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

Audi B6 Rear Differential Mounts

Sort By
Filter By
Return to Top

Performance Rear Differential Mount - Audi B6/B7 A4/S4

ES#2717984 - 003249ECS01 - Performance Rear Differential Mount - Audi B6/B7 A4/S4 - Increase drivetrain rigidity and response! - ECS - Audi

Increase drivetrain rigidity and response! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2717984
Mfg#:
003249ECS01
In Stock
ON SALE!
$235.99

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

$228.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Damping Performance Coilover System - Audi B6/B7 A4/S4 & Performance Rear Differential Mount

ES#4751047 - 027966ECS01EBKT - Adjustable Damping Performance Coilover System - Audi B6/B7 A4/S4 & Performance Rear Differential Mount - Take control of your ride while going low with our sport-tuned coilover system! - Enthusiast Bundles - Audi

Take control of your ride while going low with our sport-tuned coilover system! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751047
Mfg#:
027966ECS01EBKT
In Stock
ON SALE! SAVE 28%
$1205.99

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

$866.86 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Rear Differential Mount Kit

ES#3172515 - 018327ecs01KT - Complete Rear Differential Mount Kit - Includes the ECS Rear Differential Mount and Carrier Mount Inserts! - ECS - Audi

Includes the ECS Rear Differential Mount and Carrier Mount Inserts! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3172515
Mfg#:
018327ECS01KT
Ships on Aug 17, 2026
Auto Notify
ON SALE! SAVE 15%
$385.99

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

$328.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Carrier Mount Bushing Insert Kit

ES#3132752 - 018327ECS01 - Rear Differential Carrier Mount Bushing Insert Kit - Decrease differential slop for better drivetrain response! - ECS - Audi

Decrease differential slop for better drivetrain response! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3132752
Mfg#:
018327ECS01
Ships on Aug 17, 2026
Auto Notify
ON SALE! SAVE 25%
$113.99

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

$85.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Carrier Mount Insert Kit

ES#2873006 - 034-505-2015 - Rear Differential Carrier Mount Insert Kit - Installation is very simple, can be performed in minutes, and is completely reversible. - 034Motorsport - Audi

Installation is very simple, can be performed in minutes, and is completely reversible.

Brand:
034Motorsport - Corporate Logo
ES#:
2873006
Mfg#:
034-505-2015
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$123.00

This product was last offered at the strikethrough price on
06-28-2026

$110.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mount

ES#2975894 - 8E0599125K - Rear Differential Mount - Used to secure the rear differential to the subframe - Hamburg Tech - Audi

Used to secure the rear differential to the subframe We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2975894
Mfg#:
8E0599125K
Ships in 2 Business Days
$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mount

ES#437300 - 8E0599125K - Rear Differential Mount - Used to secure the rear differential to the subframe - Genuine Volkswagen Audi - Audi

Used to secure the rear differential to the subframe For manual transmission vehicles from VIN 8E-4-293001, split is in the 2004 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
437300
Mfg#:
8E0599125K
Ships in 9 Business Days
8% off MSRP

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

$213.99

This product was last offered at the strikethrough price on
07-19-2026

$195.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mount

ES#437299 - 8E0599125J - Rear Differential Mount - Used to secure the rear differential to the subframe - Genuine Volkswagen Audi - Audi

Used to secure the rear differential to the subframe For manual transmission vehicles up to VIN 8E-2-215000, split is in the 2002 model year. For all automatic transmission vehicles

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
437299
Mfg#:
8E0599125J
Ships in 9 Business Days
8% off MSRP

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

$213.99

This product was last offered at the strikethrough price on
07-19-2026

$195.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mount

ES#2892247 - 8E0599125J - Rear Differential Mount - Used to secure the rear differential to the subframe - Vaico - Audi

Used to secure the rear differential to the subframe We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2892247
Mfg#:
8E0599125J
Special Order: No Guaranteed ETA
$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Let us help you find the parts that fit your Audi

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