Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

BMW E83 X3 M54 2.5L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle BMW E83 X3 M54 2.5L
Your Vehicle BMW E83 X3 M54 2.5L
Change Clear

BMW E83 X3 M54 2.5L Engine Pulley Parts

Sort By
Filter By
Return to Top

Hydraulic Alternator Belt Tensioner Assembly

ES#2873679 - 11287838797 - Hydraulic Alternator Belt Tensioner Assembly - Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley - Febi - BMW
ECS Tuning recommends this product.

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:
Febi - Corporate Logo
ES#:
2873679
Mfg#:
11287838797
Ships on Oct 28, 2026
$83.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Idler Pulley Securing Bolt

ES#14608 - 07119904677 - Idler Pulley Securing Bolt - Used to secure the idler pulley - Genuine BMW - BMW

Used to secure the idler pulley

Brand:
Genuine BMW - Corporate Logo
ES#:
14608
Mfg#:
07119904677
In Stock
3% off MSRP

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

$6.99

This product was last offered at the strikethrough price on
07-31-2026

$6.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley With Vibration Damper

ES#3450112 - 11237513862 - Crankshaft Pulley With Vibration Damper - Reduces vibrations and connects accessories - Corteco - BMW

Reduces vibrations and connects accessories

Brand:
Corteco - Corporate Logo
ES#:
3450112
Mfg#:
11237513862
Ships in 1-2 days
$156.63 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt - M54

ES#4661013 - 4PK863 - Performance Kevlar Reinforced Accessory Belt - M54 - 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#:
4661013
Mfg#:
4PK863
In Stock
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - M8x105mm

ES#14586 - 07119904532 - Hex Bolt - M8x105mm - Worn hardware should be replaced before it fails - Genuine BMW - BMW

Worn hardware should be replaced before it fails Secures the top of the hydraulic alternator belt tensioner assembly to the bracket

Brand:
Genuine BMW - Corporate Logo
ES#:
14586
Mfg#:
07119904532
In Stock
$7.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mechanical A/C Belt Tensioner Assembly

ES#2528731 - 11287512758 - 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#:
2528731
Mfg#:
11287512758
In Stock
$56.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley With Vibration Damper

ES#20546 - 11237513862 - Crankshaft Pulley With Vibration Damper - Reduces vibrations and connects accessories - Genuine BMW - BMW

Reduces vibrations and connects accessories

Brand:
Genuine BMW - Corporate Logo
ES#:
20546
Mfg#:
11237513862
Ships in 7 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.

$719.99

This product was last offered at the strikethrough price on
07-31-2026

$705.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - M8x50mm

ES#14587 - 07119904533 - Hex Bolt - M8x50mm - Worn hardware should be replaced before it fails - Genuine BMW - BMW MINI

Worn hardware should be replaced before it fails Secures the lower portion of the hydraulic alternator belt tensioner to the assembly

Brand:
Genuine BMW - Corporate Logo
ES#:
14587
Mfg#:
07119904533
In Stock
$4.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner

ES#2696132 - 11281717188 - Hydraulic Alternator Belt Tensioner - Hydraulic tensioner for alternator belt, ideal for servicing high mileage tensioner - Ina - BMW

Hydraulic tensioner for alternator belt, ideal for servicing high mileage tensioner We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2696132
Mfg#:
11281717188
In Stock
$79.99

This product was last offered at the strikethrough price on
07-29-2026

$56.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Pulley

ES#2561562 - 11511436590 - Water Pump Pulley - A common failing piece due to the plastic design. - Febi - BMW

A common failing piece due to the plastic design. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2561562
Mfg#:
11511436590
In Stock at Vendor
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VAC Motorsports ATI A/C Pulley

The perfect addition to your VAC ATI Harmonic Damper Pulley when retaining your A/C system

Brand:
VAC Motorsports - Corporate Logo
ES#:
4583530
Mfg#:
VAC-HPCD-M50-ACP
Ships in 3 Business Days
$149.99 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 1-2 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
07-31-2026

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

Mechanical A/C Belt Tensioner Assembly

ES#2972821 - 11287512758 - Mechanical A/C Belt Tensioner Assembly - Complete tensioner assembly with roller - URO - BMW

Complete tensioner assembly with roller 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2972821
Mfg#:
11287512758
In Stock
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt - Air Conditioning Compressor

ES#10333 - 11287512762 - Accessory Belt - Air Conditioning Compressor - A/C belt for your BMW - Continental - BMW

A/C belt for your BMW We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
10333
Mfg#:
11287512762
In Stock
$9.17 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
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.

$82.54

This product was last offered at the strikethrough price on
07-31-2026

$78.99 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

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.

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

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings