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

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DeatschWerks 340 LPH In-Tank Fuel Pump W/ Universal Set Up Kit

ES#4414503 - 9-301-1000 - DeatschWerks 340 LPH In-Tank Fuel Pump W/ Universal Set Up Kit - A high flow option pump proven to perform! - DeatschWerks - Audi BMW Volkswagen Mercedes Benz MINI

A high flow option pump proven to perform! 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#:
4414503
Mfg#:
9-301-1000
In Stock
$169.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JXB Driveshaft Center Support Bearing Carrier Upgrade

ES#4460602 - BMW04A0 - JXB Driveshaft Center Support Bearing Carrier Upgrade - Holds the driveshaft where it should be! Isolation dampers minimize vibrations and excess noise. - JXB Performance - BMW

Holds the driveshaft where it should be! Isolation dampers minimize vibrations and excess noise. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JXB Performance - Corporate Logo
ES#:
4460602
Mfg#:
BMW04A0
In Stock
Starting at $299.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
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
$266.99 USD
Free Shipping
on orders $49 and up
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2718367
Mfg#:
002705ECS01
In Stock
ON SALE! SAVE 15%
$112.99

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

$96.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Brass Clutch Fork Pivot Pin

ES#2992391 - 013236ECS01A - ECS Performance Brass Clutch Fork Pivot Pin - Improved durability and smooth, squeak-free shifts - an essential upgrade for every manual transmission equipped BMW! - ECS - BMW

Improved durability and smooth, squeak-free shifts - an essential upgrade for every manual transmission equipped BMW! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2992391
Mfg#:
013236ECS01A
In Stock
ON SALE! SAVE 27%
$54.99

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

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Performance M Series Ignition Coil - Priced Each

ES#4708456 - 12137599219T - Turner Performance M Series Ignition Coil - Priced Each - Performance ignition coils modified specifically for your M Series engine to increase efficiency and output! - Turner Motorsport - BMW

Performance ignition coils modified specifically for your M Series engine to increase efficiency and output! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with a production up to 09/2002 - vehicles produced after 09/2002+ will use N series style coils (12138616153T)

Brand:
Turner Motorsport - Corporate Logo
ES#:
4708456
Mfg#:
12137599219T
In Stock
ON SALE! SAVE 32%
$35.99

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

$24.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Baffled Oil Catch Can - 8oz

ES#4369812 - 003779ECS05-02 - ECS Tuning Baffled Oil Catch Can - 8oz - Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! - ECS - Audi BMW Volkswagen MINI

Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with custom plumbing and ECS universal mounting bracket kit

Brand:
ECS - Corporate Logo
ES#:
4369812
Mfg#:
003779ECS05-02
In Stock
ON SALE!
$233.99

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

$222.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M54 Late Model High-Performance Ignition Service Kit

ES#4690388 - 12131712219TKT1 - M54 Late Model High-Performance Ignition Service Kit - Everything needed for a performance ignition service including spark plugs and Turner ignition coils! - Turner Motorsport - BMW

Everything needed for a performance ignition service including spark plugs and Turner ignition coils! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 10/2002

Brand:
Turner Motorsport - Corporate Logo
ES#:
4690388
Mfg#:
12131712219TKT1
In Stock
ON SALE! SAVE 10%
$261.35

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

$235.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Large Aluminum Oil Catch Can

ES#2765062 - MM0CCLA - Universal Large Aluminum Oil Catch Can - Includes Mounting Brackets & Hardware - Mishimoto - Audi BMW Volkswagen MINI

Includes Mounting Brackets & Hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2765062
Mfg#:
MM0CCLA
In Stock
$127.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost Cooler Stage 3 DI ProLine Water/Methanol Injection

ES#4698806 - SP10317PRO - Boost Cooler Stage 3 DI ProLine Water/Methanol Injection - Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings. - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4698806
Mfg#:
SP10317PRO
In Stock at Vendor
$833.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#3677671 - 12131712219pkt - Performance Ignition Service Kit - Everything you need to service your ignition system including spark plugs and Bav Auto ignition coils - Assembled By ECS - BMW

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

Brand:
Assembled By ECS - Corporate Logo
ES#:
3677671
Mfg#:
12131712219PKT
In Stock
ON SALE! SAVE 20%
$243.35

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

$195.02 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DeatschWerks Performance Fuel Injector Set - 950cc

ES#4488474 - 16U-00-0090-6 - DeatschWerks Performance Fuel Injector Set - 950cc - 90lb/hr 950cc per minute set of 6 fuel injectors - DeatschWerks - BMW

90lb/hr 950cc per minute set of 6 fuel injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Custom Applications - Will require additional tuning or modifications. NOT DIRECT DROP IN!

Brand:
DeatschWerks - Corporate Logo
ES#:
4488474
Mfg#:
16U-00-0090-6
Ships in 6 Business Days
$524.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Power Steering Pulley

ES#2795558 - 003042ECS01 - Aluminum Power Steering Pulley - Finally, a durable power steering pulley that won't break! - ECS - BMW

Finally, a durable power steering pulley that won't break! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2795558
Mfg#:
003042ECS01
In Stock
ON SALE! SAVE 15%
$86.99

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

$73.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drilled Oil Pump Nut

ES#3023516 - OILPUMPNUT - Drilled Oil Pump Nut - Safety-wired nut to alleviate the nut backing off, leaving you with no oil pressure - Turner Motorsport - BMW

Safety-wired nut to alleviate the nut backing off, leaving you with no oil pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3023516
Mfg#:
OILPUMPNUT
Ships in 8 Business Days
ON SALE! SAVE 10%
$29.99

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

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Catch Can Kit - Carbon Fiber

ES#2500608 - MM0CCCF - Universal Catch Can Kit - Carbon Fiber - Kit with catch can and rubber hose; for retrofitting on a variety of vehicles. - Mishimoto - Audi BMW Volkswagen MINI

Kit with catch can and rubber hose; for retrofitting on a variety of vehicles. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2500608
Mfg#:
MM0CCCF
In Stock
$162.99 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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