Audi A3 Belts and Hoses

Essential Audi A3 Belts and Hoses

Rein – Belt Tensioner Bolt (Part No.HWB0035)

Belt Tensioner Bolt

from

$2.99
Rein Automotive bolt and hardware kits are manufactured with premium materials and are direct replacements for the OE. Kits include all necessary bolts to complete a specific repair.

Product Features:
  • Includes all the bolts needed to complete the job.
  • Designed as direct-fit replacements to ensure trouble-free proper installation.
  • Manufactured to strict engineering standards and specifications for materials and tolerances.
  • Restores the vehicle to safe and optimal performance levels.
  • Aluminum bolts are torque to yield and must be replaced once they are removed.
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APA/URO Parts – Heater Hose Connecto (Part No.R3036445070APA)

Heater Hose Connecto

from

$13.35
Heater Hose Connecto

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.5" Long, 1.25" Diameter (Part No.E72735)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.5" Long, 1.25" Diameter

from

$167.99
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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Rein – Coolant Hose Connector (Part No.CHC0772)

Coolant Hose Connector

from

$9.99
Rein OE Quality connectors are designed to be direct replacements for OE connectors. Rein connectors are manufactured with high-quality metal construction to ensure durability and long service life.

Product Features:
  • Manufactured to strict engineering standards/specifications in materials and tolerances
  • High corrosion resistance
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Kayser – Booster Vacuum Hose (Part No.N4020452855KAY)

Booster Vacuum Hose

from

$69.03
Booster Vacuum Hose

CRP – Hose Clamp (Part No.Y3063860142CRP)

Hose Clamp

from

$2.07
Hose Clamp

Rein – Rein Radiator Hose (Part No.G2000462041RIN)

Rein Radiator Hose

from

$219.12
Designed to be direct replacements for OE hoses and assemblies, Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings when called for by the original manufacturer. Rein hose systems, feature integrated thermoplastic couplings, O-ring seals, and multiple connections that branch out to various engine components. Rein Automotive hoses are designed to fit just like the OE hose. No more cutting hoses to fit or repurposing old “quick connect” fittings.

Product Features:
  • Direct OE replacement for European cars
  • Integrated thermoplastic couplings and O-ring seals
  • Designed to go directly from the shelf to the vehicle. No cutting is ever needed
  • 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 135C
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Vaico – Molded Radiator Hose (Part No.G2000445224VCO)

Molded Radiator Hose

from

$134.11
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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Litens – Serpentine Belt Tensioner: 1 Piece (Part No.950330A)

Serpentine Belt Tensioner: 1 Piece

from

$58.99
Litens Automotive is the original equipment (O.E.) supplier of this tensioner for VW Diesel applications. 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 O.E. round spring technology as well as the internal damping design specified for this application. There is a release-pin feature molded into the base on this tensioner for ease of belt removal and replacement. 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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Dayco – Serpentine Belt Tensioner; 1 Piece, HD, Built To Outperform And Outlast OE Parts (Part No.89686)

Serpentine Belt Tensioner; 1 Piece, HD, Built To Outperform And Outlast OE Parts

from

$97.99
The Dayco automatic belt tensioner features Dayco’s original, patented flat spring design to provide less operating range variation. It reduces the risk of premature accessory bearing failure due to high tension and lessens the risk of belt noise and slippage – or poor performance caused by low tension. A PTFE string wound within the spring resists abrasion and dampens noise. Dayco’s tensioner is also designed with a heavy-duty cast aluminum spring case and arm, which helps resist cracking and fatigue and offers additional strength, lessening the risk of distortion. Additional premium thermoplastic rubber spring slot plugs and rubber O-ring seals help keep contaminants out and zinc coated mounting bolts resist rust.

Product Features:
  • Endures the toughest conditions while promoting quieter performance and longer life
  • Features a steel pivot tube on specific designs for enhanced stability
  • Built to outperform and outlast competitive OE parts
  • Meets or exceeds OE quality
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APA/URO Parts – C Clip Retainer (Part No.G2050240713APA)

C Clip Retainer

from

$1.25
C Clip Retainer

Bando – Multi Rib (Serpentine) Belt (Part No.W100081284BAN)

Multi Rib (Serpentine) Belt

from

$18.24
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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ContiTech – Multi Rib (Serpentine) Belt (Part No.W100089801CON)

Multi Rib (Serpentine) Belt

from

$24.32
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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Dorman – Molded Heater Hose: Aluminum, OE Fix, Upgraded Material (Part No.626-612)

Molded Heater Hose: Aluminum, OE Fix, Upgraded Material

from

$63.99
This replacement HVAC heater hose assembly is engineered to match the fit and durability of the stock heater hose assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Upgraded material – this replacement engine heater pipe is made of steel for added durability
  • Application specific – designed to match the original fit and function of heater hoses on certain vehicle years, makes and models
  • Complete replacement – hoses come with necessary clamps for easy installation
  • Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
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Rein – Heater Hose (Part No.CHH0529)

