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 E46 Differential Parts

Sort By
Filter By
Return to Top

Differential Cover

ES#4879344 - 33112282482 - Differential Cover - If you are experiencing bushing failure OE bushings are not available separately. - URO - BMW

If you are experiencing bushing failure OE bushings are not available separately. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4879344
Mfg#:
33112282482
In Stock
$241.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

188 Differential Bearings - Pair

ES#4220126 - MF-TRS-DBE46 - 188 Differential Bearings - Pair - Pair of out put shaft differential bearings - Team MFactory - BMW

Pair of out put shaft differential bearings

Brand:
Team MFactory - Corporate Logo
ES#:
4220126
Mfg#:
MF-TRS-DBE46
Ships in 9 Business Days
$179.99 USD
Free Shipping
on orders $49 and up

Performance Polyurethane Differential Bushing Set - Rear Position

ES#2748537 - 002447ECS01 - Performance Polyurethane Differential Bushing Set - Rear Position - ECS engineered to improve power application and provide superior service life over factory rubber bushings - ECS - BMW

ECS engineered to improve power application and provide superior service life over factory rubber bushings 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2748537
Mfg#:
002447ECS01
In Stock
ON SALE! SAVE 25%
$148.99

This product was last offered at the strikethrough price on
06-13-2026

$111.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MoS2 Anti Friction Additive For Manual Transmission / Differential

ES#261605 - 2019 - MoS2 Anti Friction Additive For Manual Transmission / Differential - Increase the life of your gear oil, and decrease gearbox noise - Liqui-Moly - Audi BMW Volkswagen Porsche

Increase the life of your gear oil, and decrease gearbox noise 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
261605
Mfg#:
2019
In Stock
45% off MSRP

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

$22.99

This product was last offered at the strikethrough price on
08-11-2026

$12.55 USD
Free Shipping
on orders $49 and up

Differential Service Kit

ES#1895208 - E46M3DIFSER - Differential Service Kit - All you need in one package for scheduled differential maintenance! - Genuine BMW - BMW

All you need in one package for scheduled differential maintenance! Includes BMW SAF-XJ limited slip differential fluid with FM booster

Brand:
Genuine BMW - Corporate Logo
ES#:
1895208
Mfg#:
E46M3DIFSER
In Stock
$236.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Fully Synthetic Hypoid Limited Slip Differential Fluid (75w-140) - 1 Liter

ES#3187920 - lm20042 - Fully Synthetic Hypoid Limited Slip Differential Fluid (75w-140) - 1 Liter - For use in limited slip differentials, features a friction modifier for more efficient, quieter performance in LSD clutches - Liqui-Moly - BMW Mercedes Benz

For use in limited slip differentials, features a friction modifier for more efficient, quieter performance in LSD clutches 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3187920
Mfg#:
LM20042
In Stock
20% off MSRP

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

$45.99

This product was last offered at the strikethrough price on
06-08-2026

$36.79 USD
Free Shipping
on orders $49 and up

75W110 GL-5 Gear Oil - 1 quart

ES#2847957 - 57804 - 75W110 GL-5 Gear Oil - 1 quart - Synthetic gear oil for superior performance in your differential - Redline - BMW

Synthetic gear oil for superior performance in your differential

Brand:
Redline - Corporate Logo
ES#:
2847957
Mfg#:
57804
Ships in 1-2 days
$25.89 USD
Free Shipping
on orders $49 and up

Febi Manual Transmission Fluid (75w-80) - 1 Liter

ES#2876852 - G052911 - Febi Manual Transmission Fluid (75w-80) - 1 Liter - Fully synthetic high performance GL-5 gear oil excellent lubricating properties, high ageing resistance, and high wetting and adhesion properties - Febi - Audi BMW Volkswagen MINI

Fully synthetic high performance GL-5 gear oil excellent lubricating properties, high ageing resistance, and high wetting and adhesion properties 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2876852
Mfg#:
G052911
In Stock
$29.99

This product was last offered at the strikethrough price on
07-10-2026

$22.99 USD
Free Shipping
on orders $49 and up

MFactory Helical Limited Slip Differential Kit

ES#4758127 - trs-05e46aKT - MFactory Helical Limited Slip Differential Kit - Includes an MFactory Helical LSD, 2 Quarts of Redline 75w90 Diff, an ECS Magnetic plug, and Loctite 5970 gasket maker! - Assembled By ECS - BMW

Includes an MFactory Helical LSD, 2 Quarts of Redline 75w90 Diff, an ECS Magnetic plug, and Loctite 5970 gasket maker! 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with manual or automatic transmission

Brand:
Assembled By ECS - Corporate Logo
ES#:
4758127
Mfg#:
TRS-05E46AKT
Ships in 1 Business Day
$1130.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Differential And LSD Tune

ES#4846087 - bm237haKT - Differential And LSD Tune - Upgrade to a better performing LSD also includes tune. - OS Giken - BMW

Upgrade to a better performing LSD also includes tune.

Brand:
OS Giken - Corporate Logo
ES#:
4846087
Mfg#:
BM237HAKT
Ships in 2 Business Days
$2100.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Axle Shaft Seal - Priced Each

ES#2129953 - 33107510289 - Differential Axle Shaft Seal - Priced Each - Includes locking snap ring - Victor Reinz - BMW

Includes locking snap ring

Brand:
Victor Reinz - Corporate Logo
ES#:
2129953
Mfg#:
33107510289
Ships in 1 Business Day
$25.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Axle Seal

ES#3184702 - 33107505601 - Front Axle Seal - Located on the front differential carrier - Corteco - BMW

Located on the front differential carrier

Brand:
Corteco - Corporate Logo
ES#:
3184702
Mfg#:
33107505601
In Stock
$9.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Helical Limited Slip Differential - Final Ratio 3.07 or Less

ES#2795230 - MF-TRS-05E46 - Helical Limited Slip Differential - Final Ratio 3.07 or Less - Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering. - Team MFactory - BMW

Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering. For vehicles with a manual transmission
Gear ratio: 3.07:1

Brand:
Team MFactory - Corporate Logo
ES#:
2795230
Mfg#:
MF-TRS-05E46
In Stock
$999.99 USD
Free Shipping

Performance Polyurethane Differential Bushing - Front Position

ES#2748535 - 002447ECS02 - Performance Polyurethane Differential Bushing - Front Position - ECS engineered to improve power application and provide superior service life over factory rubber bushings - ECS - BMW

ECS engineered to improve power application and provide superior service life over factory rubber bushings 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2748535
Mfg#:
002447ECS02
In Stock
ON SALE! SAVE 25%
$66.99

This product was last offered at the strikethrough price on
06-13-2026

$50.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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