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Audi S4 Drivetrain Parts & Accessories

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Wheel Bearing Kit - Pair

ES#2628422 - 4H0498625AKT1 - Wheel Bearing Kit - Pair - Includes both bearings with axle & securing bolts - Genuine Volkswagen Audi - Audi

Includes both bearings with axle & securing bolts

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2628422
Mfg#:
4H0498625AKT1
Ships in 1-2 days
$814.26

This product was last offered at the strikethrough price on
08-31-2026

$784.62 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

8-Speed Automatic Transmission Service Kit - 11 Liters

ES#4810882 - 0D5398009CKIT2 - 8-Speed Automatic Transmission Service Kit - 11 Liters - Includes a new filter & transmission pan gasket with securing hardware. Includes enough fluid to drain, flush, and fill. - Vaico - Audi

Includes a new filter & transmission pan gasket with securing hardware. Includes enough fluid to drain, flush, and fill. We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4810882
Mfg#:
0D5398009CKIT2
Ships in 1 Business Day
$1595.99

This product was last offered at the strikethrough price on
07-02-2026

$777.99 USD
Free Shipping
on orders $49 and up

Rear Differential Service Kit

ES#3660796 - n10037105ktKT7 - Rear Differential Service Kit - Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential. - Assembled By ECS - Audi

Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles without Torque Vectoring differentials

Brand:
Assembled By ECS - Corporate Logo
ES#:
3660796
Mfg#:
N10037105KTKT7
In Stock
ON SALE!
$96.99

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

$95.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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

Brand:
CTS - Corporate Logo
ES#:
3410473
Mfg#:
CTS-HW-0249
Ships in 7 Business Days
ON SALE! SAVE 20%
$59.99

This product was last offered at the strikethrough price on
09-29-2026

$47.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit

ES#4158614 - n90281802ktKT1 - Rear Differential Service Kit - Complete kit with Redline 75w90 fluid with ECS stainless steel magnetic plugs and seals to service your rear differential. - Assembled By ECS - Audi Volkswagen

Complete kit with Redline 75w90 fluid with ECS stainless steel magnetic plugs and seals to service your rear differential. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with Torque Vectoring differentials

Brand:
Assembled By ECS - Corporate Logo
ES#:
4158614
Mfg#:
N90281802KTKT1
In Stock
ON SALE! SAVE 17%
$114.99

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

$95.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Fill & Drain Plug (M16x1.5)

ES#288792 - 0AA409057 - Fill & Drain Plug (M16x1.5) - Differential fill & drain plug - Genuine Volkswagen Audi - Audi Volkswagen

Differential fill & drain plug For axle code letter HNL, HNP, JKN

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
288792
Mfg#:
0AA409057
Ships in 2 Business Days
37% off MSRP

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

$37.99

This product was last offered at the strikethrough price on
08-13-2026

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shifter Rebuild Kit

ES#2588079 - 8E0798151BKT - Shifter Rebuild Kit - Includes new rod/shaft bushings with necessary hardware - Genuine Volkswagen Audi - Audi

Includes new rod/shaft bushings with necessary hardware 6-Speed manual transmission vehicles only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2588079
Mfg#:
8E0798151BKT
Ships in 2 Business Days
$152.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 2

ES#3991436 - BFI8KSTG2-KIT - BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 2 - Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi. - Black Forest Industries - Audi

Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi.

Brand:
Black Forest Industries - Corporate Logo
ES#:
3991436
Mfg#:
BFI8KSTG2-KIT
Ships on Nov 16, 2026
$759.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snub Mount

ES#436328 - 8E0199339 - Snub Mount - Worn mounts can cause excessive engine movement under load - Genuine Volkswagen Audi - Audi

Worn mounts can cause excessive engine movement under load

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436328
Mfg#:
8E0199339
In Stock
31% off MSRP

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

$25.99

This product was last offered at the strikethrough price on
07-18-2026

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Light-Weight Flywheel Kit

ES#469 - B5S4ECSLWFW - Light-Weight Flywheel Kit - 12lb lightweight aluminum flywheel reduces spin-up time - Assembled By ECS - Audi

12lb lightweight aluminum flywheel reduces spin-up time 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
469
Mfg#:
B5S4ECSLWFW
Back Ordered
$756.99

This product was last offered at the strikethrough price on
09-11-2026

$752.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Wheel Bearing Kit - Pair (75mm)

ES#3187914 - 8d0598625akt1KT - Rear Wheel Bearing Kit - Pair (75mm) - Includes both bearings and axle bolts - LUK - Audi Volkswagen

Includes both bearings and axle bolts We Price Match - Give Us A Call or Chat!

Brand:
LUK - Corporate Logo
ES#:
3187914
Mfg#:
8D0598625AKT1KT
In Stock
$93.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2+ FX250 Clutch Kit

ES#2828971 - 02029HD0F - Stage 2+ FX250 Clutch Kit - Featuring the Power Plus pressure plate paired with a sprung-hub dual friction Organic/Fiber Tough disc - 110% increased holding capacity - Clutch Masters - Audi

Featuring the Power Plus pressure plate paired with a sprung-hub dual friction Organic/Fiber Tough disc - 110% increased holding capacity Recommended to be used with Clutch Masters steel (FW-029-SF) or aluminum (FW-029-AL) flywheels

Brand:
Clutch Masters - Corporate Logo
ES#:
2828971
Mfg#:
02029HD0F
Ships in 3 Business Days
$745.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 1

ES#3991434 - BFI8KSTG1-KIT - BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 1 - Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi. - Black Forest Industries - Audi

Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi.

Brand:
Black Forest Industries - Corporate Logo
ES#:
3991434
Mfg#:
BFI8KSTG1-KIT
Ships on Nov 16, 2026
$739.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI Audi B8 Complete Engine Mount - Stage 1 - Priced Each

ES#3991437 - EBFI708K001 - BFI Audi B8 Complete Engine Mount - Stage 1 - Priced Each - Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi. - Black Forest Industries - Audi

Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi.

Brand:
Black Forest Industries - Corporate Logo
ES#:
3991437
Mfg#:
EBFI708K001
Ships on Nov 16, 2026
$369.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DSG Automatic Transmission Service Kit - Without Fluid

ES#3551608 - 0B5325330AKT2 - DSG Automatic Transmission Service Kit - Without Fluid - Includes a magnetic drain/fill plug, DSG trans filter, DSG cooling filter and gaskets to service your transmission - Assembled By ECS - Audi

Includes a magnetic drain/fill plug, DSG trans filter, DSG cooling filter and gaskets to service your transmission 10X Entries Into Our F80 M3 Sweepstakes
Fits from the 2011 model year (2010 model year has cooling filter built-in to cooling line)

Brand:
Assembled By ECS - Corporate Logo
ES#:
3551608
Mfg#:
0B5325330AKT2
Ships on Nov 12, 2026
ON SALE! SAVE 14%
$122.99

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

$105.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

More About Drivetrain Parts & Accessories

Put your power to the wheels where it belongs, and keep drivetrain components mounted securely for comfort and safety. Our Drivetrain Components Section has a huge assortment of parts and fluids for transmissions, differentials, driveshafts, drivetrain mounts, drivetrain bushings, and drive hubs, plus special tools to make repairs easy.

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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