Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

BMW E39 525i M54 2.5L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle BMW E39 525i M54 2.5L
Your Vehicle BMW E39 525i M54 2.5L
Change Clear

BMW E39 525i M54 2.5L Most Popular Parts

Sort By
Filter By
Return to Top

REAR L DOOR COVER WT

ES#94833 - 51347078473 - REAR L DOOR COVER WT - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
94833
Mfg#:
51347078473
In Stock
ON SALE!
$198.99

This product was last offered at the strikethrough price on
05-14-2026

$193.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

"Dry" Inspection II Service Kit

ES#2723771 - E39M54IN2DKT - "Dry" Inspection II Service Kit - Includes spark plugs and all filters - add your preferred fluids for a complete service - Assembled By ECS - BMW

Includes spark plugs and all filters - add your preferred fluids for a complete service 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#:
2723771
Mfg#:
E39M54IN2DKT
In Stock
ON SALE!
$195.99

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

$193.22 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Grommet - Priced Each

ES#206641 - 51718186501 - Grommet - Priced Each - Used to secure the front windshield cowl to the vehicle - Genuine BMW - BMW

Used to secure the front windshield cowl to the vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
206641
Mfg#:
51718186501
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley With Vibration Damper

ES#2697669 - 11237513862 - Crankshaft Pulley With Vibration Damper - Reduces vibrations and connects accessories - Febi - BMW

Reduces vibrations and connects accessories affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/2002

Brand:
Febi - Corporate Logo
ES#:
2697669
Mfg#:
11237513862
In Stock at Vendor
$198.99

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

$192.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Transmission Drain Plug

ES#44698 - YC0C - Transmission Drain Plug - Replace when servicing your transmission to ensure proper a leak free finished product - Genuine BMW - BMW

Replace when servicing your transmission to ensure proper a leak free finished product affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 03/2001

Brand:
Genuine BMW - Corporate Logo
ES#:
44698
Mfg#:
24117533937
In Stock
14% off MSRP

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

$10.72

This product was last offered at the strikethrough price on
07-14-2026

$9.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hood Stop Buffer

ES#92389 - 51248254063 - Hood Stop Buffer - Rubber spiral adjustment - Genuine BMW - BMW MINI

Rubber spiral adjustment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
92389
Mfg#:
51248254063
In Stock
$8.17

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

$8.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E39 Front Window Regulator - Right

ES#4491527 - 51338252394 - E39 Front Window Regulator - Right - Replace your burned out window motor today! - Continental - BMW

Replace your burned out window motor today! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
4491527
Mfg#:
51338252394
In Stock
ON SALE! SAVE 26%
$258.99

This product was last offered at the strikethrough price on
05-14-2026

$192.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hard Line replacement Kit

ES#4158351 - 11531705210KT2 - Heater Hard Line replacement Kit - Assembled By ECS - BMW

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#:
4158351
Mfg#:
11531705210KT2
Ships on Nov 12, 2026
Auto Notify
ON SALE!
$201.99

This product was last offered at the strikethrough price on
04-28-2026

$192.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Upper Control Arm - Left

ES#4668873 - 33326777425 - Rear Upper Control Arm - Left - Rear position control arm with bushing - Corteco - BMW

Rear position control arm with bushing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Corteco - Corporate Logo
ES#:
4668873
Mfg#:
33326777425
Ships in 1 Business Day
$95.99 USD
This product is lifetime replacement eligible Lifetime Replacement

REPAIR KIT FOR SUPPORT BEARI

ES#2977376 - 31352298911 - REPAIR KIT FOR SUPPORT BEARI - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2977376
Mfg#:
31352298911
Ships in 1 day
3% off MSRP

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

$98.99

This product was last offered at the strikethrough price on
07-14-2026

$95.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Solenoid Valve

ES#45618 - 24341423368 - Solenoid Valve - Can possibly bring back a lost reverse gear - Genuine BMW - BMW

Can possibly bring back a lost reverse gear affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
45618
Mfg#:
24341423368
Ships in 1 day
3% off MSRP

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

$98.99

This product was last offered at the strikethrough price on
07-14-2026

$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front ABS speed Sensor - Priced Each

ES#1831898 - 34526756375 - Front ABS speed Sensor - Priced Each - 2 required per vehicle - Continental - BMW

2 required per vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
1831898
Mfg#:
34526756375
Back Ordered
$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E39 Horn - Low Tone (420 Hz)

ES#168914 - 61338381271 - E39 Horn - Low Tone (420 Hz) - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
168914
Mfg#:
61338381271
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.

$66.99

This product was last offered at the strikethrough price on
07-14-2026

$63.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Headlight Level Sensor

ES#3673369 - 37146784697 - Headlight Level Sensor - Only for cars with Xenon Headlights - Bavarian Autosport - BMW MINI

Only for cars with Xenon Headlights affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
3673369
Mfg#:
37146784697
In Stock
ON SALE! SAVE 20%
$59.99

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

$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#25778 - 11617533398 - Crankcase Ventilation Hose - From oil separator to valve cover - Genuine BMW - BMW

From oil separator to valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use in cold climates

Brand:
Genuine BMW - Corporate Logo
ES#:
25778
Mfg#:
11617533398
Ships in 1 day
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#4879322 - 12141438082 - Camshaft Position Sensor - Replacement of failed original camshaft position sensor can instantly restore proper engine operation - URO - BMW

Replacement of failed original camshaft position sensor can instantly restore proper engine operation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4879322
Mfg#:
12141438082
Ships in 1 Business Day
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings