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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.

Brand:
Hutchinson Worldwide - Corporate Logo
ES#:
2731803
Mfg#:
079903133AL
Ships on Dec 3, 2026
Auto Notify
$166.06 USD
Free Shipping
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. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4057454
Mfg#:
06E903133R
In Stock
$47.99 USD
Free Shipping
on orders $49 and up
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

Brand:
Gates - Corporate Logo
ES#:
2763634
Mfg#:
079903341F
Ships in 1 Business Day
$70.82 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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2763632
Mfg#:
079903133ALKT
Ships in 3 Business Days
$650.08

This product was last offered at the strikethrough price on
08-31-2026

$646.08 USD
Free Shipping
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. 2X Entries Into Our F80 M3 Sweepstakes
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

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!

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.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285128
Mfg#:
079903133AL
Ships in 3 Business Days
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
08-31-2026

$456.99 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 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2763635
Mfg#:
079903133ALKT2
Ships on Dec 3, 2026
Auto Notify
ON SALE!
$282.99

This product was last offered at the strikethrough price on
08-31-2026

$282.18 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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285129
Mfg#:
079903137AB
Ships in 1-2 days
10% 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
08-31-2026

$54.00 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 We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2731771
Mfg#:
079903137AB
Ships in 6 Business Days
$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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285142
Mfg#:
079903341F
Ships in 1-2 days
7% 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
08-31-2026

$92.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

Replace your cracked or worn belt

Brand:
Gates - Corporate Logo
ES#:
3234903
Mfg#:
079903137AB
Ships on Sep 25, 2026
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Idler Pulley

Replacement idler pulley to cure front-end squeaks, eliminate belt wobbling, and keep the serpentine belt safely on track in your VAG 4.2L V8 engine. We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4342817
Mfg#:
079903341A
Special Order: No Guaranteed ETA
$18.99 USD
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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