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BMW E39 Service & Maintenance Parts

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Differential Service Kit

ES#3449386 - 33117525064KT4 - Differential Service Kit - All you need in one package for scheduled differential maintenance! - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! 10X Entries For Our 25th Anniversary Sweepstakes!
Includes Castrol Syntrax SAF-XJ 75w140 differential fluid

Brand:
Assembled By ECS - Corporate Logo
ES#:
3449386
Mfg#:
33117525064KT4
In Stock
ON SALE!
$101.04

This product was last offered at the strikethrough price on
06-15-2026

$98.98 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Spark Plugs - Set Of Six

ES#2535359 - 12120037607KT - Spark Plugs - Set Of Six - OEM replacement spark plugs - Genuine BMW - BMW

OEM replacement spark plugs

Brand:
Genuine BMW - Corporate Logo
ES#:
2535359
Mfg#:
12120037607KT
Ships in 2 Business Days
$221.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

"Cold Climate" Crankcase Pressure Regulator Valve Kit

ES#4783145 - 11617533400S1 - "Cold Climate" Crankcase Pressure Regulator Valve Kit - Replace your cracked breather hoses and crankcase pressure valve with all new components! - Hamburg Tech - BMW

Replace your cracked breather hoses and crankcase pressure valve with all new components! We Price Match - Give Us A Call or Chat! Superior performance for both warm and cold climates

Brand:
Hamburg Tech - Corporate Logo
ES#:
4783145
Mfg#:
11617533400S1
In Stock
$110.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 2

ES#2594562 - 11510393336KT2 - ECS Cooling System Refresh Kit - Level 2 - A more advanced refresh kit - with aftermarket components - Assembled By ECS - BMW

A more advanced refresh kit - with aftermarket components 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with automatic transmission only and production date from 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
2594562
Mfg#:
11510393336KT2
Ships on Nov 25, 2026
Auto Notify
ON SALE!
$926.99

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

$885.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Cooling Maintenance Kit - Level 3

ES#2739239 - 11517527910KT8 - ECS Cooling Maintenance Kit - Level 3 - The ultimate cooling refresh kit - with aftermarket components, featuring an Aluminum Pulley, GEBA water pump, and accessory belt service and radiator - Assembled By ECS - BMW

The ultimate cooling refresh kit - with aftermarket components, featuring an Aluminum Pulley, GEBA water pump, and accessory belt service and radiator 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
2739239
Mfg#:
11517527910KT8
Ships in 1 Business Day
ON SALE!
$905.99

This product was last offered at the strikethrough price on
06-09-2026

$875.34 USD
This product is lifetime replacement eligible Partial Replacement

Oil Separator Kit - Level 2

ES#3108048 - E46M54OSW3KT2 - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance, Includes ECS F-Connector - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance, Includes ECS F-Connector 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3108048
Mfg#:
E46M54OSW3KT2
In Stock
ON SALE! SAVE 23%
$226.99

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

$174.78 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2763530 - 11287515865KT2 - Accessory Belt Kit - Utilizes OEM components - Genuine BMW - BMW

Utilizes OEM components For vehicles with production date from 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
2763530
Mfg#:
11287515865KT2
Ships in 5 Business Days
$869.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front And Rear Brake Service Kit

ES#2598468 - ECSE39341121-KT7 - Front And Rear Brake Service Kit - Featuring Zimmermann rotors and ECS DD23 Daily Driver ceramic pads - Assembled By ECS - BMW

Featuring Zimmermann rotors and ECS DD23 Daily Driver ceramic pads 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2598468
Mfg#:
ECSE39341121-KT7
In Stock at Vendor
ON SALE! SAVE 11%
$977.62

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

$867.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#4348516 - 12131703228IGKT2 - Ignition Service Kit - Assembled By ECS - BMW

10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4348516
Mfg#:
12131703228IGKT2
In Stock
$348.99

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

$281.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 1

ES#260025 - e46m5411_61 - Oil Separator Kit - Level 1 - The most commonly replaced components in your breather system - Assembled By ECS - BMW

The most commonly replaced components in your breather system 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
260025
Mfg#:
E46M5411_61
In Stock
ON SALE! SAVE 24%
$123.99

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

$93.71 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 2

ES#2594535 - 11510393340KT1 - ECS Cooling System Refresh Kit - Level 2 - A more advanced refresh kit - with aftermarket components - Assembled By ECS - BMW

A more advanced refresh kit - with aftermarket components 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
2594535
Mfg#:
11510393340KT1
Ships on Nov 25, 2026
ON SALE!
$884.78

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

$842.35 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oxygen Sensor

ES#27212 - 11781742051 - Oxygen Sensor - Rear, after catalyst - Genuine BMW - BMW

Rear, after catalyst

Brand:
Genuine BMW - Corporate Logo
ES#:
27212
Mfg#:
11781742051
Ships in 4 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.

$445.99

This product was last offered at the strikethrough price on
07-17-2026

$418.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt - M62 4.4L

ES#4661041 - 7PK1635 - Performance Kevlar Reinforced Accessory Belt - M62 4.4L - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - BMW
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries For Our 25th Anniversary Sweepstakes!

Only applicable for vehicles produced after 09/1998

Brand:
ECS - Corporate Logo
ES#:
4661041
Mfg#:
7PK1635
In Stock
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Service Kit

ES#2862760 - 11311432176KT - Timing Chain Service Kit - Everything you need to get the job done, including coolant, oil and filter - Assembled By ECS - BMW

Everything you need to get the job done, including coolant, oil and filter 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
2862760
Mfg#:
11311432176KT
Ships in 1-2 days
ON SALE! SAVE 10%
$460.99

This product was last offered at the strikethrough price on
05-28-2026

$413.60 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Accessory Belt Kit Service Kit

ES#2593600 - 11281437450KT - Accessory Belt Kit Service Kit - Utilizes all genuine BMW components - includes updated hydraulic alternator tensioner - Genuine BMW - BMW

Utilizes all genuine BMW components - includes updated hydraulic alternator tensioner For vehicles with production date up to 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2593600
Mfg#:
11281437450KT
Ships in 2 Business Days
$821.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit Service Kit

ES#2598805 - 11287512762KT - Accessory Belt Kit Service Kit - Utilizes all genuine BMW components - includes updated hydraulic alternator tensioner - Genuine BMW - BMW

Utilizes all genuine BMW components - includes updated hydraulic alternator tensioner For vehicles with production date from 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2598805
Mfg#:
11287512762KT
Ships in 2 Business Days
$813.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Service & Maintenance Parts

Good maintenance should never be viewed as an expense. It is an investment that maintains the value and dependability of your car, extends its service life, and increases its resale value. Affordable fluids and filters are all here, with many tutorials demonstrating how easy it is to keep your car running strong.

Let us help you find the parts that fit your BMW

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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