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Audi S4 Drivetrain Parts & Accessories

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JHM Trio Package - Solid Shifter, Linkage and Bushing for 2001.5-2002 (Late Style)

ES#4046098 - PKG-B5S4L - JHM Trio Package - Solid Shifter, Linkage and Bushing for 2001.5-2002 (Late Style) - Includes JHM "Solid" Short Throw Shifter, Delrin Shifter Stabilizer Bushing and the "Solid" Linkage Upgrade - JH Motorsports - Audi

Includes JHM "Solid" Short Throw Shifter, Delrin Shifter Stabilizer Bushing and the "Solid" Linkage Upgrade affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4046098
Mfg#:
PKG-B5S4L
Ships in 4 Business Days
$499.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pro IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable

ES#3706798 - iesocgj2tcu - Pro IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable - Average gain of 121 horsepower and 92 lb-ft of torque on 91 Octane - Integrated Engineering - Audi

Average gain of 121 horsepower and 92 lb-ft of torque on 91 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.
For vehicles with DSG transmission only

Brand:
Integrated Engineering - Corporate Logo
ES#:
3706798
Mfg#:
IESOCGJ2TCU
In Stock
$1248.99 USD
Free Shipping

Flywheel Bolt - Priced Each

ES#4814 - N90929401 - Flywheel Bolt - Priced Each - 10x1x27, Should be replaced every time they are removed. 10 are required - Genuine Volkswagen Audi - Audi Volkswagen

10x1x27, Should be replaced every time they are removed. 10 are required affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Quantity of 6 needed for install

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4814
Mfg#:
N90929401
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

Brand:
ECS - Corporate Logo
ES#:
2717984
Mfg#:
003249ECS01
In Stock
ON SALE!
$230.99

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

$224.06 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Street Density Motor Mount - priced each

ES#2864598 - 034-509-0007 - Density Line Street Density Motor Mount - priced each - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi Volkswagen

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#:
2864598
Mfg#:
034-509-0007
In Stock
$128.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Top Tec 1200 Synthetic Automatic Transmission Fluid - 1 Liter

ES#3448776 - lm20018 - Top Tec 1200 Synthetic Automatic Transmission Fluid - 1 Liter - Full synthetic fluid with advanced wear-protection technology - Liqui-Moly - Audi BMW Volkswagen Porsche

Full synthetic fluid with advanced wear-protection technology affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3448776
Mfg#:
LM20018
In Stock
ON SALE!
$13.39

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

$12.72 USD
Free Shipping
on orders $49 and up

B6/B7 Manual - Driveshaft Center Support Bearing Carrier

ES#4616120 - 012185la01KT - B6/B7 Manual - Driveshaft Center Support Bearing Carrier - As our beloved B6/B7 age the stock center support bearing starts to wear out causing drivetrain clunk. This upgrade keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing - ECS - Audi

As our beloved B6/B7 age the stock center support bearing starts to wear out causing drivetrain clunk. This upgrade keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4616120
Mfg#:
012185LA01KT
In Stock
ON SALE! SAVE 40%
$296.63

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

$177.98 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

B8 A4/S4/A5/S5 Selector Shaft Monoball

ES#4743351 - 048563LA02 - B8 A4/S4/A5/S5 Selector Shaft Monoball - Eliminate the loose or sloppy feeling from your shifter. - ECS - Audi

Eliminate the loose or sloppy feeling from your shifter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Manual transmission vehicles only

Brand:
ECS - Corporate Logo
ES#:
4743351
Mfg#:
048563LA02
Ships on Aug 14, 2026
Auto Notify
ON SALE! SAVE 35%
$152.99

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

$99.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Multi-Plate Clutch For Dual Clutch Gearbox

ES#2502550 - 0B5141030E - Multi-Plate Clutch For Dual Clutch Gearbox - Replacement clutch for your DSG transmission - Genuine Volkswagen Audi - Audi

Replacement clutch for your DSG transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2502550
Mfg#:
0B5141030E
Ships in 5 Business Days
4% off MSRP

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

$2470.00

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

$2365.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Limited Slip Differential

ES#2836967 - 18309170WK - Front Limited Slip Differential - Put all your power to the ground! - Wavetrac - Audi

Put all your power to the ground! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with 01E 6-Speed manual transmission only

Brand:
Wavetrac - Corporate Logo
ES#:
2836967
Mfg#:
18309170WK
Ships in 2 Business Days
$1515.99 USD
Free Shipping

Density Line Street Density Motor Mount - Priced Each

ES#3183549 - 034-509-0008-SD - Density Line Street 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#:
3183549
Mfg#:
034-509-0008-SD
In Stock
$128.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Wheel Bearing And Hub Assembly - Priced Each

ES#2777814 - 008442ECS01 - Front Wheel Bearing And Hub Assembly - Priced Each - Bearing and hub pre-pressed for you! Fits the left and right side - Assembled By ECS - Audi

Bearing and hub pre-pressed for you! Fits the left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2777814
Mfg#:
008442ECS01
In Stock at Vendor
ON SALE!
$140.99

This product was last offered at the strikethrough price on
05-18-2026

$127.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Tunnel Street Shield Aluminum Skid Plate Kit

ES#3610307 - 023780ecs02KT - ECS Tuning Tunnel Street Shield Aluminum Skid Plate Kit - Protect your vehicle's tunnel and improve aerodynamics - ECS - Audi

Protect your vehicle's tunnel and improve aerodynamics affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits Manual and DSG Transmissions

Brand:
ECS - Corporate Logo
ES#:
3610307
Mfg#:
023780ECS02KT
In Stock
ON SALE! SAVE 10%
$327.99

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

$296.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Mechatronic Unit With Software

ES#4056043 - 8K2927156MXKT - Remanufactured Mechatronic Unit With Software - Price includes refundable $400 core charge - Genuine Volkswagen Audi - Audi

Price includes refundable $400 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*For models with 7 speed DSG (S-Tronic) transmissions with NSC trans code - Please verify existing part number with VIN prior to ordering*

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4056043
Mfg#:
8K2927156MXKT
In Stock
$4435.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Mechatronics Control Unit

ES#4005814 - 8k2927156muKT - Remanufactured Mechatronics Control Unit - Price includes a $520 refundable core charge - Genuine Volkswagen Audi - Audi

Price includes a $520 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with NSC transmission code - Please contact with VIN to verify fitment

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4005814
Mfg#:
8K2927156MUKT
Ships in 1-2 days
$4435.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Axle Assembly - Priced Each

ES#4057748 - 8K0407271AJ - Front Axle Assembly - Priced Each - Restore your drivetrain - TrakMotive - Audi

Restore your drivetrain affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
TrakMotive - Corporate Logo
ES#:
4057748
Mfg#:
8K0407271AJ
Ships in 1 Business Day
$235.99

This product was last offered at the strikethrough price on
05-07-2026

$229.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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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