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Audi S4 Drivetrain Parts & Accessories

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Clutch Slave Cylinder

ES#1453 - 4A0721261 - Clutch Slave Cylinder - New parts for your clutch system. - FTE - Audi

New parts for your clutch system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FTE - Corporate Logo
ES#:
1453
Mfg#:
4A0721261
Ships on Jul 1, 2026
$201.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B2BFAB Click Fix Kit, for B8/9 A4/S4/Q5/SQ5, Sold in pairs

ES#4616245 - B2BFABCFKB89 - B2BFAB Click Fix Kit, for B8/9 A4/S4/Q5/SQ5, Sold in pairs - Gain improved axle geometry from lifting or aggressive lowering. - B2BFAB - Audi

Gain improved axle geometry from lifting or aggressive lowering. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
B2BFAB - Corporate Logo
ES#:
4616245
Mfg#:
B2BFABCFKB89
Ships in 4 Business Days
$200.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI GSB Heavy Weight Shift Knob - Maritime Blue Nappa Leather

ES#4056940 - GSBMT - BFI GSB Heavy Weight Shift Knob - Maritime Blue Nappa Leather - Weighing in at approximately 235 grams the added inertial mass makes shifting effort substantially less while speeding up the process at the same time. - Black Forest Industries - Audi Volkswagen

Weighing in at approximately 235 grams the added inertial mass makes shifting effort substantially less while speeding up the process at the same time. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
4056940
Mfg#:
GSBMT
Ships on Jul 7, 2026
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI Heavy Weight Shift Knob - Golf Ball

ES#3154065 - GSB - BFI Heavy Weight Shift Knob - Golf Ball - A modern update on a classic design at nearly twice the weight (235g) - Black Forest Industries - Audi Volkswagen

A modern update on a classic design at nearly twice the weight (235g) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
3154065
Mfg#:
GSB
Ships on Jul 7, 2026
Auto Notify
$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Heavy Duty Transmission Cooler With Electric Fan

ES#2764347 - MM0CF - Universal Heavy Duty Transmission Cooler With Electric Fan - Upgraded cooling for your transmission - Mishimoto - Audi Volkswagen

Upgraded cooling for your transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764347
Mfg#:
MM0CF
In Stock at Vendor
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Short Shift Clamp

ES#4304750 - B8014A0 - Short Shift Clamp - A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank! - JXB Performance - Audi

A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For manual transmissions only.

Brand:
JXB Performance - Corporate Logo
ES#:
4304750
Mfg#:
B8014A0
Ships in 4 Business Days
$99.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Inner CV Joint Boot Kit - Priced Each

ES#4949 - 4B0498201 - Front Inner CV Joint Boot Kit - Priced Each - Stop losing CV grease and extend axle joint life - Vaico - Audi Volkswagen

Stop losing CV grease and extend axle joint life affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For automatic transmission vehicles

Brand:
Vaico - Corporate Logo
ES#:
4949
Mfg#:
4B0498201
In Stock at Vendor
$50.99

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

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Back-Up Light Switch

ES#267234 - 01E941521B - Back-Up Light Switch - Activates the reverse lights on your vehicle - Genuine Volkswagen Audi - Audi

Activates the reverse lights on your vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
267234
Mfg#:
01E941521B
Ships in 1-2 days
11% off MSRP

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

$55.99

This product was last offered at the strikethrough price on
06-12-2026

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drain Plug Seal

ES#8929 - 01v321379 - Drain Plug Seal - Ensure a proper seal after transmission fluid service - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a proper seal after transmission fluid service affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
8929
Mfg#:
01V321379
Ships in 2 Business Days
20% off MSRP

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

$9.99

This product was last offered at the strikethrough price on
06-12-2026

$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Clutch Master Cylinder

Restore the feel of your clutch affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
LUK - Corporate Logo
ES#:
3218332
Mfg#:
8E1721401AJ
Ships in 7 Business Days
$198.99 USD
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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 8 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
06-12-2026

$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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
Special Order: No Guaranteed ETA
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
06-12-2026

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

Sach'S OEM Clutch Disc

ES#1452 - 034141033 - Sach'S OEM Clutch Disc - Sachs - Audi

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Sachs - Corporate Logo
ES#:
1452
Mfg#:
034141033
Back Ordered
$195.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Clutch Slave Cylinder

ES#437664 - 8E0721257Q - Clutch Slave Cylinder - A common source for hard to engage gears - Genuine Volkswagen Audi - Audi

A common source for hard to engage gears affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8E-4-270001, split is in the 2004 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
437664
Mfg#:
8E0721257Q
In Stock
18% off MSRP

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

$236.65

This product was last offered at the strikethrough price on
06-12-2026

$192.87 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Axle Assembly - Left

Complete driveshaft with CV joints; ready for installation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Torque Vectoring differentials from production date 8/16/2011

Brand:
GSP North America - Corporate Logo
ES#:
4339731
Mfg#:
NCV23029
Ships in 2 Business Days
$191.99 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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