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BMW M3 Engine Pulley Parts

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Serpentine Belt Kit

ES#4476492 - 11288581628KT - Serpentine Belt Kit - A complete kit to replace the serpentine belt on your S58 equipped car! - Assembled By ECS - BMW

A complete kit to replace the serpentine belt on your S58 equipped car! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4476492
Mfg#:
11288581628KT
Ships in 3 Business Days
$296.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Assembly

ES#21813 - 11287838797 - Hydraulic Alternator Belt Tensioner Assembly - Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley - Genuine BMW - BMW

Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley

Brand:
Genuine BMW - Corporate Logo
ES#:
21813
Mfg#:
11287838797
Ships in 3 Business Days
6% off MSRP

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

$304.99

This product was last offered at the strikethrough price on
07-20-2026

$286.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt - F8X S55

ES#4661012 - 4PK685 - Performance Kevlar Reinforced Accessory Belt - F8X S55 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - BMW
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4661012
Mfg#:
4PK685
In Stock
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drive Belt Tensioner Pulley - Water Pump/Alternator

ES#4820371 - 11287838194KT - Drive Belt Tensioner Pulley - Water Pump/Alternator - Replacement pulley for your accessory belt tensioner - Doesn not include the arm or hydraulic tensioner - Ina - BMW

Replacement pulley for your accessory belt tensioner - Doesn not include the arm or hydraulic tensioner We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
4820371
Mfg#:
11287838194KT
Ships in 7 Business Days
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley - 66mm

ES#29288 - 12311288238 - Alternator Pulley - 66mm - Includes washer - Genuine BMW - BMW

Includes washer

Brand:
Genuine BMW - Corporate Logo
ES#:
29288
Mfg#:
12311288238
Ships in 3 Business Days
3% off MSRP

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

$109.99

This product was last offered at the strikethrough price on
07-20-2026

$106.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory A/C Belt - E9X M3

ES#4315387 - 6DPK1105 - Performance Kevlar Reinforced Accessory A/C Belt - E9X M3 - Our Kevlar accessory Belts are a performance alternative to a traditional belt. Replaces BMW # 11287841529 - ECS - BMW
ECS Tuning recommends this product.

Our Kevlar accessory Belts are a performance alternative to a traditional belt. Replaces BMW # 11287841529 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with production date from 04/2008

Brand:
ECS - Corporate Logo
ES#:
4315387
Mfg#:
6DPK1105
In Stock
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Roller

ES#21691 - 11281748131 - Hydraulic Alternator Belt Tensioner Roller - Replacement is recommend with every belt service - Genuine BMW - BMW

Replacement is recommend with every belt service

Brand:
Genuine BMW - Corporate Logo
ES#:
21691
Mfg#:
11281748131
Ships in 2 Business Days
ON SALE!
$78.99

This product was last offered at the strikethrough price on
06-25-2026

$75.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S55 Crank Seal Guard & Performance Kevlar-Reinforced Accessory Belt

ES#4876645 - 049453LA01-02KT5 - S55 Crank Seal Guard & Performance Kevlar-Reinforced Accessory Belt - Protect your engine from catastrophic damage and upgrade your accessory belt with this Enthusiast Bundle! - Enthusiast Bundles - BMW

Protect your engine from catastrophic damage and upgrade your accessory belt with this Enthusiast Bundle! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876645
Mfg#:
049453LA01-02KT5
In Stock
ON SALE! SAVE 41%
$170.99

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

$101.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Power Steering Pump Pulley

ES#55352 - 32421722555 - Power Steering Pump Pulley - Driven by serpentine accessory belt - Genuine BMW - BMW

Driven by serpentine accessory belt

Brand:
Genuine BMW - Corporate Logo
ES#:
55352
Mfg#:
32421722555
Ships in 3 Business Days
2% off MSRP

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

$488.99

This product was last offered at the strikethrough price on
07-20-2026

$477.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt - Alternator/Water Pump

ES#21808 - 11287837898 - Accessory Belt - Alternator/Water Pump - Keep your accessories turning - Genuine BMW - BMW

Keep your accessories turning

Brand:
Genuine BMW - Corporate Logo
ES#:
21808
Mfg#:
11287837898
In Stock
13% off MSRP

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

$60.99

This product was last offered at the strikethrough price on
07-20-2026

$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley Outer

ES#20517 - 11231722553 - Crankshaft Pulley Outer - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
20517
Mfg#:
11231722553
Ships in 9 Business Days
1% off MSRP

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

$472.99

This product was last offered at the strikethrough price on
07-20-2026

$469.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AFe Power Pulley

ES#2532824 - 79-10002 - AFe Power Pulley - Bolt-on performance in minutes! - AFE - BMW

Bolt-on performance in minutes! For vehicles with a production date from 05/2008+ & a counterclockwise rotating Power Steering Pump

Brand:
AFE - Corporate Logo
ES#:
2532824
Mfg#:
79-10002
Ships in 3 Business Days
20% off MSRP

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

$585.00

This product was last offered at the strikethrough price on
01-28-2026

$468.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Belt Tensioner Conversion Kit

ES#4164847 - 11287838797K - Belt Tensioner Conversion Kit - Update from a mechanical tensioner to a hydraulic style tensioner - URO - BMW

Update from a mechanical tensioner to a hydraulic style tensioner 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4164847
Mfg#:
11287838797K
Back Ordered
Auto Notify
$82.99

This product was last offered at the strikethrough price on
06-16-2026

$65.99 USD
Free Shipping
on orders $49 and up

Underdrive Pulley Kit

ES#3149101 - D560-0004 - Underdrive Pulley Kit - Eliminate power-sucking, parasitic drag with no downside - +11HP/+7TQ - Dinan - BMW

Eliminate power-sucking, parasitic drag with no downside - +11HP/+7TQ Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with a production date from 06/2008

Brand:
Dinan - Corporate Logo
ES#:
3149101
Mfg#:
D560-0004
Ships in 5 Business Days
11% off MSRP

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

$506.99

This product was last offered at the strikethrough price on
07-20-2026

$449.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fillister Head Screw - M10x25mm

ES#16139 - 07129905534 - Fillister Head Screw - M10x25mm - Secures roller to hydraulic alternator belt tensioner assembly - Genuine BMW - BMW

Secures roller to hydraulic alternator belt tensioner assembly

Brand:
Genuine BMW - Corporate Logo
ES#:
16139
Mfg#:
07129905534
In Stock
$4.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport S54 Power Pulley Kit

ES#4316045 - PPK-S54-A-TKT8 - Turner Motorsport S54 Power Pulley Kit - Assembled By ECS - BMW

10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4316045
Mfg#:
PPK-S54-A-TKT8
Ships on Aug 24, 2026
Auto Notify
ON SALE! SAVE 13%
$252.95

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

$220.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Pulley Parts

Pulleys drive accessories essential to vehicle operation. Whether you need to install a stock original equipment pulley during a repair, or improve engine performance and appearance with a lightweight aluminum or underdrive pulley, count on ECS Tuning for pulley solutions that work.

Let us help you find the parts that fit your BMW

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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