Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle 2016 MINI Cooper Countryman Base Hatchback L4 1.6L

The Ultimate Drivetrain Upgrades For your E46 M3

Making your BMW more capable on the street or track isn�t just a simple matter of increasing your horsepower or completely building your suspension. Some of the best improvements you can make are upgrades to your drivetrain to reduce deflection and improve throttle response. That�s why we have put together our list of the ultimate clutch, driveshaft, diff, shifter, bushing and mount upgrades all in one place for your BMW to achieve the ultimate driving experience.


The Ultimate Upgrades

Fits:
BMW E46 M3 (2001-2006)

ECS Magnetic Differential Oil Drain Plug - M22x1.5
Monitor the condition of your differential at each service and remove harmful metallic contaminants from imposing premature wear.
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 3046103
Mfg#: 009314ECS01A

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 30%
$62.99

This product was last offered at the strikethrough price on
11-07-2026

$44.09 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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
10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Brand: Liqui-Moly - Corporate Logo
ES#: 3187920
Mfg#: LM20042

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
26% off MSRP

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


$49.99
$36.79 USD
Free Shipping Free Shipping
on orders $49 and up
Differential Service Kit
All you need in one package for scheduled differential maintenance!
10X Entries Into Our F80 M3 Sweepstakes
Includes Castrol Syntrax SAF-XJ 75w140 differential fluid
Brand: Assembled By ECS - Corporate Logo
ES#: 3449386
Mfg#: 33117525064KT4

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE
$102.09

This product was last offered at the strikethrough price on
11-07-2026

$99.03 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Partial Replacement
Castrol SAF-XJ (75w-140) - 500mL
Used In AMG and BMW Motorsport rear differentials
Brand: Castrol - Corporate Logo
ES#: 1613859
Mfg#: 001989520310

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
$41.59 USD
Free Shipping Free Shipping
on orders $49 and up
Transmission Service Kit
Featuring Redline gear oil and drain/fill plugs
10X Entries Into Our F80 M3 Sweepstakes
Brand: Assembled By ECS - Corporate Logo
ES#: 2603011
Mfg#: 23117527440KT

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE
$113.99

This product was last offered at the strikethrough price on
11-07-2026

$109.77 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Partial Replacement

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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings