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Audi B8/B8.5 S5 Quattro V8 4.2L Differential Parts

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ES#2593503 - 02D525596BKT - Rear Differential Leak Repair Kit - Complete kit with OE fluid to service your rear differential - Genuine Volkswagen Audi - Audi Volkswagen

Complete kit with OE fluid to service your rear differential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Torque Vectoring differentials

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2593503
Mfg#:
02D525596BKT
Ships in 3 Business Days
$259.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#2707342 - 02D525596F - Axle Flange Seal - Priced Each - Stop leaks from your differential - Genuine Volkswagen Audi - Audi Volkswagen

Stop leaks from your differential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits the left & right side for vehicles with Torque Vectoring differentials

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2707342
Mfg#:
02D525596F
Ships in 3 Business Days
7% off MSRP

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

$116.99

This product was last offered at the strikethrough price on
06-05-2026

$108.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4688635 - N90281802 - Drain/Fill Plug - Priced Each - Commonly found as a drain or fill plug. M10x1x10 - Bremmen Parts - Audi Volkswagen

Commonly found as a drain or fill plug. M10x1x10 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with Torque Vectoring rear differentials

Brand:
Bremmen Parts - Corporate Logo
ES#:
4688635
Mfg#:
N90281802
In Stock
ON SALE! SAVE 49%
$4.89

This product was last offered at the strikethrough price on
12-15-2025

$2.51 USD
Free Shipping
on orders $49 and up
ES#3464834 - 0B4409400D - Front Axle Flange Seal - Right - Seals the connection between the axle flange and transmission - Corteco - Audi

Seals the connection between the axle flange and transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Seals the right side axle flange for vehicles with 6-Speed manual transmission

Brand:
Corteco - Corporate Logo
ES#:
3464834
Mfg#:
0B4409400D
In Stock
$10.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3287255 - 95B521142 - Propeller Shaft Gasket - Located between the driveshaft and the front & rear differentials - Genuine Porsche - Audi Porsche

Located between the driveshaft and the front & rear differentials affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
3287255
Mfg#:
95B521142
Ships in 3 Business Days
$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2765431 - 0AR409399BKT3 - Rear Differential Service Kit - Complete kit to properly service your rear differential - Assembled By ECS - Audi

Complete kit to properly service your rear differential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles without Torque-Vectoring rear differentials

Brand:
Assembled By ECS - Corporate Logo
ES#:
2765431
Mfg#:
0AR409399BKT3
Ships in 2 Business Days
ON SALE!
$84.99

This product was last offered at the strikethrough price on
02-24-2026

$78.61 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#4736573 - 0AW409399 - Front Axle Flange Seal - Left - Seals the connection between the axle flange and transmission - Elring - Audi

Seals the connection between the axle flange and transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
From production date 12/4/2012

Brand:
Elring - Corporate Logo
ES#:
4736573
Mfg#:
0AW409399
Ships in 1-2 days
$18.99

This product was last offered at the strikethrough price on
04-08-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3668936 - 8W0407357 - Driveshaft Bolt Spacer - Priced Each - Located between rear driveshaft bolts and driveshaft flange - 3 required - Genuine Volkswagen Audi - Audi

Located between rear driveshaft bolts and driveshaft flange - 3 required affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3668936
Mfg#:
8W0407357
In Stock
Limited Qty Sale
$1.99

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

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2765430 - 0AR409399BKT2 - Rear Differential Service Kit - Complete kit to properly service your rear differential - Genuine Volkswagen Audi - Audi

Complete kit to properly service your rear differential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles without Torque-Vectoring rear differentials

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2765430
Mfg#:
0AR409399BKT2
In Stock
$110.99

This product was last offered at the strikethrough price on
02-24-2026

$108.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About Differential Parts

Stock or limited-slip, we stock bearings, repair parts, complete differential units, and approved differential fluids so you can keep sending power to the axles without noise, harshness, or vibration.

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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