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Audi Differential Parts

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High Performance Oil For Haldex Coupling Unit - 850ml

ES#5341454 - FLDF003 - High Performance Oil For Haldex Coupling Unit - 850ml - One bottle per service - VW / Audi recommends changing every 40k miles - Rein - Audi BMW Volkswagen

One bottle per service - VW / Audi recommends changing every 40k miles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rein - Corporate Logo
ES#:
5341454
Mfg#:
FLDF003
In Stock
$41.99 USD
Free Shipping
on orders $49 and up

Rear Differential Service Kit

ES#3660793 - n90281802ktKT - Rear Differential Service Kit - Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential. - Assembled By ECS - Audi Volkswagen

Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with Torque Vectoring differentials

Brand:
Assembled By ECS - Corporate Logo
ES#:
3660793
Mfg#:
N90281802KTKT
In Stock
ON SALE!
$53.99

This product was last offered at the strikethrough price on
04-24-2026

$52.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Rear Differential Service Kit With Magnetic Plugs

ES#4414596 - 317011KT1 - Rear Differential Service Kit With Magnetic Plugs - Service kit for your rear differential. One liter of Synthetic Gear Oil 75w90 and magnetic drain/fill plugs - Assembled By ECS - Audi Volkswagen

Service kit for your rear differential. One liter of Synthetic Gear Oil 75w90 and magnetic drain/fill plugs 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#:
4414596
Mfg#:
317011KT1
In Stock
ON SALE! SAVE 28%
$88.99

This product was last offered at the strikethrough price on
01-03-2026

$63.73 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

ARP LSD Bolt Kit - 02A / 02J Transmission Only

ES#263764 - 204-3002 - ARP LSD Bolt Kit - 02A / 02J Transmission Only - A must when replacing the LSD in your 5-speed - ARP - Audi Volkswagen

A must when replacing the LSD in your 5-speed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ARP - Corporate Logo
ES#:
263764
Mfg#:
204-3002
In Stock at Vendor
$88.99

This product was last offered at the strikethrough price on
05-22-2026

$81.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#468698 - N10640301 - Hex Bolt - Priced Each - Install new hardware with your new parts. M12x1.5x100 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M12x1.5x100 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468698
Mfg#:
N10640301
In Stock
30% off MSRP

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

$12.60

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

$8.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Carrier Mount Insert Kit

ES#2966689 - 034-505-2016 - Rear Differential Carrier Mount Insert Kit - Installation is very simple, can be performed in minutes, and is completely reversible. - 034Motorsport - Audi

Installation is very simple, can be performed in minutes, and is completely reversible. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2966689
Mfg#:
034-505-2016
Ships in 2 Business Days
$134.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Axle Flange Seal - Right

ES#1848157 - 0B4409400D - Front Axle Flange Seal - Right - Seals the connection between the axle flange and transmission - Genuine Volkswagen Audi - 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:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1848157
Mfg#:
0B4409400D
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.

$44.99

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

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit

ES#3659102 - n10037106KT6 - Rear Differential Service Kit - Complete kit with Redline 75w90 fluid with OEM Drain/Fill plugs to service your rear differential - Assembled By ECS - Audi Volkswagen

Complete kit with Redline 75w90 fluid with OEM Drain/Fill plugs to service your rear differential 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#:
3659102
Mfg#:
N10037106KT6
In Stock
ON SALE!
$86.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Haldex Service Kit

ES#4487912 - G055175A2KIT - Haldex Service Kit - Includes drain and fill plugs, as well as fluid and filter - Vaico - Audi Volkswagen

Includes drain and fill plugs, as well as fluid and filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4487912
Mfg#:
G055175A2KIT
In Stock at Vendor
$261.99

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

$254.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Axle Flange Seal - Priced Each

ES#2763762 - 02M301189G - Front Axle Flange Seal - Priced Each - Seals the connection between the axle flange and transmission - Corteco - Audi Volkswagen

Seals the connection between the axle flange and transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For the left side

Brand:
Corteco - Corporate Logo
ES#:
2763762
Mfg#:
02M301189G
In Stock
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Differential Cross Member Bushings - Pair

ES#4701647 - POW-071-75 - Polyurethane Differential Cross Member Bushings - Pair - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701647
Mfg#:
POW-071-75
Back Ordered
$100.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mount

ES#2577247 - 8K0599287J - Rear Differential Mount - Also known as the cross member - Genuine Volkswagen Audi - Audi

Also known as the cross member affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2577247
Mfg#:
8K0599287J
Special Order: No Guaranteed ETA
9% off MSRP

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

$546.99

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

$499.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Axle Flange Seal - Left

ES#2501297 - 0AW409399 - Front Axle Flange Seal - Left - Seals the connection between the axle flange and transmission - Genuine Volkswagen Audi - Audi

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2501297
Mfg#:
0AW409399
Ships in 1-2 days
6% off MSRP

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

$52.99

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

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

Driveshaft Flange Seal

ES#11957 - 01V409399A - Driveshaft Flange Seal - Seals the propeller shaft flange to the transmission differential - Genuine Volkswagen Audi - Audi

Seals the propeller shaft flange to the transmission differential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 01V 409 809A flange part number

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
11957
Mfg#:
01V409399A
Ships in 1-2 days
$168.99

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

$163.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Carrier Mount Bushing - Priced Each

ES#450894 - 8K0599257N - Rear Carrier Mount Bushing - Priced Each - Fits left and right side - Genuine Volkswagen Audi - Audi

Fits left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450894
Mfg#:
8K0599257N
Ships in 2 Business Days
9% off MSRP

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

$88.99

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

$80.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Haldex Service Kit

ES#4690267 - G055175A1KT - Haldex Service Kit - Includes drain and fill plugs, as well as fluid and filter - Assembled By ECS - Audi Volkswagen

Includes drain and fill plugs, as well as fluid and filter 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#:
4690267
Mfg#:
G055175A1KT
Ships on Sep 30, 2026
Auto Notify
$214.99

This product was last offered at the strikethrough price on
04-03-2026

$159.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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.

Other Audi Differential Parts

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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