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Audi B7 S4 V8 Rear Differential Parts

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ES#4766 - G052145S2 - Synthetic Gear Oil 75w90 - 1 Liter - Keep your gears quiet and smooth with new fluid - Genuine Volkswagen Audi - Audi Volkswagen

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4766
Mfg#:
G052145S2
In Stock
$35.79 USD
Free Shipping
on orders $49 and up
ES#261741 - 317811 - Motul Gear 300 Manual Transmission / Differential Fluid (75w-90) - 1 Liter - Fully synthetic GL-4 / GL-5 gear oil, designed for high performance use - Motul - Audi BMW Volkswagen MINI Porsche

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:
Motul - Corporate Logo
ES#:
261741
Mfg#:
317811
In Stock
7% off MSRP

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

$29.11

This product was last offered at the strikethrough price on
06-04-2026

$26.99 USD
Free Shipping
on orders $49 and up
ES#10752 - 8352257904 - Manual Transmission / Differential Fluid 75w90 - 57904 - 1 Quart - For use in front and rear limited slip differentials, as well as some manual transmissions - Redline - Audi BMW Volkswagen Porsche

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:
Redline - Corporate Logo
ES#:
10752
Mfg#:
8352257904
In Stock
$25.99 USD
Free Shipping
on orders $49 and up
ES#2717984 - 003249ECS01 - Performance Rear Differential Mount - Audi B6/B7 A4/S4 - Increase drivetrain rigidity and response! - ECS - Audi

Increase drivetrain rigidity and response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2717984
Mfg#:
003249ECS01
In Stock
ON SALE!
$230.99

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

$224.06 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3172515 - 018327ecs01KT - Complete Rear Differential Mount Kit - Includes the ECS Rear Differential Mount and Carrier Mount Inserts! - ECS - Audi

Includes the ECS Rear Differential Mount and Carrier Mount Inserts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3172515
Mfg#:
018327ECS01KT
Ships in 1-2 days
ON SALE! SAVE 15%
$377.99

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

$321.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4751047 - 027966ECS01EBKT - Adjustable Damping Performance Coilover System - Audi B6/B7 A4/S4 & Performance Rear Differential Mount - Take control of your ride while going low with our sport-tuned coilover system! - Enthusiast Bundles - Audi

Take control of your ride while going low with our sport-tuned coilover system! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751047
Mfg#:
027966ECS01EBKT
In Stock
ON SALE! SAVE 30%
$1205.99

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

$849.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#261605 - 2019 - MoS2 Anti Friction Additive For Manual Transmission / Differential - Increase the life of your gear oil, and decrease gearbox noise - Liqui-Moly - Audi BMW Volkswagen Porsche

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:
Liqui-Moly - Corporate Logo
ES#:
261605
Mfg#:
2019
In Stock
45% off MSRP

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

$21.95

This product was last offered at the strikethrough price on
06-04-2026

$11.99 USD
Free Shipping
on orders $49 and up
ES#8026 - N10037105 - Drain/Fill Plug - Priced Each - Used in both the drain and fill location. M22x1.5 - Genuine Volkswagen Audi - Audi Volkswagen

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:
Genuine Volkswagen Audi - Corporate Logo
ES#:
8026
Mfg#:
N10037105
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.

$14.88

This product was last offered at the strikethrough price on
02-23-2026

$10.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4045950 - B6B7RearLSDMT - JHM Helical Rear Limited Slip Differential - Helical gears respond to changes in traction conditions very quickly - Improves traction and predictability of vehicle behavior: both rear wheels will spin at the same rate. - JH Motorsports  - Audi

Helical gears respond to changes in traction conditions very quickly - Improves traction and predictability of vehicle behavior: both rear wheels will spin at the same rate. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Fitment confirmed in ETS, EXZ, & ETQ diff codes - Does not fit in some 2007+ differential cases - Please see fitment notes in product description for co

Brand:
JH Motorsports  - Corporate Logo
ES#:
4045950
Mfg#:
B6B7REARLSDMT
Ships in 10 Business Days
$949.99 USD
Free Shipping
on orders $49 and up
ES#261389 - 317011 - Motylgear Manual Transmission / Differential Fluid (75w-90) - 1 Liter - Technosynthese Semi-synthetic high performance GL-4 / GL-5 gear oil specially recommended for hard to shift gearboxes - Motul - Audi BMW Volkswagen MINI Porsche

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:
Motul - Corporate Logo
ES#:
261389
Mfg#:
317011
In Stock
5% off MSRP

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

$15.72

This product was last offered at the strikethrough price on
02-18-2026

$14.99 USD
Free Shipping
on orders $49 and up
ES#3132752 - 018327ECS01 -  Rear Differential Carrier Mount Bushing Insert Kit - Decrease differential slop for better drivetrain response! - ECS - Audi

Decrease differential slop for better drivetrain response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3132752
Mfg#:
018327ECS01
Ships in 1-2 days
ON SALE! SAVE 35%
$110.99

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

$72.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4414249 - 017145LA01 - ECS Magnetic Differential Oil Drain Plug - M16x1.5 - Priced Each - Monitor the condition of your differential at each service and remove harmful metallic contaminants from imposing premature wear - ECS - Audi Volkswagen Porsche

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!

For axle code letter HNL, HNP, JKN

Brand:
ECS - Corporate Logo
ES#:
4414249
Mfg#:
017145LA01
Ships on Nov 4, 2026
ON SALE! SAVE 35%
$40.99

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

$26.64 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#465417 - G052911A2 - Manual Transmission Fluid - 1 Liter - Check your owners manual for service intervals (GL-5 Spec) - Genuine Volkswagen Audi - Audi Volkswagen

Check your owners manual for service intervals (GL-5 Spec) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
465417
Mfg#:
G052911A2
In Stock
$35.38 USD
Free Shipping
on orders $49 and up
ES#2739026 - 57905 - Manual Transmission/Differential Fluid 75W-90 - One Gallon - For use in front & rear open differentials as well as some manual transmissions - Redline - Audi BMW Volkswagen

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

Brand:
Redline - Corporate Logo
ES#:
2739026
Mfg#:
57905
In Stock
$97.99 USD
Free Shipping
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 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#:
3659099
Mfg#:
N10037106KT5
In Stock
ON SALE!
$89.99

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

$88.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#2873006 - 034-505-2015 - 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#:
2873006
Mfg#:
034-505-2015
Back Ordered
Auto Notify
$123.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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