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BMW M3 Differential Parts

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75W110 GL-5 Gear Oil - 1 quart

ES#2847957 - 57804 - 75W110 GL-5 Gear Oil - 1 quart - Synthetic gear oil for superior performance in your differential - Redline - BMW

Synthetic gear oil for superior performance in your differential

Brand:
Redline - Corporate Logo
ES#:
2847957
Mfg#:
57804
In Stock
$25.89 USD
Free Shipping
on orders $49 and up

Differential Seal - Rear Axle

ES#4658416 - 33108860348 - Differential Seal - Rear Axle - Prevents fluid leaks, durable material, OEM quality, ensures drivetrain protection. - Genuine BMW - BMW

Prevents fluid leaks, durable material, OEM quality, ensures drivetrain protection.

Brand:
Genuine BMW - Corporate Logo
ES#:
4658416
Mfg#:
33108860348
In Stock
2% off MSRP

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

$96.99

This product was last offered at the strikethrough price on
09-05-2026

$94.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Carrier Bushing - Priced Each

ES#1844489 - 33312284019 - Rear Differential Carrier Bushing - Priced Each - Located at the front mounting location of the differential - Genuine BMW - BMW

Located at the front mounting location of the differential

Brand:
Genuine BMW - Corporate Logo
ES#:
1844489
Mfg#:
33312284019
Ships in 1-2 days
25% off MSRP

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

$100.20

This product was last offered at the strikethrough price on
09-05-2026

$74.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MoS2 Anti Friction Additive For Manual Transmission / Differential

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 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
261605
Mfg#:
2019
In Stock
ON SALE! SAVE 10%
$12.55

This product was last offered at the strikethrough price on
09-04-2026

$11.30 USD
Free Shipping
on orders $49 and up

75w140 Gear Oil - 1 Quart

ES#1303003 - 57914 - 75w140 Gear Oil - 1 Quart - Designed for use in differentials with LSD requiring a heavier viscosity - Redline - BMW Mercedes Benz

Designed for use in differentials with LSD requiring a heavier viscosity

Brand:
Redline - Corporate Logo
ES#:
1303003
Mfg#:
57914
In Stock
$26.79 USD
Free Shipping
on orders $49 and up

MMX Dual Differential Mount - G8x

MMX locks your G8X differential solid—stronger, sharper, torque-directing, track-ready.

Brand:
MMX Performance - Corporate Logo
ES#:
5341421
Mfg#:
MMR55-1606
Ships in 3 Business Days
$546.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Differential Oil Drain Plug

ES#4213327 - 33117525064 - Differential Oil Drain Plug - M22X1.5 Used on the rear differential - Rein - BMW MINI

M22X1.5 Used on the rear differential 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4213327
Mfg#:
33117525064
Ships in 2 Business Days
ON SALE! SAVE 15%
$14.99

This product was last offered at the strikethrough price on
08-29-2026

$12.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential And LSD Tune

ES#4846087 - bm237haKT - Differential And LSD Tune - Upgrade to a better performing LSD also includes tune. - OS Giken - BMW

Upgrade to a better performing LSD also includes tune.

Brand:
OS Giken - Corporate Logo
ES#:
4846087
Mfg#:
BM237HAKT
Ships in 2 Business Days
$2100.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Febi Manual Transmission Fluid (75w-80) - 1 Liter

ES#2876852 - G052911 - Febi Manual Transmission Fluid (75w-80) - 1 Liter - Fully synthetic high performance GL-5 gear oil excellent lubricating properties, high ageing resistance, and high wetting and adhesion properties - Febi - Audi BMW Volkswagen MINI

Fully synthetic high performance GL-5 gear oil excellent lubricating properties, high ageing resistance, and high wetting and adhesion properties We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2876852
Mfg#:
G052911
In Stock
$29.99

This product was last offered at the strikethrough price on
07-10-2026

$22.99 USD
Free Shipping
on orders $49 and up

Differential Service Kit

ES#3449404 - 33111211708KT2 - Differential Service Kit - Everything you need to service your differential, featuring Redline 75w90 GL-5 Gear Oil and ECS Magnetic Differential Oil Drain Plug! - Assembled By ECS - BMW

Everything you need to service your differential, featuring Redline 75w90 GL-5 Gear Oil and ECS Magnetic Differential Oil Drain Plug! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3449404
Mfg#:
33111211708KT2
In Stock
ON SALE!
$155.99

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

$146.78 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Differential Service Kit

ES#3170081 - f8xdiffKT - Differential Service Kit - All you need in one package for scheduled differential maintenance! With Genuine BMW Motorsport Differential fluid. - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! With Genuine BMW Motorsport Differential fluid. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3170081
Mfg#:
F8XDIFFKT
In Stock
ON SALE!
$159.99

This product was last offered at the strikethrough price on
09-03-2026

$149.67 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Turner F8X M3 & M4 Dual Mount Diff Plate - With Extra Rear Position OE Bushing

ES#4044501 - 26773tms05KT - Turner F8X M3 & M4 Dual Mount Diff Plate - With Extra Rear Position OE Bushing - Turner Dual Mount Diff Plate with an Extra Genuine OE rear position bushing for the second subframe differential mount to capitalize on dual rear mounts, improved bushing life, reduced wheel hop, increased handling, and crisper driveline response. - Turner Motorsport - BMW

Turner Dual Mount Diff Plate with an Extra Genuine OE rear position bushing for the second subframe differential mount to capitalize on dual rear mounts, improved bushing life, reduced wheel hop, increased handling, and crisper driveline response. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4044501
Mfg#:
26773TMS05KT
In Stock
ON SALE! SAVE 25%
$624.99

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

$468.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Service Kit

ES#1895208 - E46M3DIFSER - Differential Service Kit - All you need in one package for scheduled differential maintenance! - Genuine BMW - BMW

All you need in one package for scheduled differential maintenance! Includes BMW SAF-XJ limited slip differential fluid with FM booster

Brand:
Genuine BMW - Corporate Logo
ES#:
1895208
Mfg#:
E46M3DIFSER
In Stock
$236.99

This product was last offered at the strikethrough price on
09-03-2026

$221.99 USD
Free Shipping
This product is lifetime replacement eligible Partial 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 BMW

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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