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BMW E46 325i M54 2.5L

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BMW E46 325i M54 2.5L Differential Parts

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Heavy Duty Rear Differential Carrier Bushing

ES#2561333 - 33176751808 - Heavy Duty Rear Differential Carrier Bushing - Bushing that presses into the rear subframe at the rear of the differential. - Meyle HD - BMW

Bushing that presses into the rear subframe at the rear of the differential. 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle HD - Corporate Logo
ES#:
2561333
Mfg#:
33176751808
In Stock
$53.99

This product was last offered at the strikethrough price on
05-07-2026

$31.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Subframe Nut - Priced Each

ES#57641 - 33326760374 - Rear Subframe Nut - Priced Each - Used to secure both front bushings to the body - Genuine BMW - BMW MINI

Used to secure both front bushings to the body

Brand:
Genuine BMW - Corporate Logo
ES#:
57641
Mfg#:
33326760374
In Stock
20% off MSRP

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

$9.03

This product was last offered at the strikethrough price on
07-27-2026

$7.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hightec TOPGEAR SAE 75W-90 S - 1 Liter

ES#5374135 - 25002-0010-99 - Hightec TOPGEAR SAE 75W-90 S - 1 Liter - Fully synthetic, multigrade gearbox oil of performance rating API GL-4/5 for multi-functional use in axle gears and manual gearboxes - ROWE - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Fully synthetic, multigrade gearbox oil of performance rating API GL-4/5 for multi-functional use in axle gears and manual gearboxes

Brand:
ROWE - Corporate Logo
ES#:
5374135
Mfg#:
25002-0010-99
In Stock
$19.99 USD
Free Shipping
on orders $49 and up

"Right Stuff" Gasket Maker

ES#517963 - 29208 - "Right Stuff" Gasket Maker - Creates gaskets the same way as OEM car manufacturers - Permatex - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Creates gaskets the same way as OEM car manufacturers

Brand:
Permatex - Corporate Logo
ES#:
517963
Mfg#:
29208
In Stock
$33.19 USD
Free Shipping
on orders $49 and up

Finned Differential Cover

ES#56041 - 33117512980 - Finned Differential Cover - Finned for added cooling - Genuine BMW - BMW

Finned for added cooling

Brand:
Genuine BMW - Corporate Logo
ES#:
56041
Mfg#:
33117512980
Ships in 2 Business Days
1% off MSRP

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

$280.76

This product was last offered at the strikethrough price on
09-18-2026

$277.63 USD
Free Shipping

Differential Pinion Mount Bush Kit

ES#3045878 - SPF4330K - Differential Pinion Mount Bush Kit - Higher performance and a longer service life - precision-engineered to be superior to your stock rubber parts! - SuperPro - BMW

Higher performance and a longer service life - precision-engineered to be superior to your stock rubber parts!

Brand:
SuperPro - Corporate Logo
ES#:
3045878
Mfg#:
SPF4330K
In Stock at Vendor
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Differential Output Shaft Seal W/ Lock Ring

ES#4932415 - 33107505604 - Differential Output Shaft Seal W/ Lock Ring - Seals the axles into the differential, includes lock ring - URO - BMW

Seals the axles into the differential, includes lock ring 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4932415
Mfg#:
33107505604
In Stock
$10.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW E46 3 Series / Z4 Rear Diff Front Mount

ES#4842874 - PFR5-4621H - BMW E46 3 Series / Z4 Rear Diff Front Mount - Powerflex Rear Diff Front Mount Bushing for the BMW E46 3 Series and Z4 is an excellent upgrade for drivers seeking improved drivetrain stability, better handling, and more efficient power delivery. - Powerflex - BMW

Powerflex Rear Diff Front Mount Bushing for the BMW E46 3 Series and Z4 is an excellent upgrade for drivers seeking improved drivetrain stability, better handling, and more efficient power delivery.

Brand:
Powerflex - Corporate Logo
ES#:
4842874
Mfg#:
PFR5-4621H
In Stock
$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Output Shaft Seal Dust Cover - Large

ES#56509 - 33131428097 - Output Shaft Seal Dust Cover - Large - This is the large dust cover that fits on the small dust cover - Genuine BMW - BMW

This is the large dust cover that fits on the small dust cover

Brand:
Genuine BMW - Corporate Logo
ES#:
56509
Mfg#:
33131428097
Ships in 1-2 days
5% off MSRP

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

$56.99

This product was last offered at the strikethrough price on
09-18-2026

$54.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Polyurethane Differential Bushing Set - Front Position

ES#2748916 - 002447ECS04KT - Performance Polyurethane Differential Bushing Set - Front Position - ECS engineered to improved power application and superior service life over factory rubber bushings - ECS - BMW

ECS engineered to improved power application and superior service life over factory rubber bushings 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2748916
Mfg#:
002447ECS04KT
In Stock
ON SALE! SAVE 25%
$112.99

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

$84.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heavy ShockProof Gear Oil - 1 Gallon

ES#2847972 - 58205 - Heavy ShockProof Gear Oil - 1 Gallon - For heavily-loaded racing differentials and transmissions, problem gearboxes - Redline - Audi BMW Volkswagen Mercedes Benz

For heavily-loaded racing differentials and transmissions, problem gearboxes For Custom Applications Only.

Brand:
Redline - Corporate Logo
ES#:
2847972
Mfg#:
58205
In Stock
$99.99 USD
Free Shipping
on orders $49 and up

Max-Gear Gear Oil 75w90 - 1 Quart

ES#263484 - 01300 - Max-Gear Gear Oil 75w90 - 1 Quart - Max-Gear is recommended for use in front or rear open differentials, manual transmissions, and lower gear units of marine engines that specify use of an API GL-5 or GL-4 fluid - Royal Purple - Audi BMW Volkswagen Mercedes Benz Porsche

Max-Gear is recommended for use in front or rear open differentials, manual transmissions, and lower gear units of marine engines that specify use of an API GL-5 or GL-4 fluid

Brand:
Royal Purple - Corporate Logo
ES#:
263484
Mfg#:
01300
In Stock
$22.99 USD
Free Shipping
on orders $49 and up

Driveshaft Seal

ES#4070600 - 31507609535 - Driveshaft Seal - Seals the driveshaft to the differential - Corteco - BMW

Seals the driveshaft to the differential

Brand:
Corteco - Corporate Logo
ES#:
4070600
Mfg#:
31507609535
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Finned Differential Cover Upgrade Kit

ES#2095895 - 33117512980 - Finned Differential Cover Upgrade Kit - Keep your differential fluid at the correct operating temperature - Assembled By ECS - BMW

Keep your differential fluid at the correct operating temperature 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2095895
Mfg#:
33117512980
Ships in 2 Business Days
$367.99

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

$366.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Differential Service Kit

ES#3449403 - 33117525064KT2 - Differential Service Kit - Everything you need to service your differential, featuring Redline 75w90 and ECS Magnetic Differential Oil Drain Plug! - Assembled By ECS - BMW

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

Brand:
Assembled By ECS - Corporate Logo
ES#:
3449403
Mfg#:
33117525064KT2
In Stock
ON SALE!
$182.99

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

$172.17 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.

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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