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Audi B8 Differential Parts

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ES#4361551 - 0AR409399BKT4 - Rear Differential Service Kit - With Service Tools  - Complete kit with OE fluid to service your rear differential - Genuine Volkswagen Audi - Audi

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4361551
Mfg#:
0AR409399BKT4
In Stock
$160.99

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

$158.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#263484 - 01300 - Max-Gear Gear Oil 75w90 - 1 Quart - Max-Gear is recommended for use in front or rear open differentials, manual transmissions, and lower gear units of marine engines that specify use of an API GL-5 or GL-4 fluid - Royal Purple - Audi BMW Volkswagen Mercedes Benz Porsche

Max-Gear is recommended for use in front or rear open differentials, manual transmissions, and lower gear units of marine engines that specify use of an API GL-5 or GL-4 fluid affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Royal Purple - Corporate Logo
ES#:
263484
Mfg#:
01300
Ships in 5 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
ES#2065005 - 0BL398048 - Oil Drain Plug - Set - Oil drain plug and monitor screw set - Genuine Volkswagen Audi - Audi

Oil drain plug and monitor screw set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 8-speed automatic transmissions only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2065005
Mfg#:
0BL398048
Ships in 1 day
9% off MSRP

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

$163.99

This product was last offered at the strikethrough price on
02-26-2026

$148.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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
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
06-03-2026

$8.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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
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
For vehicles with 7-speed DSG transmissions

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1848157
Mfg#:
0B4409400D
Ships in 1 day
13% 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
02-26-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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
11% 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
02-26-2026

$487.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3660796 - n10037105ktKT7 - 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

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 without Torque Vectoring differentials

Brand:
Assembled By ECS - Corporate Logo
ES#:
3660796
Mfg#:
N10037105KTKT7
In Stock
ON SALE!
$97.99

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

$95.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
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
From production date 11/20/2012

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2501297
Mfg#:
0AW409399
Ships in 1 day
9% 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
02-26-2026

$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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
11% 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
02-26-2026

$78.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2847972 - 58205 - Heavy ShockProof Gear Oil - 1 Gallon - For heavily-loaded racing differentials and transmissions, problem gearboxes - Redline - Audi BMW Volkswagen Mercedes Benz

For heavily-loaded racing differentials and transmissions, problem gearboxes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Custom Applications Only.

Brand:
Redline - Corporate Logo
ES#:
2847972
Mfg#:
58205
In Stock
$99.99 USD
Free Shipping
on orders $49 and up
ES#515570 - 0B4409294D - Front Tapered Roller Bearing - Left - Keep your differential free from noise - Genuine Volkswagen Audi - Audi

Keep your differential free from noise affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
515570
Mfg#:
0B4409294D
Ships in 1 day
13% off MSRP

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

$56.00

This product was last offered at the strikethrough price on
06-03-2026

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Includes Genuine Fluid and Two (2) Drain/Fill Plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5445322
Mfg#:
G055515A2KT3
In Stock
$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#3464831 - 0AR409399B - Axle Flange Seal - Priced Each - Fits the left & right side - Corteco - Audi

Fits the left & right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Seals the left & right rear axle flange for vehicle with basic differentials

Brand:
Corteco - Corporate Logo
ES#:
3464831
Mfg#:
0AR409399B
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4869773 - PFR3-743 - Rear Diff Rear Bushing Inserts - Street  - A performance insert with an increased stiffness - Powerflex - Audi

A performance insert with an increased stiffness affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
4869773
Mfg#:
PFR3-743
Ships in 1 Business Day
$85.99 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.

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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