, 6 Rib Count (Part No.740K6)

Dayco – Poly Rib Belt Serpentine Belt; 74.02 Long, 6 Rib Count (Part No.5060740)

Dayco – Poly Rib Belt Serpentine Belt; 73.03 Long, 6 Rib Count (Part No.5060730)

Driveworks – Poly Rib Belt Serpentine Belt; 73.03 Long, 6 Rib Count (Part No.730K6)

Dayco – Poly Rib Belt Serpentine Belt; 104.53 Long, 6 Rib Count (Part No.5061045)

Gates – Micro-V« Serpentine Drive Belt (Part No.K060739)

Gates – V-Ribbed Serpentine Belt: 104.97" Long, 6 Rib Count, Exact Fit (Part No.K061045)

Mitsubishi – Multi-Rib (Serpentine) Belt (Part No.W1000227857MBL)

ContiTech – Multi Rib (Serpentine) Belt (Part No.W1000126268CON)

Bando – Multi Rib (Serpentine) Belt (Part No.W1000227857BAN)

ContiTech – Multi Rib (Serpentine) Belt (Part No.W1000340486CON)

Bando – Multi Rib (Serpentine) Belt (Part No.W1000104012BAN)

Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.950440A)

Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.950476A)

INA – INA Accessory Belt Tensioner (Part No.G6000129814INA)

INA – Acc. Belt Tensioner (Part No.G600164174INA)

APA/URO Parts – Accessory Belt Tensi (Part No.G6000129824APA)

Dorman – Automatic Belt Tensioner (Tensioner Only) (Part No.419-386)

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 11" Long, 1.25" Diameter (Part No.B70846)

Rein – Radiator Hose (Part No.CHR0142R)

Elaplast – Cooling Hose (Part No.G2021451795ELA)

CRP – Cooling Hose (Part No.G2021126994CRP)

APA/URO Parts – C Clip Retainer (Part No.G2050240713APA)

CRP – Radiator Hose O-Ring (Part No.G2004306831CRP)

Gates – Premium Modular Coolant Hose (Part No.23091)

Vaico – Cooling Hose (Part No.G2021126987VCO)

Dayco – Cooling Hose (Part No.G2021168539DAY)

Dayco – Serpentine Idler/Tensioner Pulley; Steel, 76mm Dia., 26mm Width, Smooth (Part No.89522)

Litens – Idler Pulley: Direct Fit, Thermoplastic, 85mm Diameter (Part No.900142A)

INA – INA Accessory Belt Idler Pulley (Part No.G602071094INA)