Audi B8/B8.5 S4 Quattro 3.0T Differential Service & Maintenance Parts

Fully synthetic GL-4 / GL-5 gear oil, designed for high performance use Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

261741

Mfg#:

317811

Keep your gears quiet and smooth with new fluid Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4766

Mfg#:

G052145S2

For use in front and rear limited slip differentials, as well as some manual transmissions Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

10752

Mfg#:

8352257904

GL-4 gear oil, slightly heavier than MTL with the same benefits Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

1503

Mfg#:

RL MT90

For proper maintenance of your transfer case Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles with Sport Diff Only

Brand:

ES#:

2726939

Mfg#:

G055515A2

Commonly found as a drain or fill plug. M10x1x10 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

469442

Mfg#:

N90281802

$3.99 USD

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on orders $49 and up

Lifetime Replacement

Used in both the drain and fill location. M22x1.5 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles without Torque Vectoring rear differentials

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
10-29-2026

$10.49 USD

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on orders $49 and up

Lifetime Replacement

Increase the life of your gear oil, and decrease gearbox noise 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

261605

Mfg#:

2019

Fully synthetic high performance GL-5 gear oil excellent lubricating properties, high ageing resistance, and high wetting and adhesion properties Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

2876852

Mfg#:

G052911

Complete kit with OE fluid to service your rear differential Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles without Torque Vectoring differentials

Brand:

ES#:

2593469

Mfg#:

0AR409399BKT

$108.99

This product was last offered at the strikethrough price on
10-27-2026

$106.99 USD

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Partial Replacement

Technosynthese Semi-synthetic high performance GL-4 / GL-5 gear oil specially recommended for hard to shift gearboxes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

261389

Mfg#:

317011

For use in front & rear open differentials as well as some manual transmissions Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

2739026

Mfg#:

57905

Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential. 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles without Torque Vectoring differentials

Brand:

ES#:

3660796

Mfg#:

N10037105KTKT7

$98.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Partial Replacement