Audi S4 Belts and Hoses

Essential Audi S4 Belts and Hoses

Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 80 mm Diameter (Part No.900684A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 80 mm Diameter

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$86.99
This Litens Idler Pulley is manufactured by the original equipment (O.E.) part supplier to ensure proper form, fit, and performance. All O.E. pulley hardware is included to reduce install time. Part designed for Audi/VW/Porsche applications. Like the OE part, this part is of made of steel material and manufactured in Europe. 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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APA/URO Parts – C Clip Retainer (Part No.G2050240713APA)

C Clip Retainer

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$1.30
C Clip Retainer

Febi – C Clip Retainer (Part No.G2050309483FEB)

C Clip Retainer

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$3.92
C Clip Retainer

Elring – Water Pump O-Ring (Part No.G3059279771ELR)

Water Pump O-Ring

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$3.97
Water Pump O-Ring

CRP – Hose Clamp (Part No.Y3063860142CRP)

Hose Clamp

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$2.07
Hose Clamp

Gates – Molded 90 Degree Heater Hose (Part No.28474)

Molded 90 Degree Heater Hose

from

$14.79
Specially designed for difficult heater hose applications requiring sharp 90 degree bends in the hose. Eliminates the need for extensive inventory of OE type curved heater hose. Just 22 sizes handle thousands of applications.

Product Features:
  • Resists electrochemical degradation and water permeation
  • Use with heater hose connectors and bulk heater hose to create custom assemblies
  • Compatible for coolant, air and water applications
  • EPDM tube and cover, synthetic fiber reinforcement
  • SAE 20R3 EC Class D1, SAE 20R4 EC Class D1
  • Temperature Range: -40 Deg. F to +275 Deg. F (-40 Deg. C to +135 Deg. C)
  • Caution: Do not use for fuel or oil transfer applications
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Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length (Part No.80400)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length

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$18.29
Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • Meets Type EC electro-chemical requirements as specified in SAE J1684
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Febi – Acc. Belt Tensioner (Part No.G60011367401FEB)

Acc. Belt Tensioner

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$113.33
The FEBI Accessory Belt Tensioner Assembly is a direct fit OEM replacement that contains the same high quality craftsmanship and materials as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application
  • High quality precision spring tension assembly
  • OE specified bearing and pulley assembly
  • Durable long life performance
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Litens – Serpentine Belt Tensioner: 1 Piece (Part No.950440A)

Serpentine Belt Tensioner: 1 Piece

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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.
  • Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d
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Dayco – Poly Rib Belt Serpentine Belt; 44.09 Long, 4 Rib Count (Part No.5040440)

Poly Rib Belt Serpentine Belt; 44.09 Long, 4 Rib Count

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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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Dayco – Poly Rib Belt Serpentine Belt; 44.09 Long, 5 Rib Count (Part No.5050440)

Poly Rib Belt Serpentine Belt; 44.09 Long, 5 Rib Count

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$24.79
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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ContiTech – Multi Rib (Serpentine) Belt (Part No.W100038085CON)

Multi Rib (Serpentine) Belt

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$36.57
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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ContiTech – Multi Rib (Serpentine) Belt (Part No.W1000861605CON)

Multi Rib (Serpentine) Belt

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$53.95
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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CRP – HOSE – FUEL (Part No.4L30010807CRP)

HOSE - FUEL

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$596.98
HOSE – FUEL

ContiTech – Diesel Injection Hose (Part No.D103024165CON)

Diesel Injection Hose

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$20.37
ContiTech develop and produce complete line systems from the tank through to the engine. The systems comply are cost-efficient and easy-to-install. ContiTech special competence is the manufacture of tight connections between hoses, pipes and fittings and the assemblies to which these are hooked up. Safe and reliable parts are the result. The product range includes supply and return lines and ventilation lines.

