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Audi B5 S4 2.7T

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Audi B5 S4 2.7T Differential Service Kits

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Rear Differential Service Kit

ES#3659099 - n10037106KT5 - Rear Differential Service Kit - Complete kit with Motul Gear 300 fluid with OEM Drain/Fill plugs to service your rear differential - Assembled By ECS - Audi Volkswagen

Complete kit with Motul Gear 300 fluid with OEM Drain/Fill plugs 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

Brand:
Assembled By ECS - Corporate Logo
ES#:
3659099
Mfg#:
N10037106KT5
In Stock
ON SALE!
$101.99

This product was last offered at the strikethrough price on
06-16-2026

$94.16 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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 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

Brand:
Assembled By ECS - Corporate Logo
ES#:
3659102
Mfg#:
N10037106KT6
In Stock
ON SALE!
$86.99

This product was last offered at the strikethrough price on
10-26-2026

$85.83 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Rear Differential Service Kit - With ECS Magnetic Drain/Fill Plug

ES#3677577 - g052145s2kt4KT - Rear Differential Service Kit - With ECS Magnetic Drain/Fill Plug - Complete kit with Genuine Audi 75w90 fluid to service your rear differential - Assembled By ECS - Audi

Complete kit with Genuine Audi 75w90 fluid 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

Brand:
Assembled By ECS - Corporate Logo
ES#:
3677577
Mfg#:
G052145S2KT4KT
In Stock
ON SALE!
$158.99

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

$148.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Rear Differential Service Kit - With ECS Magnetic Drain/Fill Plug

ES#2580731 - 016409399BKT2 - Rear Differential Service Kit - With ECS Magnetic Drain/Fill Plug - Complete kit with Redline 75w90 fluid to service your rear differential - Assembled By ECS - Audi

Complete kit with Redline 75w90 fluid 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

Brand:
Assembled By ECS - Corporate Logo
ES#:
2580731
Mfg#:
016409399BKT2
In Stock
ON SALE! SAVE 14%
$135.99

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

$116.58 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Rear Differential Service Kit

ES#2678603 - N10037106KT3 - Rear Differential Service Kit - Complete kit with Genuine Audi 75w90 fluid to service your rear differential - Genuine Volkswagen Audi - Audi

Complete kit with Genuine Audi 75w90 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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2678603
Mfg#:
N10037106KT3
Ships in 1 day
$216.99

This product was last offered at the strikethrough price on
09-30-2026

$215.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Rear Differential Service Kit - With ECS Magnetic Drain/Fill Plug

ES#2538236 - 016409399BKT - Rear Differential Service Kit - With ECS Magnetic Drain/Fill Plug - Complete kit with Motul Gear 300 fluid to service your rear differential - Assembled By ECS - Audi Volkswagen

Complete kit with Motul Gear 300 fluid 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

Brand:
Assembled By ECS - Corporate Logo
ES#:
2538236
Mfg#:
016409399BKT
In Stock
ON SALE!
$110.99

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

$109.45 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

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