Heater Hose

from

$59.99
Rein Automotive OE quality heater 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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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter (Part No.900125A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter

from

$29.99
Litens Automotive is the original equipment (O.E.) supplier for this application. This genuine Litens replacement pulley is also manufactured by Litens, the world’s largest supplier of original equipment power transmission products. 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. 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
  • Installation instructions included
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Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.38018)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$25.99
Product Features:
  • Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
  • Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
  • OE-quality fit for virtually every domestic or import vehicle on the road today
  • Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
  • Premium bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
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Dayco – Poly Rib Belt Serpentine Belt; 42.32 Long, 6 Rib Count (Part No.5060423)

Poly Rib Belt Serpentine Belt; 42.32 Long, 6 Rib Count

from

$27.49
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
  • Made in the USA
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Gates – Micro-V« Serpentine Drive Belt (Part No.K060415)

Micro-V« Serpentine Drive Belt

from

$26.49
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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Rein – Radiator Hose (Part No.G2000384751RIN)

Radiator Hose

from

$157.95
Designed to be direct replacements for OE hoses and assemblies, Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings when called for by the original manufacturer. Rein hose systems, feature integrated thermoplastic couplings, O-ring seals, and multiple connections that branch out to various engine components. Rein Automotive hoses are designed to fit just like the OE hose. No more cutting hoses to fit or repurposing old “quick connect” fittings.

Product Features:
  • Direct OE replacement for European cars
  • Integrated thermoplastic couplings and O-ring seals
  • Designed to go directly from the shelf to the vehicle. No cutting is ever needed
  • 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 135C
See More

Rein – Rein Radiator Hose (Part No.G2000396080RIN)

Rein Radiator Hose

from

$186.22
Designed to be direct replacements for OE hoses and assemblies, Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings when called for by the original manufacturer. Rein hose systems, feature integrated thermoplastic couplings, O-ring seals, and multiple connections that branch out to various engine components. Rein Automotive hoses are designed to fit just like the OE hose. No more cutting hoses to fit or repurposing old “quick connect” fittings.

Product Features:
  • Direct OE replacement for European cars
  • Integrated thermoplastic couplings and O-ring seals
  • Designed to go directly from the shelf to the vehicle. No cutting is ever needed
  • 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 135C
See More

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.5" Long, 1.25" Diameter (Part No.E73064)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.5" Long, 1.25" Diameter

from

$78.99
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
See More

Dorman – Coolant Hose Connector (Part No.627-004)

Coolant Hose Connector

from

$29.49
This radiator coolant hose 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 radiator coolant hose 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
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Dorman – Coolant Hose Connector (Part No.627-006)

Coolant Hose Connector

from

$18.99
This radiator coolant hose 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 radiator coolant hose 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
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Dorman – Coolant Hose Connector (Part No.902-795)

Coolant Hose Connector

from

$17.49
This radiator coolant hose 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 radiator coolant hose 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
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Helping You Find the Right Belts and Hoses for Your Audi A3

You love your A3. So we’ve made it easier than ever to help you find Audi A3 Belts and Hoses in our online catalog. Our inventory holds 77 aftermarket and OEM Belts and Hoses for your Audi A3, ranging from $1.25 to $219.12.

We offer parts from 19 brands trusted to make quality Belts and Hoses for your Audi A3. Before you buy, take some time to read through customer reviews. We currently have 588 reviews of Audi A3 Belts and Hoses from previous customers. Some of the top rated parts include Coolant Hose Connector with 5.0 stars and Coolant Hose Connector with 5.0 stars.

Find your A3 Belts and Hoses here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Audi A3 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Belts and Hoses Brands for Your Audi A3

Our inventory holds Belts and Hoses for your Audi A3 from 19 trusted brands. You’ll find OEM and aftermarket parts from brands like Dayco, DriveWorks, and Litens, all of which can keep that Audi happy.

Top-Rated Dayco Belts and Hoses

Leading Dayco Belts and Hoses

We carry Dayco brand parts for your Audi A3 across several catalog categories, including Serpentine and V Belts. Some of our most reviewed Dayco parts include:
Poly Rib Belt Serpentine Belt; 44 Long, 6 Rib Count
from $35.99
(9)
Poly Rib Belt Serpentine Belt; 44 Long, 6 Rib Count
Serpentine Belts

FAQs for Audi A3 Belts and Hoses

What are the most purchased Belts and Hoses for the Audi A3?

Out of 77 Belts and Hoses for the Audi A3, the most popular in our inventory are:
Premium 5/16 X 50 Ft Heater Hose by Gates (sold by each)
from $1.79
This product is not rated
Premium 5/16 X 50 Ft Heater Hose by Gates (sold by each)
Heater Hoses
Coolant Hose Connector
from $29.49
(2)
Coolant Hose Connector
Coolant Hose Connectors

What are the top-rated Audi A3 Belts and Hoses?

Top-rated Belts and Hoses for your Audi A3 based on customer reviews/ratings are:
Coolant Hose Connector
from $17.49
(3)
Coolant Hose Connector
“Quedó exacto”
Coolant Hose Connector
from $23.99
(3)
Coolant Hose Connector
“Perfect fit for my VW GTI. No leaks and no problems so far.”
Serpentine Belt Tensioner: 1 Piece
from $58.99
(1)
Serpentine Belt Tensioner: 1 Piece
“worked but difficult to install”