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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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Wheel Spacer/Hub Adapter & Bolt Kit - 15mm

ES#2827152 - 3990ecs01-15KT - Wheel Spacer/Hub Adapter & Bolt Kit - 15mm - 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 10X Entries Into Our F80 M3 Sweepstakes
Includes extended wheel bolt set

Brand:
ECS - Corporate Logo
ES#:
2827152
Mfg#:
3990ECS01-15KT
In Stock
ON SALE! SAVE 25%
$155.99

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

$116.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#4870454 - 11781742050 - Oxygen Sensor - Priced Each - 2 required in each application - URO - BMW

2 required in each application 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4870454
Mfg#:
11781742050
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS 6-Piston Front Big Brake Kit (338x26)

ES#3575888 - 000249ECS01KT2 - ECS 6-Piston Front Big Brake Kit (338x26) - Give your BMW incredible stopping power! BMW Performance rotors; no brake fluid. - Assembled By ECS - BMW

Give your BMW incredible stopping power! BMW Performance rotors; no brake fluid. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3575888
Mfg#:
000249ECS01KT2
Ships in 8 Business Days
$2443.58 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front HPS 5.0 Performance Brake Pad Set

ES#3476212 - HB135B.760. - Front HPS 5.0 Performance Brake Pad Set - Next generation high performance street brake pad offering greater stopping power and pedal feel, with very low dust and noise - Hawk - BMW

Next generation high performance street brake pad offering greater stopping power and pedal feel, with very low dust and noise

Brand:
Hawk - Corporate Logo
ES#:
3476212
Mfg#:
HB135B.760.
In Stock at Vendor
$186.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Z26 Street Warrior Brake Kit - Front and Rear

ES#3477715 - K2746-26 - Z26 Street Warrior Brake Kit - Front and Rear - Includes performance drilled and slotted rotors and Power Stop's Extreme Carbon-Fiber Ceramic pads. - Power Stop - BMW

Includes performance drilled and slotted rotors and Power Stop's Extreme Carbon-Fiber Ceramic pads. For sedan models only

Brand:
Power Stop - Corporate Logo
ES#:
3477715
Mfg#:
K2746-26
Ships in 1 Business Day
$605.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Idle Control Valve

ES#2762612 - 13411744713 - Idle Control Valve - An integral part of the air intake system - Vemo - BMW

An integral part of the air intake system

Brand:
Vemo - Corporate Logo
ES#:
2762612
Mfg#:
13411744713
In Stock
$213.99

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

$150.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolt

ES#2641302 - 11241739729 - Connecting Rod Bolt - The stretch bolt design means these need replaced once removed - Genuine BMW - BMW

The stretch bolt design means these need replaced once removed

Brand:
Genuine BMW - Corporate Logo
ES#:
2641302
Mfg#:
11241739729
In Stock
$7.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Filter

ES#3647732 - 13321709535 - Fuel Filter - With internal pressure regulator - Hengst - BMW
ECS Tuning recommends this product.

With internal pressure regulator 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3647732
Mfg#:
13321709535
In Stock
$72.99 USD
Free Shipping
on orders $49 and up

Conical Seat Wheel Bolt - 12x1.5x45mm - Priced Each

ES#2130080 - C17A45-ZNNITT - Conical Seat Wheel Bolt - 12x1.5x45mm - Priced Each - Black zinc coated bolts to secure your wheels - ECS - BMW Volkswagen MINI

Black zinc coated bolts to secure your wheels 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2130080
Mfg#:
C17A45-ZNNITT
In Stock
ON SALE! SAVE 25%
$5.99

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

$4.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 20mm

ES#240409 - ecs#265wb - Wheel Spacer & Bolt Kit - 20mm - Aluminum wheel spacer and extended bolt kit made specifically for your 5x120, 74.1mm center bore BMW. - ECS - BMW

Aluminum wheel spacer and extended bolt kit made specifically for your 5x120, 74.1mm center bore BMW. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
240409
Mfg#:
ECS#265WB
In Stock
ON SALE!
$164.99

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

$160.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Water Pump Pulley

ES#2534820 - 11511436590 - Aluminum Water Pump Pulley - An upgrade over commonly failing plastic pulley - URO - BMW
ECS Tuning recommends this product.

An upgrade over commonly failing plastic pulley 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534820
Mfg#:
11511436590
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Conical Seat Wheel Bolt - 12x1.5x26mm - Priced Each

ES#2185240 - B12 - Conical Seat Wheel Bolt - 12x1.5x26mm - Priced Each - Zinc-coated bolts to secure your wheels - ECS - BMW Volkswagen MINI

Zinc-coated bolts to secure your wheels 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2185240
Mfg#:
B12
In Stock
ON SALE! SAVE 40%
$5.99

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

$3.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit (Touring Models Only)

ES#3509430 - I-42-BR - BR Series Coilover Suspension Kit (Touring Models Only) - Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! - BC Racing - BMW

Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! For Touring Models Only

Brand:
BC Racing - Corporate Logo
ES#:
3509430
Mfg#:
I-42-BR
Ships in 3 Business Days
$1195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor - Intake

ES#4846513 - 12147539165 - Camshaft Position Sensor - Intake - Upgrade your BMWs performance and reliability with a premium camshaft position sensor intake. - Bremi - BMW

Upgrade your BMW’s performance and reliability with a premium camshaft position sensor – intake.

Brand:
Bremi - Corporate Logo
ES#:
4846513
Mfg#:
12147539165
Ships in 2 Business Days
$49.99

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

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Cylinder Head basic Replacement Kit

ES#2918754 - 11127514540-2KT - Complete Cylinder Head basic Replacement Kit - Everything you will need to do a head service on your BMW - Assembled By ECS - BMW

Everything you will need to do a head service on your BMW 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2918754
Mfg#:
11127514540-2KT
Ships on Nov 5, 2026
$2428.99

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

$2381.99 USD
This product is lifetime replacement eligible Partial Replacement

Performance Ignition Service Kit

ES#4758078 - 7599219T1KT - Performance Ignition Service Kit - Everything you need to service your ignition system including Bosch Platinum+4 spark plugs and Turner Performance Ignition Coils - Assembled By ECS - BMW

Everything you need to service your ignition system including Bosch Platinum+4 spark plugs and Turner Performance Ignition Coils 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
4758078
Mfg#:
7599219T1KT
Ships on Sep 15, 2026
Auto Notify
ON SALE!
$281.99

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

$264.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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