Product Features:
  • OE Quality
  • Good AdBlue resistance
  • Safe and reliable
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Vaico – Cooling Hose (Part No.G2021126987VCO)

Cooling Hose

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$16.41
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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Dayco – Serpentine Idler/Tensioner Pulley; Steel, 76mm Dia., 28mm Width, Smooth (Part No.89059)

Serpentine Idler/Tensioner Pulley; Steel, 76mm Dia., 28mm Width, Smooth

from

$51.99
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 pl

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

Serpentine Idler/Tensioner Pulley; Steel, 76mm Dia., 26mm Width, Smooth

from

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

Premium Modular Coolant Hose

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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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Rein – Radiator Hose (Part No.CHR0506)

Radiator Hose

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$144.99
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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Aftermarket – Booster Vacuum Hose (Part No.N4020188725OEA)

Booster Vacuum Hose

from

$43.56
Booster Vacuum Hose

Helping You Find the Right Belts and Hoses for Your Audi S4

You love your S4. So we’ve made it easier than ever to help you find Audi S4 Belts and Hoses in our online catalog. Our inventory holds 67 aftermarket and OEM Belts and Hoses for your Audi S4, ranging from $1.30 to $596.98.

We offer parts from 17 brands trusted to make quality Belts and Hoses for your Audi S4. Before you buy, take some time to read through customer reviews. We currently have 1,810 reviews of Audi S4 Belts and Hoses from previous customers. Some of the top rated parts include Poly Rib Belt Serpentine Belt; 96.85 Long, 6 Rib Count with 4.6 stars and Serpentine Idler/Tensioner Pulley; Direct Fit, 76 mm Diameter, 26 mm Smooth with 4.4 stars.

Find your S4 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 S4 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 S4

Our inventory holds Belts and Hoses for your Audi S4 from 17 trusted brands. You’ll find OEM and aftermarket parts from brands like Dayco, Driveworks, and Dorman, 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 S4 across several catalog categories, including Pulleys and Serpentine and V Belts. Some of our most reviewed Dayco parts include:
Poly Rib Belt Serpentine Belt; 96.85 Long, 6 Rib Count
from $64.99
(54)
Poly Rib Belt Serpentine Belt; 96.85 Long, 6 Rib Count
Serpentine Belts
Poly Rib Belt Serpentine Belt; 46.25 Long, 6 Rib Count
from $34.99
(48)
Poly Rib Belt Serpentine Belt; 46.25 Long, 6 Rib Count
Serpentine Belts

FAQs for Audi S4 Belts and Hoses

What are the most purchased Belts and Hoses for the Audi S4?

Out of 67 Belts and Hoses for the Audi S4, the most popular in our inventory are:
Poly Rib Belt Serpentine Belt; 66.55 Long, 6 Rib Count
from $27.99
(21)
Poly Rib Belt Serpentine Belt; 66.55 Long, 6 Rib Count
Serpentine Belts
Poly Rib Belt Serpentine Belt; 73.03 Long, 6 Rib Count
from $48.49
(15)
Poly Rib Belt Serpentine Belt; 73.03 Long, 6 Rib Count
Serpentine Belts

What are the top-rated Audi S4 Belts and Hoses?

Top-rated Belts and Hoses for your Audi S4 based on customer reviews/ratings are:
Poly Rib Belt Serpentine Belt; 96.85 Long, 6 Rib Count
from $57.99
(74)
Poly Rib Belt Serpentine Belt; 96.85 Long, 6 Rib Count
“Perfect replacement and easy to install”
Serpentine Idler/Tensioner Pulley; Direct Fit, 76 mm Diameter, 26 mm Smooth
from $40.99
(20)
Serpentine Idler/Tensioner Pulley; Direct Fit, 76 mm Diameter, 26 mm Smooth
“WORKS GREAT.. REPLACED PULLEY ON A 1993 FORD ECONOLINE 150 VAN WITH ALMOST 180,000 MILES 5.8L ENGINE.. VERY SIMPLE TO INSTALL.. ONLY NEEDED TO REMOVE ”
Poly Rib Belt Serpentine Belt; 92.05 Long, 6 Rib Count
from $46.99
(17)
Poly Rib Belt Serpentine Belt; 92.05 Long, 6 Rib Count
“Its premature to rate car parts until you have a few miles on them. But initial quality is good and it was installed with ease. So far so good”