Audi A4 Differential Service & Maintenance Parts

High performance GL4/5 gear oil for extended oil change intervals and extreme loads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
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Brand:

ES#:

4142893

Mfg#:

22090

Fully synthetic GL4+ gear oil, for use on the street or the track affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
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Brand:

ES#:

3170913

Mfg#:

20012

Keep your gears quiet and smooth with new fluid affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4766

Mfg#:

G052145S2

Fully synthetic GL-4 / GL-5 gear oil, designed for high performance use affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

261741

Mfg#:

317811

For use in front and rear limited slip differentials, as well as some manual transmissions affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

10752

Mfg#:

8352257904

Capture harmful particles to prevent wear. M22x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

Brand:

ES#:

2538104

Mfg#:

000857ECS01A

$40.99 USD

Add to Cart

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on orders $49 and up

Lifetime Replacement

One (1) Liter Bottle - MB 235.7 / MB 239.7 Spec affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4758817

Mfg#:

G052190A2

Complete kit with Genuine fluids and drain plugs to service your rear differential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4620706

Mfg#:

G055190A2-2KT

$58.99 USD

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on orders $49 and up

Partial Replacement

Commonly found as a drain or fill plug. M10x1x10 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

469442

Mfg#:

N90281802

25% off MSRP

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

$3.99

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

$2.99 USD

Add to Cart

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on orders $49 and up

Lifetime Replacement

Monitor the condition of your differential at each service and remove harmful metallic contaminants from imposing premature wear affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

For axle code letter HNL, HNP, JKN

Brand:

ES#:

4414249

Mfg#:

017145LA01

$41.99 USD

Add to Cart

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on orders $49 and up

Lifetime Replacement

Used in both the drain and fill location. M22x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For axle code letter HUQ, HUN, HUP

Brand:

ES#:

8026

Mfg#:

N10037105

30% 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
02-23-2026

$10.49 USD

Add to Cart

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on orders $49 and up

Lifetime Replacement

Fully synthetic high performance GL-5 gear oil excellent lubricating properties, high ageing resistance, and high wetting and adhesion properties affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

2876852

Mfg#:

G052911

Increase the life of your gear oil, and decrease gearbox noise affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

261605

Mfg#:

2019

Removed to drain or fill your transmission/differential fluid. M22x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

467288

Mfg#:

N10037106

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
06-13-2026

$14.38 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Technosynthese Semi-synthetic high performance GL-4 / GL-5 gear oil specially recommended for hard to shift gearboxes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

261389

Mfg#:

317011

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

Brand:

ES#:

2593469

Mfg#:

0AR409399BKT

$110.99

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

$108.99 USD

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Partial Replacement