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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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3/8" Dr Click Torque Wrench

ES#4370646 - M202-P - 3/8" Dr Click Torque Wrench - Professional style. - Performance Tool - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Professional style.

Brand:
Performance Tool - Corporate Logo
ES#:
4370646
Mfg#:
M202-P
Ships in 4 Business Days
$35.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

K&N Air Filter Cleaning Kit - Aerosol

ES#3491802 - 99-5000KT - K&N Air Filter Cleaning Kit - Aerosol - Preserve & maintain your air filter for a lifetime like it was designed to use - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Preserve & maintain your air filter for a lifetime like it was designed to use This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
K&N - Corporate Logo
ES#:
3491802
Mfg#:
99-5000KT
In Stock
$24.00

This product was last offered at the strikethrough price on
05-27-2026

$23.99 USD
Free Shipping
on orders $49 and up

Two Port Universal Catch Can - Black

ES#4338487 - MMBCC-CBTWO - Two Port Universal Catch Can - Black - Mishimoto Compact Baffled Oil Catch Can - Mishimoto - BMW

Mishimoto Compact Baffled Oil Catch Can

Brand:
Mishimoto - Corporate Logo
ES#:
4338487
Mfg#:
MMBCC-CBTWO
In Stock
$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2.5" Stainless Steel V-band Assembly - Priced Each

ES#4007186 - 028092ecs04aKT - 2.5" Stainless Steel V-band Assembly - Priced Each - Create a leak-proof connection for your custom exhaust project. Features locating ring for ease of alignment. - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Create a leak-proof connection for your custom exhaust project. Features locating ring for ease of alignment. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4007186
Mfg#:
028092ECS04AKT
In Stock
ON SALE! SAVE 25%
$49.99

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

$37.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PSB-1: PowerSafe Boost & Air/Fuel Ratio Gauge

ES#4004706 - inn3892 - PSB-1: PowerSafe Boost & Air/Fuel Ratio Gauge - Combines Innovate's patented DirectDigital™ O2 sensor control technology, an OLED display, and a smart safety override circuit for your high performance vehicle - Innovate Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Combines Innovate's patented DirectDigital™ O2 sensor control technology, an OLED display, and a smart safety override circuit for your high performance vehicle

Brand:
Innovate Motorsports - Corporate Logo
ES#:
4004706
Mfg#:
INN3892
In Stock at Vendor
13% off MSRP

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

$457.99

This product was last offered at the strikethrough price on
07-06-2026

$399.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MOMO MOD.78 Steering Wheel - 330mm

ES#3027342 - TMS301059 - MOMO MOD.78 Steering Wheel - 330mm - Customize your driving experience with this fine suede steering wheel - MOMO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Customize your driving experience with this fine suede steering wheel

Brand:
MOMO - Corporate Logo
ES#:
3027342
Mfg#:
TMS301059
In Stock at Vendor
$279.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Battery Terminal and Wiper Arm Puller - Bavarian Autosport

ES#3673932 - B8800093 - Battery Terminal and Wiper Arm Puller - Bavarian Autosport - Removes battery terminals and bolted on wiper arms. - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Removes battery terminals and bolted on wiper arms. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673932
Mfg#:
B8800093
In Stock
ON SALE! SAVE 25%
$23.99

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

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hella Horn - High-Tone

ES#3508540 - 7424011 - Hella Horn - High-Tone - 12 V, 500 Hz with Bracket - Hella - Audi BMW Volkswagen Mercedes Benz MINI Porsche

12 V, 500 Hz with Bracket

Brand:
Hella - Corporate Logo
ES#:
3508540
Mfg#:
7424011
In Stock
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Non-Marring Trim Remover Pry Tool Set

ES#3673869 - B8800008 - Non-Marring Trim Remover Pry Tool Set - - 6 Piece - Bavarian Autosport - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

- 6 Piece - Bavarian Autosport 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673869
Mfg#:
B8800008
Ships on Aug 28, 2026
Auto Notify
ON SALE! SAVE 25%
$23.99

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

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Quick Release Hub - Gen 4.0

The most advanced quick release from NRG

Brand:
NRG - Corporate Logo
ES#:
3663713
Mfg#:
SRK700
In Stock at Vendor
Starting at $223.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Red ECS Tuning Window Sticker - Priced Each

ES#3669 - ECS2X4WSRED - Red ECS Tuning Window Sticker - Priced Each - 2"x4" window sticker - Show some love for your favorite tuning company - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

2"x4" window sticker - Show some love for your favorite tuning company 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3669
Mfg#:
ECS2X4WSRED
In Stock
ON SALE! SAVE 25%
$2.99

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

$2.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VC-30 Water Methanol Controller (Boost)

ES#4623922 - SN0-60400 - VC-30 Water Methanol Controller (Boost) - Proportionally injects more or less water/methanol according to boost pressure - SnowPerformance - Audi BMW Volkswagen MINI

Proportionally injects more or less water/methanol according to boost pressure

Brand:
SnowPerformance - Corporate Logo
ES#:
4623922
Mfg#:
SN0-60400
In Stock
$184.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Camber Gauge

ES#2804885 - 010061SCH01A - Magnetic Camber Gauge - Measure your camber quickly and accurately - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Measure your camber quickly and accurately 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2804885
Mfg#:
010061SCH01A
Ships on Jan 7, 2027
ON SALE! SAVE 20%
$72.99

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

$58.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

12 Pc Metric Combination Wrench Set

ES#2765907 - 005989SCH01A - 12 Pc Metric Combination Wrench Set - Our Schwaben professional grade 8-19mm metric combination wrench set features long handles for extra leverage. Our fine satin finish is easy on the hands and easy to wipe clean. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Our Schwaben professional grade 8-19mm metric combination wrench set features long handles for extra leverage. Our fine satin finish is easy on the hands and easy to wipe clean. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2765907
Mfg#:
005989SCH01A
In Stock
ON SALE!
$56.99

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

$55.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW LED Flashlight

ES#3185477 - 63312410071 - BMW LED Flashlight - Rechargeable flashlight for newer BMWs! - Genuine BMW - BMW

Rechargeable flashlight for newer BMWs!

Brand:
Genuine BMW - Corporate Logo
ES#:
3185477
Mfg#:
63312410071
In Stock
ON SALE!
$51.99

This product was last offered at the strikethrough price on
02-18-2026

$50.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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Manufacturer names and/or part numbers are used only for identification purposes.

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