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BMW 328i Engine Pulley Parts

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Vibration Damper Bolt

ES#2498174 - 11217614270 - Vibration Damper Bolt - Replace this any time you remove the damper. This is the also the S55 crank hub bolt! - Genuine BMW - BMW

Replace this any time you remove the damper. This is the also the S55 crank hub bolt!

Brand:
Genuine BMW - Corporate Logo
ES#:
2498174
Mfg#:
11217614270
In Stock
4% off MSRP

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

$42.70

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

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Conversion Kit

ES#517967 - 11287838797 - Hydraulic Alternator Belt Tensioner Conversion Kit - Complete conversion kit for converting alternator tensioner over to the more reliable hydraulic tensioner design - Assembled By ECS - BMW

Complete conversion kit for converting alternator tensioner over to the more reliable hydraulic tensioner design 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
517967
Mfg#:
11287838797
In Stock
ON SALE!
$113.99

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

$110.42 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crank Case Fasteners

ES#17488 - 11110392552 - Crank Case Fasteners - Bolts your lower crank case assembly to the upper crank case block. - Genuine BMW - BMW

Bolts your lower crank case assembly to the upper crank case block.

Brand:
Genuine BMW - Corporate Logo
ES#:
17488
Mfg#:
11110392552
In Stock
2% off MSRP

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

$42.99

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

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Assembly

ES#3129598 - 11287838797 - Hydraulic Alternator Belt Tensioner Assembly - Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley - URO - BMW

Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3129598
Mfg#:
11287838797
In Stock
$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Belt Tensioner Assembly

ES#4830551 - 11287530314 - Belt Tensioner Assembly - Complete tensioner assembly - Bremmen Parts - BMW

Complete tensioner assembly 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830551
Mfg#:
11287530314
In Stock
ON SALE! SAVE 21%
$54.99

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

$43.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VAC V2 Harmonic SuperDamper By ATI - N54

ES#4335469 - VAC-HPCD-N54 - VAC V2 Harmonic SuperDamper By ATI - N54 - Isolate harmonics before they can destroy your engine - The Updated V2 VAC Motorsports Harmonic Damper is capable of 9,500 RPM - ATI Performance Products - BMW

Isolate harmonics before they can destroy your engine - The Updated V2 VAC Motorsports Harmonic Damper is capable of 9,500 RPM

Brand:
ATI Performance Products - Corporate Logo
ES#:
4335469
Mfg#:
VAC-HPCD-N54
Ships in 9 Business Days
$1059.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mechanical Alternator Belt Tensioner Assembly

ES#2162740 - 11281427252 - Mechanical Alternator Belt Tensioner Assembly - Tensions the belt connecting the water pump, alternator, and power steering pump. Includes roller. - Ina - BMW
ECS Tuning recommends this product.

Tensions the belt connecting the water pump, alternator, and power steering pump. Includes roller. We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2162740
Mfg#:
11281427252
Ships in 1-2 days
$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Belt - N20/N26

ES#4485232 - 6Pk1003 - Performance Kevlar Reinforced Belt - N20/N26 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - BMW Volkswagen
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#:
4485232
Mfg#:
6PK1003
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Roller

ES#2137092 - 11281748131 - Hydraulic Alternator Belt Tensioner Roller - Replacement is recommend with every belt service - Ina - BMW
ECS Tuning recommends this product.

Replacement is recommend with every belt service We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2137092
Mfg#:
11281748131
In Stock
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mechanical A/C Belt Tensioner Assembly

ES#4759474 - 11281433571 - Mechanical A/C Belt Tensioner Assembly - Complete tensioner assembly with roller - Bremmen Parts - BMW

Complete tensioner assembly with roller 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4759474
Mfg#:
11281433571
In Stock
ON SALE! SAVE 21%
$59.99

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

$47.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mechanical A/C Belt Tensioner Assembly

ES#2137122 - 11281433571 - Mechanical A/C Belt Tensioner Assembly - Complete tensioner assembly with roller - Ina - BMW
ECS Tuning recommends this product.

Complete tensioner assembly with roller We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2137122
Mfg#:
11281433571
In Stock
$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Water Pump Pulley

ES#2534820 - 11511436590 - Aluminum Water Pump Pulley - An upgrade over commonly failing plastic pulley - URO - BMW
ECS Tuning recommends this product.

An upgrade over commonly failing plastic pulley 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534820
Mfg#:
11511436590
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner Assembly

ES#3648482 - 11287594969 - Accessory Belt Tensioner Assembly - This is the main belt tensioner for A/C, and alternator - Ina - BMW
ECS Tuning recommends this product.

This is the main belt tensioner for A/C, and alternator We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3648482
Mfg#:
11287594969
In Stock
$72.99

This product was last offered at the strikethrough price on
04-15-2026

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Alternator Tool Kit - 13 Pieces

ES#11415 - bta-13pcs - Bosch Alternator Tool Kit - 13 Pieces - Remove and install OAD alternator pulleys - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Remove and install OAD alternator pulleys 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
11415
Mfg#:
BTA-13PCS
In Stock
ON SALE! SAVE 30%
$78.99

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

$55.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#2635521 - 11281437929 - Accessory Belt - Drives the alternator, water pump, and power steering pump - Continental - BMW

Drives the alternator, water pump, and power steering pump We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2635521
Mfg#:
11281437929
In Stock
$18.79 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

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Manufacturer names and/or part numbers are used only for identification purposes.

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