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

No Vehicle selected
Please select your vehicle below.

    • 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 Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW E90 Differential Parts

Sort By
Filter By
Return to Top

Performance Drivetrain Bushing Package

ES#4474045 - 002705ECS02KT - Performance Drivetrain Bushing Package - Achieve an improved driving experience with this comprehensive poly bushing kit! - Assembled By ECS - BMW

Achieve an improved driving experience with this comprehensive poly bushing kit! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4474045
Mfg#:
002705ECS02KT
In Stock
ON SALE!
$1190.99

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

$1096.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Performance Gear Oil (GL4+) SAE 75W-90 (20L JUG)

ES#3660870 - 20014 - High Performance Gear Oil (GL4+) SAE 75W-90 (20L JUG) - Fully synthetic GL4+ gear oil, for use on the street or the track - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz Porsche

Fully synthetic GL4+ gear oil, for use on the street or the track 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3660870
Mfg#:
20014
In Stock at Vendor
$500.99 USD

Metal Plate Limited-Slip Differential - 1.0 Way

ES#2795267 - MF-TRS-10E90 - Metal Plate Limited-Slip Differential - 1.0 Way - Provides maximum traction and lock up when accelerating. Perfect for drift or drag racing situations or those looking to increase the sport feel of the car. - Team MFactory - BMW

Provides maximum traction and lock up when accelerating. Perfect for drift or drag racing situations or those looking to increase the sport feel of the car. Any defects or warranty clams will have to go directly to Team M Factory
For vehicles with a manual transmission

Brand:
Team MFactory - Corporate Logo
ES#:
2795267
Mfg#:
MF-TRS-10E90
Ships in 6 Business Days
$999.99 USD
Free Shipping
on orders $49 and up

Metal Plate Limited-Slip Differential - 1.5 Way

Provides maximum traction when accelerating and provides a "50% lock up" during deceleration For vehicles with a manual transmission

Brand:
Team MFactory - Corporate Logo
ES#:
4669161
Mfg#:
TRS-10E90B-1.5
Ships in 6 Business Days
$999.99 USD
Free Shipping

75W-85 Differential Oil - 1 Liter

ES#4680024 - 83222295532 - 75W-85 Differential Oil - 1 Liter - Differential fluid - SAE 75W-85 (GL-5) - Febi - BMW Mercedes Benz

Differential fluid - SAE 75W-85 (GL-5) 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4680024
Mfg#:
83222295532
In Stock
$36.99

This product was last offered at the strikethrough price on
07-08-2026

$30.99 USD
Free Shipping
on orders $49 and up

Silicone Grease

ES#2650597 - PCG1 - Silicone Grease - Recommended by Powerflex for quiet operation and long service life of polyurethane bushings - Powerflex - Audi BMW Volkswagen MINI Porsche

Recommended by Powerflex for quiet operation and long service life of polyurethane bushings

Brand:
Powerflex - Corporate Logo
ES#:
2650597
Mfg#:
PCG1
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Rebuild Kit Plus

ES#2855278 - MF-TRS-DBE92S - Differential Rebuild Kit Plus - The ultimate kit to bring your differential back to like-new condition - Team MFactory - BMW

The ultimate kit to bring your differential back to like-new condition *Any defects or warranty clams will have to go directly to Team M Factory*
For vehicles with a manual transmission

Brand:
Team MFactory - Corporate Logo
ES#:
2855278
Mfg#:
MF-TRS-DBE92S
Ships in 6 Business Days
$296.99 USD
Free Shipping
on orders $49 and up

Differential Service Kit

ES#3449386 - 33117525064KT4 - Differential Service Kit - All you need in one package for scheduled differential maintenance! - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! 10X Entries For Our 25th Anniversary Sweepstakes!
Includes Castrol Syntrax SAF-XJ 75w140 differential fluid

Brand:
Assembled By ECS - Corporate Logo
ES#:
3449386
Mfg#:
33117525064KT4
In Stock
ON SALE!
$101.04

This product was last offered at the strikethrough price on
06-15-2026

$98.98 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Differential Service Kit

ES#2582006 - E9XDFFKT - Differential Service Kit - Everything you need to service your differential - including new gaskets and seals - Assembled By ECS - BMW

Everything you need to service your differential - including new gaskets and seals 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2582006
Mfg#:
E9XDFFKT
Ships in 4 Business Days
$174.99

This product was last offered at the strikethrough price on
07-06-2026

$170.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Differential Input Shaft Seal - Priced Each

ES#4023523 - 33121213949 - Differential Input Shaft Seal - Priced Each - This is the seal for the pinion shaft - SKF - BMW

This is the seal for the pinion shaft

Brand:
SKF - Corporate Logo
ES#:
4023523
Mfg#:
33121213949
In Stock
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Driveshaft Seal

ES#2584024 - 31507609535 - Driveshaft Seal - Seals the driveshaft to the differential - Genuine BMW - BMW

Seals the driveshaft to the differential

Brand:
Genuine BMW - Corporate Logo
ES#:
2584024
Mfg#:
31507609535
In Stock
12% off MSRP

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

$18.20

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

$15.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Rebuild Kit

ES#2855274 - MF-TRS-RBSE46 - Differential Rebuild Kit - Restore your differntial or keep your new one in good shape - Team MFactory - BMW

Restore your differntial or keep your new one in good shape Any defects or warranty clams will have to go directly to Team M Factory

Brand:
Team MFactory - Corporate Logo
ES#:
2855274
Mfg#:
MF-TRS-RBSE46
Ships in 4 Business Days
$99.99 USD
Free Shipping
on orders $49 and up

Differential Service Kit

ES#3449384 - E46M3DIFSER2KT - Differential Service Kit - All you need in one package for scheduled differential maintenance! With a ECS Magnetic Differential Oil Drain Plug! - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! With a ECS Magnetic Differential Oil Drain Plug! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3449384
Mfg#:
E46M3DIFSER2KT
In Stock
ON SALE!
$274.99

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

$252.18 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About Differential Parts

Stock or limited-slip, we stock bearings, repair parts, complete differential units, and approved differential fluids so you can keep sending power to the axles without noise, harshness, or vibration.

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.

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