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BMW E39 525i M54 2.5L Performance Engine & Drivetrain Parts

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ES#2816701 - 16146752368 - E39 Fuel Pump - Replaces just the part that failed - the pump. Made in Germany! - Pierburg - BMW

Replaces just the part that failed - the pump. Made in Germany! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pierburg - Corporate Logo
ES#:
2816701
Mfg#:
16146752368
In Stock at Vendor
$213.99

This product was last offered at the strikethrough price on
03-21-2026

$183.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3187875 - 003779ECS10 - -10AN ORB X 3/4" Hose Barb Fitting Assembly - Priced Each - Universal fitting for ECS Tuning Catch can to use a 3/4" Hose - ECS - Audi BMW Volkswagen MINI

Universal fitting for ECS Tuning Catch can to use a 3/4" Hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3187875
Mfg#:
003779ECS10
In Stock
ON SALE! SAVE 35%
$38.99

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

$25.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5396075 - 77-92013-MC - SCORCHER High-Performance Ignition Coil - Set Of 6 - SCORCHER High-Performance Ignition Coils produce a high energy spark that ensures complete combustion from idle to redline - AFE - BMW

SCORCHER High-Performance Ignition Coils produce a high energy spark that ensures complete combustion from idle to redline affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/2002

Brand:
AFE - Corporate Logo
ES#:
5396075
Mfg#:
77-92013-MC
In Stock
20% off MSRP

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

$327.99

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

$262.00 USD
Free Shipping
on orders $49 and up
ES#4749605 - XKBM24508-1A - Stage 1 Single Sprung Organic Clutch and Flywheel Kit - The XClutch Stage 1 Single Disc Clutch offers a lightweight design for improved throttle response combined with an increased torque capacity, making it ideal for racing applications. Rated for 340 ft-lbs! - XClutch - BMW

The XClutch Stage 1 Single Disc Clutch offers a lightweight design for improved throttle response combined with an increased torque capacity, making it ideal for racing applications. Rated for 340 ft-lbs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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#:
4749605
Mfg#:
XKBM24508-1A
Ships in 2 Business Days
$1440.99 USD
Free Shipping
ES#4461001 - 012054LA08-DRY - ECS Exact-Fit High Flow Air Filter - Dry - High flow filter replacement to get your engine breathing better than new! - ECS - BMW

High flow filter replacement to get your engine breathing better than new! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4461001
Mfg#:
012054LA08-DRY
In Stock
ON SALE! SAVE 25%
$69.99

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

$52.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4818390 - 048498la01KT - ECS E34 M5 Performance Clutch Kit - Upgraded clutch kit to be used with E34 M5 architecture flywheels. Designed for factory and upgraded street car applications to handle up to 375 Ft/lbs at the crank. - ECS - BMW

Upgraded clutch kit to be used with E34 M5 architecture flywheels. Designed for factory and upgraded street car applications to handle up to 375 Ft/lbs at the crank. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4818390
Mfg#:
048498LA01KT
Ships on Jul 10, 2026
Auto Notify
ON SALE! SAVE 20%
$829.99

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

$663.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Nitrous Express - Corporate Logo
ES#:
4044087
Mfg#:
NEX20421
Ships in 2 Business Days
Starting at $527.99 USD
Free Shipping
on orders $49 and up
ES#4349830 -  9-401-1001 - DW400 In-Tank Fuel Pump W/ Universal Set Up Kit - The newest high flow in tank fuel pump on the market! - DeatschWerks - Audi BMW Volkswagen Mercedes Benz MINI

The newest high flow in tank fuel pump on the market! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This is Universal and Not a direct replacement for the Genuine Pump!

Brand:
DeatschWerks - Corporate Logo
ES#:
4349830
Mfg#:
9-401-1001
In Stock at Vendor
$239.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4144932 - SN0-310-BRD - Stage 3 Boost Cooler (EFI - Port Injection) - Braided Line - Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4144932
Mfg#:
SN0-310-BRD
In Stock at Vendor
$833.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3560716 - PC 10 - Pedal Commander - Throttle Response Controller With Bluetooth - Unleash the hidden power in your vehicle to get instant feedback & response! - Pedal Commander  - BMW MINI

Unleash the hidden power in your vehicle to get instant feedback & response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pedal Commander  - Corporate Logo
ES#:
3560716
Mfg#:
PC 10
In Stock
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2598482 - KPR-6S-7 - 6mm Single Groove Valve Keeper - Priced Each - Two required per valve, necessary for use with certain supertech valves - Supertech - BMW

Two required per valve, necessary for use with certain supertech valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
2598482
Mfg#:
KPR-6S-7
In Stock
$5.99

This product was last offered at the strikethrough price on
03-04-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4369814 - 022798TMS01-01 - Turner Baffled Oil Catch Can - Standard Flow 6oz - A 4 chamber, baffled oil catch can with a bottom drain option - Turner Motorsport - BMW

A 4 chamber, baffled oil catch can with a bottom drain option affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4369814
Mfg#:
022798TMS01-01
In Stock
ON SALE! SAVE 30%
$213.99

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

$149.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2597316 - 12131712219KT1 - Ignition Service Kit - Everything you need to service your ignition system including Bosch ignition coils and Bosch Platinum+4 spark plugs - Assembled By ECS - BMW

Everything you need to service your ignition system including Bosch ignition coils and Bosch Platinum+4 spark plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2597316
Mfg#:
12131712219KT1
In Stock
$253.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876683
Mfg#:
048498LA01EBKT
Ships on Jul 10, 2026
Auto Notify
ON SALE! SAVE 19%
$1236.99

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

$999.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4147266 - 185FH - Spal Electric Fan Harness with Relay - 185 Degree  - Single Fan 40amp relay wiring harness kit - 185 degree on/165 degree off with Sending unit - Spal - Audi BMW MINI

Single Fan 40amp relay wiring harness kit - 185 degree on/165 degree off with Sending unit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spal - Corporate Logo
ES#:
4147266
Mfg#:
185FH
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.

$186.99

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

$165.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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