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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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Stage 1 Camber Plates - Street

ES#3149846 - 192416-1J - Stage 1 Camber Plates - Street - Easily adjust front camber for the first time, with additional caster adjustment - installs in place of stock strut mounts. Perfect for daily driven stock cars! - KMAC - BMW

Easily adjust front camber for the first time, with additional caster adjustment - installs in place of stock strut mounts. Perfect for daily driven stock cars!

Brand:
KMAC - Corporate Logo
ES#:
3149846
Mfg#:
192416-1J
In Stock
$380.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Transmission mount Set - Street/Track

ES#2718367 - 002705ECS01 - Polyurethane Transmission mount Set - Street/Track - 80A durometer rating - perfect for aggressive enthusiast driving. Constructed of 304 stainless steel with bonded and constrained polyurethane. - ECS - BMW

80A durometer rating - perfect for aggressive enthusiast driving. Constructed of 304 stainless steel with bonded and constrained polyurethane.

Brand:
ECS - Corporate Logo
ES#:
2718367
Mfg#:
002705ECS01
In Stock
ON SALE! SAVE 15%
$115.99

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

$98.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exact-Fit Stainless Steel Brake Lines - Complete Kit

ES#250343 - e393430kit - Exact-Fit Stainless Steel Brake Lines - Complete Kit - DOT-compliant kit to improve pedal feel in your vehicle. - ECS - BMW

DOT-compliant kit to improve pedal feel in your vehicle.

Brand:
ECS - Corporate Logo
ES#:
250343
Mfg#:
E393430KIT
In Stock
ON SALE! SAVE 10%
$207.99

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

$187.19 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

D4 ATF Automatic Transmission Fluid - 1 Quart

ES#251177 - 8352230504 - D4 ATF Automatic Transmission Fluid - 1 Quart - For use in many ZF automatic transmissions - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

For use in many ZF automatic transmissions

Brand:
Redline - Corporate Logo
ES#:
251177
Mfg#:
8352230504
In Stock
$18.99

This product was last offered at the strikethrough price on
06-15-2026

$18.89 USD
Free Shipping
on orders $49 and up

Performance Ignition Service Kit

ES#4608633 - D650-0007KT - Performance Ignition Service Kit - Everything you need to service your ignition system, featuring Dinan performance ignition Coils - Dinan - BMW

Everything you need to service your ignition system, featuring Dinan performance ignition Coils Call In Or Chat For Best Price!
For vehicles with a production up to 09/2002 - vehicles produced after 09/2002+ will use N series style coils (D650-0004)

Brand:
Dinan - Corporate Logo
ES#:
4608633
Mfg#:
D650-0007KT
In Stock
$275.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#240368 - 11781742050 - Oxygen Sensor - Priced Each - 2 required in each application - Bosch - BMW
ECS Tuning recommends this product.

2 required in each application We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
240368
Mfg#:
11781742050
In Stock
$96.10

This product was last offered at the strikethrough price on
05-29-2026

$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Air Adjustment Unit/DISA Valve

ES#4338768 - 11617544806 - Intake Air Adjustment Unit/DISA Valve - Having idle problems and low RPM hesitation? Located on the intake manifold. - Bavarian Autosport - BMW
ECS Tuning recommends this product.

Having idle problems and low RPM hesitation? Located on the intake manifold.

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4338768
Mfg#:
11617544806
In Stock
ON SALE! SAVE 20%
$156.99

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

$125.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stainless Brake Rotor Set Screw - M8x1.25x14mm - Priced Each

ES#2162802 - 6-ECS-001 - Stainless Brake Rotor Set Screw - M8x1.25x14mm - Priced Each - Made from stainless steel so it will not seize into the hub - ECS - BMW MINI

Made from stainless steel so it will not seize into the hub

Brand:
ECS - Corporate Logo
ES#:
2162802
Mfg#:
6-ECS-001
In Stock
ON SALE! SAVE 25%
$6.99

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

$5.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E39 BavSound Speaker Upgrade - E39

ES#4266130 - S1.E46.W.THF - E39 BavSound Speaker Upgrade - E39 - BavSound speakers are meticulously tuned for your BMW, and provide exceptional clarity, detail, and richness. - BavSound - BMW

BavSound speakers are meticulously tuned for your BMW, and provide exceptional clarity, detail, and richness.

