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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 2 Single Disc Clutch And Flywheel Kit - Sprung Ceramic

ES#4766124 - XKBM23552-1B - Stage 2 Single Disc Clutch And Flywheel Kit - Sprung Ceramic - The XClutch Stage 2 Single Disc Clutch offers a lightweight design for improved throttle response combined with a high torque capacity, making it ideal for racing applications. Rated for 380 ft-lbs! - XClutch - BMW

The XClutch Stage 2 Single Disc Clutch offers a lightweight design for improved throttle response combined with a high torque capacity, making it ideal for racing applications. Rated for 380 ft-lbs!

Brand:
XClutch - Corporate Logo
ES#:
4766124
Mfg#:
XKBM23552-1B
In Stock
$1564.99 USD
Free Shipping

ECS Cooling System Refresh Kit - Level 1

ES#1596865 - ECSE391153 - ECS Cooling System Refresh Kit - Level 1 - Stop your cooling problems before they start - featuring a GEBA water pump with a metal impeller - Assembled By ECS - BMW

Stop your cooling problems before they start - featuring a GEBA water pump with a metal impeller 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
1596865
Mfg#:
ECSE391153
In Stock
ON SALE! SAVE 11%
$352.99

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

$312.90 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cylinder Head - complete

ES#2918698 - 11127514540-3 - Cylinder Head - complete - Complete cylinder head with guides, seats, valves, springs, and all neccesary hardware for installation - AMC - BMW

Complete cylinder head with guides, seats, valves, springs, and all neccesary hardware for installation Includes all neccesary hardware for installation

Brand:
AMC - Corporate Logo
ES#:
2918698
Mfg#:
11127514540-3
Ships on Nov 3, 2026
$1562.99 USD

E39 M5 Carbon Fiber Lip

ES#4491284 - E39M5HMLIP - E39 M5 Carbon Fiber Lip - Spice up the front of your E39 with some carbon - Suvneer - BMW

Spice up the front of your E39 with some carbon Fits M5 or Mtech bumpers only
With M5 or Mtech bumper only

Brand:
Suvneer - Corporate Logo
ES#:
4491284
Mfg#:
E39M5HMLIP
Back Ordered
$316.99

This product was last offered at the strikethrough price on
08-18-2026

$260.00 USD
This product is lifetime replacement eligible Lifetime Replacement

A/T Filter Kit

ES#2641385 - 24152333824 - A/T Filter Kit - Get you transmission running the way it should - Genuine BMW - BMW

Get you transmission running the way it should For vehicles with A5S360R/A5S390R transmission only, up to 03/2001 production date

Brand:
Genuine BMW - Corporate Logo
ES#:
2641385
Mfg#:
24152333824
In Stock
4% off MSRP

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

$162.99

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

$155.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gearbox Sealing Lid - Priced Each

ES#43668 - 23311224825 - Gearbox Sealing Lid - Priced Each - Found in the transmission housing - Genuine BMW - BMW

Found in the transmission housing

Brand:
Genuine BMW - Corporate Logo
ES#:
43668
Mfg#:
23311224825
In Stock
4% off MSRP

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

$27.08

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

$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Replacement Filter for Cold Air Intake - Priced Each

ES#3149054 - D403-0350 - Replacement Filter for Cold Air Intake - Priced Each - Replace your dirty, damaged, or lost filter - Dinan - BMW

Replace your dirty, damaged, or lost filter Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Dinan - Corporate Logo
ES#:
3149054
Mfg#:
D403-0350
In Stock
ON SALE! SAVE 10%
$63.99

This product was last offered at the strikethrough price on
09-28-2026

$57.56 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit

ES#4876240 - 835225790dKT - Rear Differential Service Kit - Perfect service kit for your BMW, Includes the diff fluid and drain plug to get the job done. - Assembled By ECS - BMW

Perfect service kit for your BMW, Includes the diff fluid and drain plug to get the job done. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4876240
Mfg#:
835225790DKT
In Stock
ON SALE!
$60.99

This product was last offered at the strikethrough price on
09-21-2026

$59.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Driveshaft Center Support

ES#2869909 - 26121226731 - Driveshaft Center Support - Used to support the driveshaft - Febi - BMW
ECS Tuning recommends this product.

Used to support the driveshaft We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2869909
Mfg#:
26121226731
In Stock
$33.99

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

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Water Pump Pulley Kit - With Belt

ES#2731606 - 001977ECS01KT - Aluminum Water Pump Pulley Kit - With Belt - Includes durable ECS Aluminum Water Pump Pulley in black, four retaining bolts and a Continental water pump belt - Assembled By ECS - BMW

Includes durable ECS Aluminum Water Pump Pulley in black, four retaining bolts and a Continental water pump belt 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2731606
Mfg#:
001977ECS01KT
Ships in 8 Business Days
ON SALE!
$140.99

This product was last offered at the strikethrough price on
06-23-2026

$128.72 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Adjustable Sway Bar

ES#3184600 - D120-0380 - Rear Adjustable Sway Bar - Fine-tune your handling - a high-end accessory for the discerning enthusiast - Dinan - BMW

Fine-tune your handling - a high-end accessory for the discerning enthusiast Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Dinan - Corporate Logo
ES#:
3184600
Mfg#:
D120-0380
In Stock
ON SALE! SAVE 10%
$571.99

This product was last offered at the strikethrough price on
09-28-2026

$514.76 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mounting Bolt - Priced Each

ES#205536 - 23001222887 - Transmission Mounting Bolt - Priced Each - M8x50. Secures the transmission bellhousing to the engine block. - Genuine BMW - BMW

M8x50. Secures the transmission bellhousing to the engine block.

Brand:
Genuine BMW - Corporate Logo
ES#:
205536
Mfg#:
23001222887
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Fuel Injector Set

ES#3647689 - 13537546244sKT - Complete Fuel Injector Set - Includes new injector, fuel rail o-ring and injector holder - Genuine BMW - BMW

Includes new injector, fuel rail o-ring and injector holder

Brand:
Genuine BMW - Corporate Logo
ES#:
3647689
Mfg#:
13537546244SKT
Ships in 1-2 days
$1529.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Slim Line Plate Frame

ES#2136330 - 82112210415 - Carbon Fiber Slim Line Plate Frame - Made of real carbon fiber - Genuine BMW - BMW

Made of real carbon fiber

Brand:
Genuine BMW - Corporate Logo
ES#:
2136330
Mfg#:
82112210415
In Stock
4% off MSRP

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

$106.00

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

$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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