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

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
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 Engine Parts & Accessories

Sort By
Filter By
Return to Top

Coolant Bleeder Screw - Priced Each

ES#4316519 - 17111712788 - Coolant Bleeder Screw - Priced Each - Comes with O-Ring - Bremmen Parts - BMW MINI

Comes with O-Ring 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316519
Mfg#:
17111712788
Ships on Sep 16, 2026
Auto Notify
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Spring Retainer - Priced Each

ES#22811 - 11341432453 - Valve Spring Retainer - Priced Each - Located at the top of your valve spring - Genuine BMW - BMW

Located at the top of your valve spring

Brand:
Genuine BMW - Corporate Logo
ES#:
22811
Mfg#:
11341432453
Ships in 6 Business Days
$16.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing Cap

ES#2770578 - 11421744000 - Oil Filter Housing Cap - Includes sealing o-ring - Vaico - BMW

Includes sealing o-ring We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2770578
Mfg#:
11421744000
Ships in 2 Business Days
$67.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt - Air Conditioning Compressor

ES#21723 - 11287512762 - Accessory Belt - Air Conditioning Compressor - A/C belt for your BMW - Genuine BMW - BMW

A/C belt for your BMW For vehicles with production date from 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
21723
Mfg#:
11287512762
Ships in 3 Business Days
8% off MSRP

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

$35.99

This product was last offered at the strikethrough price on
08-24-2026

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#5396594 - 12141709616 - Crankshaft Position Sensor - Does not include O-ring - Hitachi - BMW

Does not include O-ring

Brand:
Hitachi - Corporate Logo
ES#:
5396594
Mfg#:
12141709616
Back Ordered
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#2534641 - 61318360876 - Coolant Level Sensor - Monitors the coolant level in the expansion tank - URO - BMW

Monitors the coolant level in the expansion tank 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534641
Mfg#:
61318360876
Ships in 2 Business Days
$12.99

This product was last offered at the strikethrough price on
04-10-2026

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-ring - Priced Each

ES#4066943 - 11531703848 - O-ring - Priced Each - 18.2x3. Used in the cooling system - Victor Reinz - BMW
ECS Tuning recommends this product.

18.2x3. Used in the cooling system

Brand:
Victor Reinz - Corporate Logo
ES#:
4066943
Mfg#:
11531703848
Ships in 2 Business Days
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Valve - Priced Each

ES#22956 - 11347505731 - Exhaust Valve - Priced Each - Replacement exhaust valve - Genuine BMW - BMW

Replacement exhaust valve

Brand:
Genuine BMW - Corporate Logo
ES#:
22956
Mfg#:
11347505731
Ships in 3 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.

$66.13

This product was last offered at the strikethrough price on
08-24-2026

$65.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap Seal

ES#2091421 - 17111723580 - Expansion Tank Cap Seal - Keep your coolant in. - MTC - BMW

Keep your coolant in.

Brand:
MTC - Corporate Logo
ES#:
2091421
Mfg#:
17111723580
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Mount

ES#2597806 - 17111737704 - Rubber Mount - Rubber lower mount for your radiator - URO - BMW

Rubber lower mount for your radiator 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2597806
Mfg#:
17111737704
Ships on Sep 18, 2026
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Diagnostic Plug Cap with Leash (Under Hood)

ES#31278 - 12521703202 - Diagnostic Plug Cap with Leash (Under Hood) - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
31278
Mfg#:
12521703202
Ships in 3 Business 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.

$65.99

This product was last offered at the strikethrough price on
08-24-2026

$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Fuel Injector - Priced Each

ES#4350019 - 13537546244reKT - Remanufactured Fuel Injector - Priced Each - Includes $10 core charge. Direct Replacement - GB Remanufacturing - BMW

Includes $10 core charge. Direct Replacement

Brand:
GB Remanufacturing - Corporate Logo
ES#:
4350019
Mfg#:
13537546244REKT
Back Ordered
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Drain Plug

ES#2828449 - 17111712339 - Radiator Drain Plug - Usually stripped out after being removed - URO - BMW

Usually stripped out after being removed 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2828449
Mfg#:
17111712339
In Stock
$4.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

"Cold Climate" Crankcase Pressure Regulator Valve

ES#2867372 - 11617533400 - "Cold Climate" Crankcase Pressure Regulator Valve - Commonly referred to as the "oil separator" or PCV - Febi - BMW

Commonly referred to as the "oil separator" or PCV We Price Match - Give Us A Call or Chat!
Superior performance for both warm and cold climates

Brand:
Febi - Corporate Logo
ES#:
2867372
Mfg#:
11617533400
Ships in 2 Business Days
$72.99

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

$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose

ES#2813485 - 11531705223 - Radiator Hose - Includes retaining clips - Hamburg Tech - BMW

Includes retaining clips We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813485
Mfg#:
11531705223
In Stock
Limited Qty Sale
$37.99

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

$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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