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BMW E34 525i M20 2.5L

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BMW E34 525i M20 2.5L Drivetrain Service & Maintenance Parts

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Pentosin Full Synthetic ATF 6 (M1375.4) - 5 Liters

ES#4666615 - 1058207 - Pentosin Full Synthetic ATF 6 (M1375.4) - 5 Liters - ATF6 - For use in 6 speed ZF transmissions - meets Shell M1375.4 specifications - Pentosin - Audi BMW Volkswagen MINI Porsche

ATF6 - For use in 6 speed ZF transmissions - meets Shell M1375.4 specifications

Brand:
Pentosin - Corporate Logo
ES#:
4666615
Mfg#:
1058207
In Stock
ON SALE!
$92.99

This product was last offered at the strikethrough price on
06-25-2026

$88.34 USD
Free Shipping
on orders $49 and up

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 For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4213327
Mfg#:
33117525064
In Stock
$11.99

This product was last offered at the strikethrough price on
05-20-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit

ES#4876240 - 835225790dKT - Rear Differential Service Kit - Perfect service kit for your BMW, Includes the diff fluid and drain plug to get the job done. - Assembled By ECS - BMW

Perfect service kit for your BMW, Includes the diff fluid and drain plug to get the job done. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4876240
Mfg#:
835225790DKT
In Stock
ON SALE!
$59.72 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Hypoid Gear Oil 85w90 - 1 Liter

ES#3097303 - 20010 - Hypoid Gear Oil 85w90 - 1 Liter - Mineral based GL5 gear oil, for use on the street or the track - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz Porsche

Mineral based GL5 gear oil, for use on the street or the track 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3097303
Mfg#:
20010
In Stock
32% off MSRP

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

$17.99

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

$12.25 USD
Free Shipping
on orders $49 and up

FFL-4 75w Transmission Fluid - 1 Liter

ES#3419045 - 83220309031KT2 - FFL-4 75w Transmission Fluid - 1 Liter - For BMW manual transmissions requiring MTF-LT-2/FFL-4 fluid - Pentosin - BMW MINI

For BMW manual transmissions requiring MTF-LT-2/FFL-4 fluid

Brand:
Pentosin - Corporate Logo
ES#:
3419045
Mfg#:
83220309031KT2
In Stock
$44.99 USD
Free Shipping
on orders $49 and up

Schwaben Dipstick Oil Change Tube Set

ES#2918388 - 013810SCH01A - Schwaben Dipstick Oil Change Tube Set - Used with Schwaben ES2774825 6 Liter Fluid Extractor/Filler System - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Used with Schwaben ES2774825 6 Liter Fluid Extractor/Filler System 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2918388
Mfg#:
013810SCH01A
In Stock
ON SALE! SAVE 25%
$27.99

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

$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

8-RING

ES#43431 - 23231228097 - 8-RING - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
43431
Mfg#:
23231228097
Ships in 3 Business Days
3% off MSRP

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

$239.99

This product was last offered at the strikethrough price on
07-21-2026

$232.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

75w90NS GL-5 Gear Oil - 1 Quart

ES#4369255 - 1063078TSP - 75w90NS GL-5 Gear Oil - 1 Quart - API Service Class GL 5+ - Redline - Audi BMW Volkswagen Mercedes Benz Porsche

API Service Class GL 5+

Brand:
Redline - Corporate Logo
ES#:
4369255
Mfg#:
1063078TSP
In Stock
$25.49 USD
Free Shipping
on orders $49 and up

75W-90 Transmission Fluid - 1 liter

ES#2744755 - 83222339221 - 75W-90 Transmission Fluid - 1 liter - Meets API GL-4 standard - Genuine BMW - BMW

Meets API GL-4 standard

Brand:
Genuine BMW - Corporate Logo
ES#:
2744755
Mfg#:
83222339221
In Stock
9% off MSRP

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

$51.76

This product was last offered at the strikethrough price on
06-03-2026

$46.89 USD
Free Shipping
on orders $49 and up

Synchromax Transmission Fluid - 1 Quart

ES#263482 - 01512 - Synchromax Transmission Fluid - 1 Quart - Synchromax is recommended for manual transmissions that specify an automotive transmission fluid - Royal Purple - BMW MINI

Synchromax is recommended for manual transmissions that specify an automotive transmission fluid

Brand:
Royal Purple - Corporate Logo
ES#:
263482
Mfg#:
01512
In Stock
$23.99 USD
Free Shipping
on orders $49 and up

High Performance Gear Oil (GL4+) SAE 75W-90 (20L JUG)

ES#3660870 - 20014 - High Performance Gear Oil (GL4+) SAE 75W-90 (20L JUG) - Fully synthetic GL4+ gear oil, for use on the street or the track - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz Porsche

Fully synthetic GL4+ gear oil, for use on the street or the track 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3660870
Mfg#:
20014
In Stock at Vendor
2% off MSRP

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

$436.99

This product was last offered at the strikethrough price on
07-21-2026

$429.99 USD

ATF 8 Automatic Transmission Fluid - 5 Liters

ES#5346945 - 1058210 - ATF 8 Automatic Transmission Fluid - 5 Liters - Keep your transmission healthy with fresh fluid - Designed for use with ZF 6 & 8 Speed Transmissions - Pentosin - Audi BMW Volkswagen

Keep your transmission healthy with fresh fluid - Designed for use with ZF 6 & 8 Speed Transmissions

Brand:
Pentosin - Corporate Logo
ES#:
5346945
Mfg#:
1058210
In Stock
ON SALE!
$113.99

This product was last offered at the strikethrough price on
04-27-2026

$104.49 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

More About Drivetrain Service & Maintenance Parts

Fluid and filter changes at recommended intervals remove harmful abrasives and corrosive chemicals that damage expensive drivetrain components. See us for filters, fluids, and Schwaben special application tools to make your next maintenance fast and easy.

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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