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BMW E39 525i M54 2.5L

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BMW E39 525i M54 2.5L Most Popular Parts

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ZF 5-Speed Transmission Detent Tool Kit

ES#4736763 - RGZFDETENT - ZF 5-Speed Transmission Detent Tool Kit - Set of 5 drift/punch tools required for installing new detents in your ZF S5D 320z transmission. - Race German - BMW

Set of 5 drift/punch tools required for installing new detents in your ZF S5D 320z transmission.

Brand:
Race German - Corporate Logo
ES#:
4736763
Mfg#:
RGZFDETENT
In Stock
$127.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E39 Front Fender Liner - Left

ES#129539 - 51718159423 - E39 Front Fender Liner - Left - Protect your engine bay from road debris - Genuine BMW - BMW

Protect your engine bay from road debris For vehicles with brake cooling ducts

Brand:
Genuine BMW - Corporate Logo
ES#:
129539
Mfg#:
51718159423
In Stock
1% off MSRP

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

$356.99

This product was last offered at the strikethrough price on
10-09-2026

$354.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Switch

ES#168780 - 61326901961 - Ignition Switch - Steering column ignition switch - Genuine BMW - BMW

Steering column ignition switch

Brand:
Genuine BMW - Corporate Logo
ES#:
168780
Mfg#:
61326901961
In Stock
1% off MSRP

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

$114.99

This product was last offered at the strikethrough price on
10-09-2026

$113.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Valve Stem Seal Kit

ES#4346287 - vs-vbm6-6cylKT - Upgraded Valve Stem Seal Kit - Includes all the valve stems needed for repairing, replacing, or upgrading your BMW's valves and stem seals! - Supertech - BMW

Includes all the valve stems needed for repairing, replacing, or upgrading your BMW's valves and stem seals!

Brand:
Supertech - Corporate Logo
ES#:
4346287
Mfg#:
VS-VBM6-6CYLKT
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#4304653 - 17117639022 - Expansion Tank Cap - Prevent pressure loss and overheating with a new expansion tank cap - Bavarian Autosport - BMW
ECS Tuning recommends this product.

Prevent pressure loss and overheating with a new expansion tank cap 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304653
Mfg#:
17117639022
In Stock
ON SALE! SAVE 15%
$13.99

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

$11.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

New Water Pump - With O-Ring

ES#205358 - 11517527910 - New Water Pump - With O-Ring - Featuring a metal impeller - Graf - BMW

Featuring a metal impeller

Brand:
Graf - Corporate Logo
ES#:
205358
Mfg#:
11517527910
In Stock
$76.69

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

$71.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Android Touchscreen Head Unit - 10.25" Fullscreen Without Buttons

ES#4932039 - 002480BRP02BUIS6 - Android Touchscreen Head Unit - 10.25" Fullscreen Without Buttons - 10.25" Android 14 multimedia head unit with wireless CarPlay & Android Auto! - Bremmen Parts - BMW

10.25" Android 14 multimedia head unit with wireless CarPlay & Android Auto! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4932039
Mfg#:
002480BRP02BUIS6
In Stock
ON SALE! SAVE 14%
$520.99

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

$449.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Refresh Kit

ES#2763229 - 1136143253KT - VANOS Refresh Kit - Includes necessary parts to get your VANOS system sealed up and working again - Assembled By ECS - BMW

Includes necessary parts to get your VANOS system sealed up and working again 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2763229
Mfg#:
1136143253KT
Ships in 5 Business Days
ON SALE! SAVE 20%
$162.99

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

$130.16 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Steering Angle Sensor

ES#4430235 - 32306793632 - Steering Angle Sensor - Eliminate the traction control and brake light on your dash - Bremmen Parts - BMW MINI

Eliminate the traction control and brake light on your dash 10X Entries Into Our F80 M3 Sweepstakes
For vehicles equipped with DSC

Brand:
Bremmen Parts - Corporate Logo
ES#:
4430235
Mfg#:
32306793632
Ships on Dec 2, 2026
ON SALE! SAVE 10%
$143.99

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

$129.60 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cold Climate Oil Separator Kit - Level 2

ES#2603034 - E46M54OSC3KT - Cold Climate Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance 10X Entries Into Our F80 M3 Sweepstakes
Superior performance for both warm and cold climates

Brand:
Assembled By ECS - Corporate Logo
ES#:
2603034
Mfg#:
E46M54OSC3KT
In Stock
ON SALE! SAVE 23%
$161.99

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

$124.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Clutch Slave Cylinder

ES#4659683 - 21522282055 - Clutch Slave Cylinder - Sachs - BMW

We Price Match - Give Us A Call or Chat!

Brand:
Sachs - Corporate Logo
ES#:
4659683
Mfg#:
21522282055
Ships in 1 Business Day
$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

H8 Pure Yellow Bulb - Pair

ES#2526576 - ZZH8BSPYa - H8 Pure Yellow Bulb - Pair - Similar to 3000k HID color, increase intensity & visual appeal with a yellow hue - ZiZa - Audi BMW Volkswagen MINI Porsche

Similar to 3000k HID color, increase intensity & visual appeal with a yellow hue 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with standard bumper and production date from 09/2000

Brand:
ZiZa - Corporate Logo
ES#:
2526576
Mfg#:
ZZH8BSPYA
In Stock
ON SALE! SAVE 10%
$29.99

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

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Clutch Kit - 5 Speed Transmission

ES#2575989 - 21217523620 - Clutch Kit - 5 Speed Transmission - Does not include pressure plate bolts - LUK - BMW

Does not include pressure plate bolts We Price Match - Give Us A Call or Chat!

Brand:
LUK - Corporate Logo
ES#:
2575989
Mfg#:
21217523620
In Stock
$218.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Gasket Set

ES#4668979 - 11611436631 - Intake Manifold Gasket Set - Contains both gaskets needed - Corteco - BMW

Contains both gaskets needed

Brand:
Corteco - Corporate Logo
ES#:
4668979
Mfg#:
11611436631
In Stock
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Relay - White Green

ES#169431 - 61368373700 - Relay - White Green - Replaces relays of the same color - Genuine BMW - BMW MINI

Replaces relays of the same color

Brand:
Genuine BMW - Corporate Logo
ES#:
169431
Mfg#:
61368373700
In Stock
4% off MSRP

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

$24.65

This product was last offered at the strikethrough price on
05-04-2026

$23.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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