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Audi A4 Performance Engine & Transmission Mounts

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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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3172515
Mfg#:
018327ECS01KT
Ships in 5 Business Days
ON SALE! SAVE 15%
$377.99

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

$321.29 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751047
Mfg#:
027966ECS01EBKT
In Stock
ON SALE! SAVE 30%
$1205.99

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

$849.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Drivetrain Mount Insert Kit

ES#3194637 - 019208ecs01KT1 - Complete Drivetrain Mount Insert Kit - Decrease slop and increase drivetrain rigidity and response! - ECS - Audi

Decrease slop and increase drivetrain rigidity and response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Does not fit manual transmission models

Brand:
ECS - Corporate Logo
ES#:
3194637
Mfg#:
019208ECS01KT1
Ships in 6 Business Days
ON SALE!
$237.99

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

$226.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Track Density Motor Mount - Priced Each

ES#3183373 - 034-509-0007-TD - Density Line Track Density Motor Mount - Priced Each - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi

Void-free and fluid-free, eliminating the slop associated with the factory mounts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3183373
Mfg#:
034-509-0007-TD
In Stock
$132.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Motorsport StreetSport Engine Mounts - Pair

ES#4846368 - 034-509-0089 - Motorsport StreetSport Engine Mounts - Pair - Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane. - 034Motorsport - Audi

Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4846368
Mfg#:
034-509-0089
Ships in 2 Business Days
$677.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B5 A4 / S4 Quattro Adjustable Damping Coilovers & Performance Rear Differential Mount

ES#4751048 - 000703LA01EBKT - B5 A4 / S4 Quattro Adjustable Damping Coilovers & Performance Rear Differential Mount - Features 32 way adjustable damping, variable length and zinc-coated shock bodies - Enthusiast Bundles - Audi

Features 32 way adjustable damping, variable length and zinc-coated shock bodies Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751048
Mfg#:
000703LA01EBKT
In Stock
ON SALE! SAVE 30%
$1288.99

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

$899.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mount Insert Kit - Black

ES#4620269 - 8K0599381H - Rear Differential Mount Insert Kit - Black - Enhance your driving experience by filling the bushing void. - JH Motorsports - Audi

Enhance your driving experience by filling the bushing void. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4620269
Mfg#:
8K0599381H
In Stock
$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Carrier Mount Insert Kit - Black

ES#4620258 - 8K0599257N - Rear Differential Carrier Mount Insert Kit - Black - Enhance your driving experience by filling the bushing void. - JH Motorsports - Audi

Enhance your driving experience by filling the bushing void. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4620258
Mfg#:
8K0599257N
In Stock
$67.99 USD
Free Shipping
on orders $49 and up
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3132752
Mfg#:
018327ECS01
Ships in 5 Business Days
ON SALE! SAVE 35%
$110.99

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

$72.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount Insert

ES#4620259 - 8K0399151DB - Transmission Mount Insert - Enhance your driving experience by filling the bushing void. - JH Motorsports - Audi

Enhance your driving experience by filling the bushing void. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4620259
Mfg#:
8K0399151DB
In Stock
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Polyurethane Snub Mount

ES#3178073 - 034-509-2011 - Performance Polyurethane Snub Mount - Reduce unwanted engine movement with a full polyurethane mount - 034Motorsport - Audi

Reduce unwanted engine movement with a full polyurethane mount affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3178073
Mfg#:
034-509-2011
In Stock
$54.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Rear Differential Mount - Black (Track)

ES#4701581 - ELA-10-285 - Polyurethane Rear Differential Mount - Black (Track) - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701581
Mfg#:
ELA-10-285
Ships in 2 Business Days
$325.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mount Bushing Insert Kit

ES#3161730 - 019208ecs01KT - Rear Differential Mount Bushing Insert Kit - Decrease differential bushing deflection for better drivetrain response! - ECS - Audi

Decrease differential bushing deflection for better drivetrain response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3161730
Mfg#:
019208ECS01KT
Ships in 6 Business Days
$126.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Track Density Line Transmission Mount - Priced Each

ES#2951986 - 034-509-4046td - Track Density Line Transmission Mount - Priced Each - Increase performance and durability without sacrificing comfort - 034Motorsport - Audi

Increase performance and durability without sacrificing comfort affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits automatic transmission left and right side, fits manual transmission right side only

Brand:
034Motorsport - Corporate Logo
ES#:
2951986
Mfg#:
034-509-4046TD
Back Ordered
Auto Notify
$95.00

This product was last offered at the strikethrough price on
12-11-2025

$42.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Transmission Mount Insert

ES#3410473 - CTS-HW-0249 - CTS Transmission Mount Insert - Eliminate excess drivetrain slop and movement without additional NVH - CTS - Audi

Eliminate excess drivetrain slop and movement without additional NVH affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
3410473
Mfg#:
CTS-HW-0249
Back Ordered
$59.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B8 A4/S4/A5/S5 Selector Shaft Monoball & Transmission Mount Bushing Insert Kit

ES#4876600 - 048563LA02EBKT - B8 A4/S4/A5/S5 Selector Shaft Monoball & Transmission Mount Bushing Insert Kit - Eliminate the loose or sloppy feeling from your shifter and drivetrain! - Enthusiast Bundles - Audi

Eliminate the loose or sloppy feeling from your shifter and drivetrain! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876600
Mfg#:
048563LA02EBKT
Ships on Aug 14, 2026
Auto Notify
ON SALE! SAVE 41%
$252.99

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

$149.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Transmission Mounts

Stock drivetrain mounts are designed to keep everything as tight as it can be without causing noise, vibration, or harshness. Unfortunately, that means they sacrifice some rigidity for comfort. Upgrade to stiffer or solid drivetrain mounts for better engine response and less deflection!

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.

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