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Audi B7 S4 V8 Drivetrain Parts & Accessories

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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! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3172515
Mfg#:
018327ECS01KT
In Stock
ON SALE! SAVE 15%
$385.99

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

$328.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Locking Hex Bolt - Priced Each

ES#11959 - N0199261 - Locking Hex Bolt - Priced Each - Secures the driveshaft to the transmission and rear differential flange shafts. M8x48 - Genuine Volkswagen Audi - Audi

Secures the driveshaft to the transmission and rear differential flange shafts. M8x48

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
11959
Mfg#:
N0199261
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Daily Clutch Kit

ES#3106520 - k70398fssoKT - Stage 3 Daily Clutch Kit - Designed for high-powered street cars while capable enough to handle the track. Conservatively rated at 525ft/lbs. - South Bend Clutch - Audi

Designed for high-powered street cars while capable enough to handle the track. Conservatively rated at 525ft/lbs. Includes single mass flywheel

Brand:
South Bend Clutch - Corporate Logo
ES#:
3106520
Mfg#:
K70398FSSOKT
Ships on Oct 15, 2026
$1953.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Axle Assembly - Priced Each

ES#3074093 - NCV23626 - Rear Axle Assembly - Priced Each - Complete driveshaft with CV joints; ready for installation - GSP North America - Audi

Complete driveshaft with CV joints; ready for installation

Brand:
GSP North America - Corporate Logo
ES#:
3074093
Mfg#:
NCV23626
In Stock
$107.99 USD
Free Shipping
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! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3132752
Mfg#:
018327ECS01
In Stock
$113.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM Helical Rear Limited Slip Differential

ES#4045950 - B6B7RearLSDMT - JHM Helical Rear Limited Slip Differential - Helical gears respond to changes in traction conditions very quickly - Improves traction and predictability of vehicle behavior: both rear wheels will spin at the same rate. - JH Motorsports - Audi

Helical gears respond to changes in traction conditions very quickly - Improves traction and predictability of vehicle behavior: both rear wheels will spin at the same rate. *Fitment confirmed in ETS, EXZ, & ETQ diff codes - Does not fit in some 2007+ differential cases - Please see fitment notes in product description for co

Brand:
JH Motorsports - Corporate Logo
ES#:
4045950
Mfg#:
B6B7REARLSDMT
Ships in 10 Business Days
$949.99 USD
Free Shipping
on orders $49 and up

Front Axle Assembly - Right

ES#3074072 - NCV23596 - Front Axle Assembly - Right - Complete driveshaft with CV joints; ready for installation - GSP North America - Audi

Complete driveshaft with CV joints; ready for installation

Brand:
GSP North America - Corporate Logo
ES#:
3074072
Mfg#:
NCV23596
Ships in 3 Business Days
$117.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Flange Shaft Bolt - Priced Each

ES#2766096 - N90441103 - Front Flange Shaft Bolt - Priced Each - Zinc plated, 8mm Allen-head bolt secures the axle assembly to the transmission. M10x20 - ECS - Audi Volkswagen

Zinc plated, 8mm Allen-head bolt secures the axle assembly to the transmission. M10x20 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2766096
Mfg#:
N90441103
In Stock
ON SALE! SAVE 25%
$2.99

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

$2.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drain/Fill Plug - Priced Each

ES#467288 - N10037106 - Drain/Fill Plug - Priced Each - Removed to drain or fill your transmission/differential fluid. M22x1.5 - Genuine Volkswagen Audi - Audi Volkswagen

Removed to drain or fill your transmission/differential fluid. M22x1.5

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467288
Mfg#:
N10037106
In Stock
3% off MSRP

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

$14.88

This product was last offered at the strikethrough price on
09-28-2026

$14.38 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Hub - Priced Each

ES#6046 - 4A0407615G - Wheel Hub - Priced Each - Fits the left and right side - Meyle - Audi Volkswagen

Fits the left and right side 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
6046
Mfg#:
4A0407615G
In Stock
$82.99

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

$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Screw - Priced Each

ES#2876900 - WHT000237A - Screw - Priced Each - Secures the wheel bearing to the spindle. M12x1.5x45 - Febi - Audi Volkswagen

Secures the wheel bearing to the spindle. M12x1.5x45 We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2876900
Mfg#:
WHT000237A
In Stock
$3.99

This product was last offered at the strikethrough price on
04-20-2026

$2.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Endurance Clutch Kit

Designed for track use while still streetable. Conservatively rated at 400ft/lbs. Includes single mass flywheel

Brand:
South Bend Clutch - Corporate Logo
ES#:
3106519
Mfg#:
K70398FHDOFEKT
Ships in 1 Business Day
$1822.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Clutch Slave Cylinder

ES#3447630 - 8E0721257Q - Clutch Slave Cylinder - A common source for hard to engage gears - Sachs - Audi

A common source for hard to engage gears We Price Match - Give Us A Call or Chat!

Brand:
Sachs - Corporate Logo
ES#:
3447630
Mfg#:
8E0721257Q
Ships in 1 Business Day
$87.97

This product was last offered at the strikethrough price on
08-26-2026

$82.71 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Bolt - Priced Each

ES#257249 - N90308607 - Allen Bolt - Priced Each - Install new hardware with your new parts. M8x14 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x14 Used to secure the clutch pressure plate

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
257249
Mfg#:
N90308607
In Stock
3% off MSRP

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

$3.68

This product was last offered at the strikethrough price on
06-23-2026

$3.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI Limited Edition GS4 Shift Knob - L

ES#5340345 - GS4SU-LE - BFI Limited Edition GS4 Shift Knob - L - The upholstered cousin to the GS3 shift knob, an ergonomic design inspired by Porsche. - Black Forest Industries - Audi Volkswagen

The upholstered cousin to the GS3 shift knob, an ergonomic design inspired by Porsche.

Brand:
Black Forest Industries - Corporate Logo
ES#:
5340345
Mfg#:
GS4SU-LE
In Stock
$294.99 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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