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Audi B6 A4 Quattro 1.8T

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Audi B6 A4 Quattro 1.8T Drivetrain Parts & Accessories

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Axle Replacement Hardware Kit - priced each

ES#2769885 - N90441103KT3 - Axle Replacement Hardware Kit - priced each - Complete hardware kit for replacing an axle - Assembled By ECS - Audi

Complete hardware kit for replacing an axle 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2769885
Mfg#:
N90441103KT3
In Stock
ON SALE!
$46.99

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

$44.90 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Twin Disc Clutch Kit - Race/Street - Steel Flywheel

ES#3178125 - 02027-TD7S-S - Twin Disc Clutch Kit - Race/Street - Steel Flywheel - 725 Series Twin Disc Clutch Kit - 1 ceramic rigid disc, and 1 fiber tuff rigid disc - Includes steel flywheel - Clutch Masters - Audi

725 Series Twin Disc Clutch Kit - 1 ceramic rigid disc, and 1 fiber tuff rigid disc - Includes steel flywheel

Brand:
Clutch Masters - Corporate Logo
ES#:
3178125
Mfg#:
02027-TD7S-S
Ships in 7 Business Days
$1609.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Twin Disc Clutch Kit - Race/Street - Aluminum Flywheel

ES#3178128 - 02027-TD7S-A - Twin Disc Clutch Kit - Race/Street - Aluminum Flywheel - 725 Series Twin Disc Clutch Kit - 1 ceramic rigid disc, and 1 fiber tuff rigid disc - Includes aluminum flywheel - Clutch Masters - Audi

725 Series Twin Disc Clutch Kit - 1 ceramic rigid disc, and 1 fiber tuff rigid disc - Includes aluminum flywheel

Brand:
Clutch Masters - Corporate Logo
ES#:
3178128
Mfg#:
02027-TD7S-A
Ships in 7 Business Days
$1609.99 USD
Free Shipping

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 Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3132752
Mfg#:
018327ECS01
In Stock
ON SALE! SAVE 30%
$113.99

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

$79.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

COBB Knob - Race Red

ES#3096285 - 2V1350-RD - COBB Knob - Race Red - Lightweight Delrin knob for smooth and fast gear changes! - CobbTuning - Audi Volkswagen

Lightweight Delrin knob for smooth and fast gear changes!

Brand:
CobbTuning - Corporate Logo
ES#:
3096285
Mfg#:
2V1350-RD
Ships in 2 Business Days
$99.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RA4 240mm Clutch Conversion Kit - Stage 1

ES#5488 - ECSB6A4RA4S1KTST - RA4 240mm Clutch Conversion Kit - Stage 1 - Lightweight flywheel with the S4 pressure plate and disc - ECS - Audi

Lightweight flywheel with the S4 pressure plate and disc 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5488
Mfg#:
ECSB6A4RA4S1KTST
Ships in 10 Business Days
ON SALE!
$815.99

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

$791.51 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI Heavy Weight Shift Knob - Full Billet

ES#3022023 - GS1 - BFI Heavy Weight Shift Knob - Full Billet - Weighing in at approximately 250 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 250 grams the added inertial mass makes shifting effort substantially less while speeding up the process at the same time.

Brand:
Black Forest Industries - Corporate Logo
ES#:
3022023
Mfg#:
GS1
Ships in 10 Business Days
$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Triple Square Bolt - Priced Each

ES#5117 - N90668201 - Triple Square Bolt - Priced Each - Install new hardware with your new parts. M10x48x26 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M10x48x26 Used to secure the rear driveshaft to the differential from VIN 8E-3-134001, split is in the 2003 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5117
Mfg#:
N90668201
In Stock
27% off MSRP

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

$10.99

This product was last offered at the strikethrough price on
09-12-2026

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

BFI Heavy Weight Shift Knob SCHWARZ - Black Alcantara

ES#3022036 - GS2DGSU - BFI Heavy Weight Shift Knob SCHWARZ - Black Alcantara - Just because your car doesn't have a third pedal, doesn't mean you should be stuck with some goofy shifter. - Black Forest Industries - Audi Volkswagen

Just because your car doesn't have a third pedal, doesn't mean you should be stuck with some goofy shifter.

Brand:
Black Forest Industries - Corporate Logo
ES#:
3022036
Mfg#:
GS2DGSU
Ships on Nov 20, 2026
$219.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Wheel Bearing And Hub Assembly Kit - With Service Tools

ES#4362117 - 017617ECS01KT1 - Front Wheel Bearing And Hub Assembly Kit - With Service Tools - Includes the left and right side bearing and hub pressed together for you! - Assembled By ECS - Audi

Includes the left and right side bearing and hub pressed together for you! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4362117
Mfg#:
017617ECS01KT1
Ships in 6 Business Days
ON SALE! SAVE 18%
$374.92

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

$307.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Manual Transmission Service Kit

ES#3647810 - n10037103KT - Manual Transmission Service Kit - Featuring 3 Quarts of Redline MT-90 fluid & OEM Drain & Fill Plugs to service your transmission. M22x1.5 - Assembled By ECS - Audi

Featuring 3 Quarts of Redline MT-90 fluid & OEM Drain & Fill Plugs to service your transmission. M22x1.5 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with 6-speed manual transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647810
Mfg#:
N10037103KT
In Stock
ON SALE!
$102.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Front Wheel Bearing Kit

ES#2627311 - 8E0498625BKT2 - Front Wheel Bearing Kit - Includes both front wheel bearings and installation hardware - SKF - Audi Volkswagen

Includes both front wheel bearings and installation hardware

Brand:
SKF - Corporate Logo
ES#:
2627311
Mfg#:
8E0498625BKT2
In Stock
$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RA4 240mm Clutch Conversion Kit - Stage 3

ES#5490 - B6A4RA4S3-STEEL - RA4 240mm Clutch Conversion Kit - Stage 3 - The Ultimate - Lightweight flywheel with the RS4 Stage 3 pressure plate and disc - ECS - Audi

The Ultimate - Lightweight flywheel with the RS4 Stage 3 pressure plate and disc 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5490
Mfg#:
B6A4RA4S3-STEEL
Ships in 10 Business Days
$1442.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Axle Assembly - Priced Each

ES#4339599 - NCV23024 - Rear Axle Assembly - Priced Each - Fits left and right side - GSP North America - Audi

Fits left and right side Up To VIN 8E-3-134000, split is in the 2003 model year

Brand:
GSP North America - Corporate Logo
ES#:
4339599
Mfg#:
NCV23024
In Stock
$173.99 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.

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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