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Audi B8/B8.5 S5 Quattro V8 4.2L

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Audi B8/B8.5 S5 Quattro V8 4.2L Engine Drive Belt Parts

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Accessory Belt Tensioner

ES#2731803 - 079903133AL - Accessory Belt Tensioner - Keep your drive belt tight to your accessories. - Hutchinson Worldwide - Audi

Keep your drive belt tight to your accessories. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hutchinson Worldwide - Corporate Logo
ES#:
2731803
Mfg#:
079903133AL
In Stock
$150.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Idler Pulley

ES#2763634 - 079903341F - Accessory Belt Idler Pulley - Also called the relay roller - Gates - Audi Volkswagen

Also called the relay roller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
2763634
Mfg#:
079903341F
In Stock at Vendor
$68.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#4057454 - 06E903133R - Accessory Belt Tensioner - Replacement is recommended with every belt service. - URO - Audi

Replacement is recommended with every belt service. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4057454
Mfg#:
06E903133R
Ships in 1 Business Day
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#4272120 - 079903133AL - Accessory Belt Tensioner - Keep your drive belt tight to your accessories. - URO - Audi Volkswagen

Keep your drive belt tight to your accessories. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4272120
Mfg#:
079903133AL
Ships in 1 Business Day
$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2763632 - 079903133ALKT - Accessory Belt Kit - Keep your accessories running properly with a new tensioner, drive belt, & roller - Genuine Volkswagen Audi - Audi

Keep your accessories running properly with a new tensioner, drive belt, & roller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2763632
Mfg#:
079903133ALKT
Ships in 1 day
$650.44

This product was last offered at the strikethrough price on
02-26-2026

$641.67 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

6-Rib Alternator Belt Conversion Kit

ES#4046017 - B8S56Rib - 6-Rib Alternator Belt Conversion Kit - Get a grip with this 6 rib kit! - JH Motorsports - Audi

Get a grip with this 6 rib kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4046017
Mfg#:
B8S56RIB
Ships in 10 Business Days
$499.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#285128 - 079903133AL - Accessory Belt Tensioner - Keep your drive belt tight to your accessories. - Genuine Volkswagen Audi - Audi

Keep your drive belt tight to your accessories. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285128
Mfg#:
079903133AL
Ships in 1 day
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$491.99

This product was last offered at the strikethrough price on
02-26-2026

$458.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2763635 - 079903133ALKT2 - Accessory Belt Kit - Keep your accessories running properly with a new tensioner, drive belt, & roller - Assembled By ECS - Audi

Keep your accessories running properly with a new tensioner, drive belt, & roller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2763635
Mfg#:
079903133ALKT2
Ships on Jul 17, 2026
Auto Notify
ON SALE!
$272.99

This product was last offered at the strikethrough price on
05-02-2026

$266.27 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#285129 - 079903137AB - Accessory Belt - Replace your cracked or worn belt - Genuine Volkswagen Audi - Audi

Replace your cracked or worn belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285129
Mfg#:
079903137AB
Ships in 1 day
8% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$59.99

This product was last offered at the strikethrough price on
02-26-2026

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#2731771 - 079903137AB - Accessory Belt - Replace your cracked or worn belt - Continental - Audi

Replace your cracked or worn belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2731771
Mfg#:
079903137AB
Ships on Jul 17, 2026
Auto Notify
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Idler Pulley

ES#285142 - 079903341F - Accessory Belt Idler Pulley - Also called the relay roller - Genuine Volkswagen Audi - Audi Volkswagen

Also called the relay roller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285142
Mfg#:
079903341F
Ships in 1 day
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$99.99

This product was last offered at the strikethrough price on
02-26-2026

$93.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

Replace your cracked or worn belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
3234903
Mfg#:
079903137AB
Ships on Jun 24, 2026
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Drive Belt Parts

Drive belts transfer crankshaft power to various accessories, including the alternator, water pump, power steering pump, and air conditioning compressor. Replacement of drive belts, serpentine belts, and drive belt tensioners at recommended service intervals helps you avoid untimely breakdowns and expensive vehicle repairs.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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