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

Exact-Fit Stainless Steel Brake Lines - Mid

ES#4065021 - 025317ecs05KT - Exact-Fit Stainless Steel Brake Lines - Mid - DOT-compliant kit to improve pedal feel in your vehicle. - ECS - BMW

DOT-compliant kit to improve pedal feel in your vehicle. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4065021
Mfg#:
025317ECS05KT
In Stock
ON SALE! SAVE 10%
$78.99

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

$71.09 USD
Free Shipping

Front Caliper Rebuild Kit - Priced Per Caliper

ES#2574683 - 34111157037 - Front Caliper Rebuild Kit - Priced Per Caliper - Includes seals for rebuilding a caliper - ATE - BMW

Includes seals for rebuilding a caliper affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATE - Corporate Logo
ES#:
2574683
Mfg#:
34111157037
In Stock
$33.99

This product was last offered at the strikethrough price on
06-11-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Oil Pan

ES#4879337 - 24117507556 - Transmission Oil Pan - Replace your cracked or broken pan, includes drain plug and magnets. - URO - BMW

Replace your cracked or broken pan, includes drain plug and magnets. 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#:
4879337
Mfg#:
24117507556
In Stock
$141.99 USD
Free Shipping
on orders $49 and up

Stage 1 Spec Clutch And Flywheel

ES#3870773 - sb801KT - Stage 1 Spec Clutch And Flywheel - Race bolt kit and flange plate included! - Spec Clutches - BMW

Race bolt kit and flange plate included! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production from 04/2004

Brand:
Spec Clutches - Corporate Logo
ES#:
3870773
Mfg#:
SB801KT
Ships in 4 Business Days
$1268.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Seibon CSL style carbon fiber trunk

ES#3010278 - TL9703BMWE39C - Seibon CSL style carbon fiber trunk - CSL styling and weight savings for your E39! - Seibon - BMW

CSL styling and weight savings for your E39! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Seibon - Corporate Logo
ES#:
3010278
Mfg#:
TL9703BMWE39C
Special Order: No Guaranteed ETA
$1260.00 USD
This product is lifetime replacement eligible Lifetime Replacement

OEM Style Carbon Fiber Hood

ES#3563292 - HD9703BMWE39 - OEM Style Carbon Fiber Hood - Seibon - BMW

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

Brand:
Seibon - Corporate Logo
ES#:
3563292
Mfg#:
HD9703BMWE39
Special Order: No Guaranteed ETA
$1260.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer/Hub Adapter & Bolt Kit - 20mm

ES#2827156 - 3990ecs01-20KT - Wheel Spacer/Hub Adapter & Bolt Kit - 20mm - Expand your wheel options by dialing in fitment of 72.6mm centerbore wheels on your 74.1mm hub - ECS - BMW

Expand your wheel options by dialing in fitment of 72.6mm centerbore wheels on your 74.1mm hub affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Includes extended wheel bolt set

Brand:
ECS - Corporate Logo
ES#:
2827156
Mfg#:
3990ECS01-20KT
In Stock
ON SALE! SAVE 25%
$167.99

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

$125.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Door Lock Actuator - Priced Each

ES#4066647 - 67118352165 - Door Lock Actuator - Priced Each - Hamburg Tech - BMW

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

Brand:
Hamburg Tech - Corporate Logo
ES#:
4066647
Mfg#:
67118352165
In Stock
$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Xenon Headlight Bulb - D2S

ES#4146992 - UR0-013344 - Xenon Headlight Bulb - D2S - Get your exterior lights shining bright again. 85V-35w - URO - Audi BMW Volkswagen MINI

Get your exterior lights shining bright again. 85V-35w 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 xenon headlights

Brand:
URO - Corporate Logo
ES#:
4146992
Mfg#:
UR0-013344
In Stock
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Upper Spring Pad - Priced Each

ES#50356 - 31331091867 - Front Upper Spring Pad - Priced Each - Used between spring and strut - Genuine BMW - BMW

Used between spring and strut affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
50356
Mfg#:
31331091867
In Stock
16% off MSRP

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

$14.94

This product was last offered at the strikethrough price on
07-09-2026

$12.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shifter Rod Coupler Bushing - Priced Each

ES#46840 - 25111434194 - Shifter Rod Coupler Bushing - Priced Each - Holds components to the shifter rod joint - Genuine BMW - BMW

Holds components to the shifter rod joint affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
46840
Mfg#:
25111434194
In Stock
15% off MSRP

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

$8.50

This product was last offered at the strikethrough price on
06-10-2026

$7.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Adjustment Unit/DISA Valve Kit

ES#2960799 - 11617544806KT - Air Adjustment Unit/DISA Valve Kit - Having idle problems and low RPM hesitation? Located on the intake manifold. Includes mounting hardware - Genuine BMW - BMW

Having idle problems and low RPM hesitation? Located on the intake manifold. Includes mounting hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2960799
Mfg#:
11617544806KT
Ships in 3 Business Days
$417.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E39 Front center storing partition

ES#85977 - 51168159694 - E39 Front center storing partition - Comes with lighter socket but does not include the lighter element - Genuine BMW - BMW

Comes with lighter socket but does not include the lighter element affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
85977
Mfg#:
51168159694
Ships on Dec 31, 2026
$208.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Race German Dual Vanos Rebuild Seal Kit

ES#4493083 - RGDVNSSK - Race German Dual Vanos Rebuild Seal Kit - Eliminate VANOS issues or stop them before they happen! - Race German - BMW

Eliminate VANOS issues or stop them before they happen! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race German - Corporate Logo
ES#:
4493083
Mfg#:
RGDVNSSK
Ships in 2 Business Days
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Sump/Oil Pan Plug

ES#4731975 - MMR03-0504 - Magnetic Sump/Oil Pan Plug - Removes metal particles suspended in your engine oil - MMX Performance - BMW MINI

Removes metal particles suspended in your engine oil affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MMX Performance - Corporate Logo
ES#:
4731975
Mfg#:
MMR03-0504
In Stock
$37.99 USD
Free Shipping
on orders $49 and up

DOT 4 Low Viscosity Brake Fluid - 1 Liter

ES#2862519 - 1224116 - DOT 4 Low Viscosity Brake Fluid - 1 Liter - Special brake fluid of highest DOT 4 performance levels and extremely low viscosity at cold temperatures. - Pentosin - Audi BMW Volkswagen MINI Porsche

Special brake fluid of highest DOT 4 performance levels and extremely low viscosity at cold temperatures. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pentosin - Corporate Logo
ES#:
2862519
Mfg#:
1224116
Back Ordered
Auto Notify
$24.99 USD
Free Shipping
on orders $49 and up

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