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BMW E39 525i M54 2.5L

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BMW E39 525i M54 2.5L Performance Parts & Upgrades

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Wheel Spacer/Hub Adapter & Bolt Kit - 13mm

ES#2827144 - 3990ecs01-13KT - Wheel Spacer/Hub Adapter & Bolt Kit - 13mm - 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 Includes extended wheel bolt set

Brand:
ECS - Corporate Logo
ES#:
2827144
Mfg#:
3990ECS01-13KT
In Stock
ON SALE!
$151.99

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

$144.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear EP24 "Enthusiast Performance" Brake Pad Set

ES#4739108 - EP24-692 - Rear EP24 "Enthusiast Performance" Brake Pad Set - This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. - ECS - BMW

This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike.

Brand:
ECS - Corporate Logo
ES#:
4739108
Mfg#:
EP24-692
In Stock
ON SALE! SAVE 20%
$110.99

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

$88.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

KW Coilover Kit - Variant 1 (V1)

ES#3032507 - 10220008 - KW Coilover Kit - Variant 1 (V1) - Variant 1 coilovers offer the best balance between sporty driving and comfort - KW Suspension - BMW

Variant 1 coilovers offer the best balance between sporty driving and comfort For Sedan Models Only

Brand:
KW Suspension - Corporate Logo
ES#:
3032507
Mfg#:
10220008
Back Ordered
$2244.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Stud Conversion Kit - Half Set

ES#2836726 - 001467ecs07kt - Wheel Stud Conversion Kit - Half Set - Make wheel changes faster and easier, enough to convert one axle - ECS - BMW

Make wheel changes faster and easier, enough to convert one axle Ideal for vehicles with up to 30mm wheel spacers. May also be used with smaller spacers or without spacer

Brand:
ECS - Corporate Logo
ES#:
2836726
Mfg#:
001467ECS07KT
In Stock
ON SALE! SAVE 10%
$100.99

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

$90.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer Kit - 15mm

ES#11312 - ECS#264KT - Wheel Spacer Kit - 15mm - Aluminum wheel spacer kit made specifically for your 5x120, 74.1mm center bore BMW. - ECS - BMW

Aluminum wheel spacer kit made specifically for your 5x120, 74.1mm center bore BMW. Recommend 12x1.5x43mm conical bolts in addition to these ECS spacers

Brand:
ECS - Corporate Logo
ES#:
11312
Mfg#:
ECS#264KT
Ships on Sep 11, 2026
Auto Notify
ON SALE! SAVE 25%
$125.99

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

$94.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Strut Tower Brace

ES#4145131 - D180-0391 - Rear Strut Tower Brace - Preserves chassis integrity & improves handling - a high-end accessory for the discerning enthusiast - Dinan - BMW

Preserves chassis integrity & improves handling - a high-end accessory for the discerning enthusiast Call In Or Chat For Best Price!
For sedan models only

Brand:
Dinan - Corporate Logo
ES#:
4145131
Mfg#:
D180-0391
Ships on Sep 10, 2026
11% off MSRP

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

$479.99

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

$425.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear M5/M-Tech Bumper Conversion

ES#2636228 - E39WGNMTECHRR - Rear M5/M-Tech Bumper Conversion - M-Tech looks without the M-Tech cost - ECS - BMW

M-Tech looks without the M-Tech cost For touring models only
For touring models only

Brand:
ECS - Corporate Logo
ES#:
2636228
Mfg#:
E39WGNMTECHRR
Back Ordered
$701.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Wheel Stud Conversion Kit - full set

ES#2807082 - PRACH5KT2 - Wheel Stud Conversion Kit - full set - Make wheel changes faster and easier, enough to convert both axles - ECS - BMW

Make wheel changes faster and easier, enough to convert both axles Ideal for vehicles with up to 20mm wheel spacers. May also be used with smaller spacers or without spacer

Brand:
ECS - Corporate Logo
ES#:
2807082
Mfg#:
PRACH5KT2
In Stock
ON SALE! SAVE 10%
$191.99

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

$172.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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

ES#2598719 - 000249ECS01KT - ECS 6-Piston Front Big Brake Kit (338x26) - Give your BMW incredible stopping power! - Assembled By ECS - BMW

Give your BMW incredible stopping power! Requires the use of 17" or larger wheels

Brand:
Assembled By ECS - Corporate Logo
ES#:
2598719
Mfg#:
000249ECS01KT
Ships in 5 Business Days
$2039.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Performance Clutch & Flywheel Kit & Polyurethane Transmission Mount Set

ES#4876683 - 048498LA01EBKT - Performance Clutch & Flywheel Kit & Polyurethane Transmission Mount Set - Receive a discounted performance polyurethane transmission mount set alongside your new performance clutch and flywheel kit! - Enthusiast Bundles - BMW

Receive a discounted performance polyurethane transmission mount set alongside your new performance clutch and flywheel kit! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876683
Mfg#:
048498LA01EBKT
In Stock
ON SALE! SAVE 19%
$1236.99

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

$999.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Performance Pedal Set - Manual Transmission

ES#3024676 - TMS300502 - Turner Performance Pedal Set - Manual Transmission - Black anodized aluminum; designed with the enthusiast driver in mind. The right grip & slip where you need it. - Turner Motorsport - BMW

Black anodized aluminum; designed with the enthusiast driver in mind. The right grip & slip where you need it.

Brand:
Turner Motorsport - Corporate Logo
ES#:
3024676
Mfg#:
TMS300502
In Stock
ON SALE! SAVE 15%
$212.99

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

$181.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Proton Plus Series Nitrous System

ES#4044087 - NEX20421 - Proton Plus Series Nitrous System - Choose your bottle size to add up to 150hp with this EFI nitrous kit. - Nitrous Express - BMW

Choose your bottle size to add up to 150hp with this EFI nitrous kit.

Brand:
Nitrous Express - Corporate Logo
ES#:
4044087
Mfg#:
NEX20421
In Stock
ON SALE!
Starting at $493.99 USD
Customize
Free Shipping
on orders $49 and up

9 In. Twin Solid Ceramic Clutch And Flywheel Kit

ES#4750141 - XKBM23589-2E - 9 In. Twin Solid Ceramic Clutch And Flywheel Kit - The XClutch 9" Twin Disc Clutch offers a lightweight design for improved throttle response combined with a high torque capacity, making it ideal for racing applications. Rated for 1350 ft-lbs! - XClutch - BMW

The XClutch 9" Twin Disc Clutch offers a lightweight design for improved throttle response combined with a high torque capacity, making it ideal for racing applications. Rated for 1350 ft-lbs! For Vehicles with 5-Speed Transmission and 10 Spline Input Shaft
For Vehicles with 5-Speed Transmission and 10 Spline Input Shaft

Brand:
XClutch - Corporate Logo
ES#:
4750141
Mfg#:
XKBM23589-2E
Ships in 2 Business Days
$1924.99 USD
Free Shipping

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