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BMW E39 525i M54 2.5L

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BMW E39 525i M54 2.5L Engine Parts & Accessories

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Camshaft Position Sensor - Intake

ES#205329 - 12147539165 - Camshaft Position Sensor - Intake - Intake side - Febi - BMW

Intake side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Includes o-ring.

Brand:
Febi - Corporate Logo
ES#:
205329
Mfg#:
12147539165
Ships on Jul 30, 2026
Auto Notify
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump

ES#37408 - 16146752368 - Fuel Pump - Does not include level sensor or sending unit. - Genuine BMW - BMW

Does not include level sensor or sending unit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37408
Mfg#:
16146752368
Ships in 3 Business Days
6% off MSRP

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

$506.99

This product was last offered at the strikethrough price on
07-08-2026

$477.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2588238 - 12131703228IGKT - Ignition Service Kit - Everything you need to service your ignition system - Assembled By ECS - BMW

Everything you need to service your ignition system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2588238
Mfg#:
12131703228IGKT
In Stock
$353.99

This product was last offered at the strikethrough price on
02-27-2026

$285.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

OE Style Radiator

ES#3525082 - 2919 - OE Style Radiator - Keep your engine running cool with a new radiator - CSF - BMW

Keep your engine running cool with a new radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Fits Auto or Manual Models

Brand:
CSF - Corporate Logo
ES#:
3525082
Mfg#:
2919
In Stock
$94.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Leak Detection Pump - Priced Each

ES#4852420 - 16137193479 - Leak Detection Pump - Priced Each - Located under the vehicle. Used to diagnose leaks in the evap system. - Bremmen Parts - BMW MINI

Located under the vehicle. Used to diagnose leaks in the evap system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4852420
Mfg#:
16137193479
Ships on Oct 6, 2026
Auto Notify
ON SALE! SAVE 18%
$65.99

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

$54.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose Replacement Kit

ES#4783146 - 11617501566KT - PCV Breather Hose Replacement Kit - Replace Your Broken or Damaged PCV Hoses in This All-Inclusive Kit! - Hamburg Tech - BMW

Replace Your Broken or Damaged PCV Hoses in This All-Inclusive Kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4783146
Mfg#:
11617501566KT
Ships in 2 Business Days
$93.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug "High Power" - Bosch FGR-7-DQP+ , NGK BKR6EQUP (3199)

ES#1884755 - 12120037607 - Spark Plug "High Power" - Bosch FGR-7-DQP+ , NGK BKR6EQUP (3199) - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
1884755
Mfg#:
12120037607
In Stock
ON SALE!
$36.99

This product was last offered at the strikethrough price on
06-25-2026

$35.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Intake Boot

ES#34019 - 13541435627 - Air Intake Boot - Connects directly to the throttle body - Genuine BMW - BMW

Connects directly to the throttle body affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
34019
Mfg#:
13541435627
In Stock
$67.99

This product was last offered at the strikethrough price on
02-03-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum water pump & power steering Pulley Kit - With Belts

ES#2863229 - 003042ECS01KT5 - Aluminum water pump & power steering Pulley Kit - With Belts - Finally, a durable pulley kit that won't break! Includes durable ECS Aluminum Power Steering Pulley, Aluminum water pump and Continental belts. - Assembled By ECS - BMW

Finally, a durable pulley kit that won't break! Includes durable ECS Aluminum Power Steering Pulley, Aluminum water pump and Continental belts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date before 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2863229
Mfg#:
003042ECS01KT5
Back Ordered
Auto Notify
ON SALE!
$239.99

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

$233.32 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Bolt Set

ES#2697660 - 11121740065 - Cylinder Head Bolt Set - Includes all head bolts in one cylinder head - Elring - BMW

Includes all head bolts in one cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2697660
Mfg#:
11121740065
In Stock
$42.89

This product was last offered at the strikethrough price on
05-22-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete oil filter housing gasket Replacement kit

ES#4305458 - 11421719855KT1 - Complete oil filter housing gasket Replacement kit - Includes everything for a oil filter housing gasket change and oil service - Assembled By ECS - BMW

Includes everything for a oil filter housing gasket change and oil service affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4305458
Mfg#:
11421719855KT1
Ships on Jul 27, 2026
Auto Notify
ON SALE!
$282.99

This product was last offered at the strikethrough price on
06-22-2026

$277.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Transmission Mount - Priced Each

ES#2100620 - 22316799331 - Transmission Mount - Priced Each - Mounted at the rear of transmission on crossmember - Genuine BMW - BMW

Mounted at the rear of transmission on crossmember affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2100620
Mfg#:
22316799331
In Stock
7% off MSRP

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

$35.35

This product was last offered at the strikethrough price on
07-08-2026

$32.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cap

ES#18464 - 11127509328 - Oil Cap - Includes the sealing gasket - Genuine BMW - BMW

Includes the sealing gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18464
Mfg#:
11127509328
In Stock
9% off MSRP

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

$39.19

This product was last offered at the strikethrough price on
07-08-2026

$35.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drain Plug Washer - Priced Each

ES#2580798 - 32411093596 - Drain Plug Washer - Priced Each - 14x20 - Aluminum or Copper - Victor Reinz - BMW MINI

14x20 - Aluminum or Copper affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Sealing washer for oil line

Brand:
Victor Reinz - Corporate Logo
ES#:
2580798
Mfg#:
32411093596
In Stock
$3.99

This product was last offered at the strikethrough price on
04-21-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2834850 - 12138647689 - Ignition Coil - Priced Each - Give your engine a new spark - Genuine BMW - BMW

Give your engine a new spark affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2834850
Mfg#:
12138647689
In Stock
ON SALE!
$82.89

This product was last offered at the strikethrough price on
06-25-2026

$75.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Idler Pulley

ES#21817 - 11287841228 - Idler Pulley - Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems - Genuine BMW - BMW

Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21817
Mfg#:
11287841228
In Stock
8% off MSRP

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

$123.34

This product was last offered at the strikethrough price on
07-08-2026

$113.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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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