Brand:
BavSound - Corporate Logo
ES#:
4266130
Mfg#:
S1.E46.W.THF
Ships in 9 Business Days
Auto Notify
$499.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stainless Steel Brake Lines - Complete Kit

ES#3698994 - 022751TMS09 - Stainless Steel Brake Lines - Complete Kit - USA Made! Zinc-Nickel coated for maximum corrosion resistance. DOT complaint! - Turner Motorsport - BMW

USA Made! Zinc-Nickel coated for maximum corrosion resistance. DOT complaint!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3698994
Mfg#:
022751TMS09
In Stock
ON SALE! SAVE 10%
$291.99

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

$262.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M Valve stem caps

ES#3251083 - 36122456427 - M Valve stem caps - A set of black caps featuring the ///M logo - Genuine BMW - BMW

A set of black caps featuring the ///M logo

Brand:
Genuine BMW - Corporate Logo
ES#:
3251083
Mfg#:
36122456427
In Stock
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LED Angel Eye Bulb Set

ES#2718025 - 003585ZIZ01A - LED Angel Eye Bulb Set - Crisp, bright, modern lighting with plug & play installation - no error codes! - ZiZa - BMW

Crisp, bright, modern lighting with plug & play installation - no error codes!

Brand:
ZiZa - Corporate Logo
ES#:
2718025
Mfg#:
003585ZIZ01A
In Stock
ON SALE! SAVE 10%
$144.99

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

$130.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum BMW Jack Pad Adapter

ES#251251 - ECS10721 - Aluminum BMW Jack Pad Adapter - Convert your factory pads into a jack pad that you can use on your home car jack. Made in the USA. - ECS - BMW

Convert your factory pads into a jack pad that you can use on your home car jack. Made in the USA.

Brand:
ECS - Corporate Logo
ES#:
251251
Mfg#:
ECS10721
In Stock
ON SALE! SAVE 25%
$63.99

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

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

ECS M52/M54/S52 Exact-Fit Stainless Steel Vanos Line

ES#4362427 - 000932LA01-01 - ECS M52/M54/S52 Exact-Fit Stainless Steel Vanos Line - Replace your failure prone factory Vanos line with a more durable, easy to install, and cost effective stainless steel line! - ECS - BMW
ECS Tuning recommends this product.

Replace your failure prone factory Vanos line with a more durable, easy to install, and cost effective stainless steel line!

Brand:
ECS - Corporate Logo
ES#:
4362427
Mfg#:
000932LA01-01
In Stock
ON SALE! SAVE 10%
$87.99

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

$79.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Oil Drain Plug - Priced Each (12x1.5)

ES#251840 - 002201ECS02A - Magnetic Oil Drain Plug - Priced Each (12x1.5) - Featuring 10 copper washers - ECS - BMW MINI

Featuring 10 copper washers

Brand:
ECS - Corporate Logo
ES#:
251840
Mfg#:
002201ECS02A
In Stock
ON SALE! SAVE 25%
$39.99

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

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Booster

ES#4624166 - D440-1700 - Throttle Booster - Wireless controlled unit that allows adjustable throttle response control - Dinan - BMW MINI

Wireless controlled unit that allows adjustable throttle response control Call In Or Chat For Best Price!

Brand:
Dinan - Corporate Logo
ES#:
4624166
Mfg#:
D440-1700
In Stock
11% off MSRP

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

$325.99

This product was last offered at the strikethrough price on
08-22-2026

$288.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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