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BMW E39 525i M54 2.5L

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BMW E39 525i M54 2.5L Service & Maintenance Parts

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Accessory Belt Service Kit

ES#2593604 - 11281748131KT - Accessory Belt Service Kit - Utilizes high quality aftermarket components - includes updated hydraulic alternator tensioner - Assembled By ECS - BMW

Utilizes high quality aftermarket components - includes updated hydraulic alternator tensioner 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2593604
Mfg#:
11281748131KT
In Stock
ON SALE!
$224.99

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

$218.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Double Clutch Transmission Fluid (DCTF-1+) - 5 Liters

ES#5373786 - 83220440214-5 - Double Clutch Transmission Fluid (DCTF-1+) - 5 Liters - This Pentosin FFL-4 is a fully synthetic oil that will prolong the life of your double clutch transmission. - Pentosin - Audi BMW Mercedes Benz MINI

This Pentosin FFL-4 is a fully synthetic oil that will prolong the life of your double clutch transmission.

Brand:
Pentosin - Corporate Logo
ES#:
5373786
Mfg#:
83220440214-5
In Stock
$223.99 USD
Free Shipping
on orders $49 and up

Differential Fluid - 75W90 SAF-XO GL-5 Gear Oil - 1 Liter

ES#2562683 - 07512293972 - Differential Fluid - 75W90 SAF-XO GL-5 Gear Oil - 1 Liter - For vehicles with open/non-limited slip differentials - Genuine BMW - BMW MINI

For vehicles with open/non-limited slip differentials

Brand:
Genuine BMW - Corporate Logo
ES#:
2562683
Mfg#:
07512293972
In Stock
5% off MSRP

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

$31.97

This product was last offered at the strikethrough price on
08-23-2026

$30.29 USD
Free Shipping
on orders $49 and up

Top Tec 1200 Synthetic Automatic Transmission Fluid - 1 Liter

ES#3448776 - lm20018 - Top Tec 1200 Synthetic Automatic Transmission Fluid - 1 Liter - Full synthetic fluid with advanced wear-protection technology - Liqui-Moly - Audi BMW Volkswagen Porsche

Full synthetic fluid with advanced wear-protection technology 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3448776
Mfg#:
LM20018
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.

$20.99

This product was last offered at the strikethrough price on
08-23-2026

$16.75 USD
Free Shipping
on orders $49 and up

Genuine BMW Oil Change Kit / Inspection I

ES#10355 - m50OCI - Genuine BMW Oil Change Kit / Inspection I - Everything you'll need to do a basic oil change - featuring a Hengst oil filter and new drain plug - Assembled By ECS - BMW

Everything you'll need to do a basic oil change - featuring a Hengst oil filter and new drain plug 10X Entries Into Our F80 M3 Sweepstakes
Featuring the standard synthetic oil BMW engineers had in mind

Brand:
Assembled By ECS - Corporate Logo
ES#:
10355
Mfg#:
M50OCI
In Stock
ON SALE!
$130.99

This product was last offered at the strikethrough price on
08-19-2026

$126.81 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Titanium Magnetic Oil Drain Plug - Priced Each (M12x1.5)

ES#3658488 - 026698TMS01-01 - Titanium Magnetic Oil Drain Plug - Priced Each (M12x1.5) - Attracts all the metal particles that would otherwise be circulating your engine! Includes one copper washer - Turner Motorsport - BMW MINI

Attracts all the metal particles that would otherwise be circulating your engine! Includes one copper washer 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
3658488
Mfg#:
026698TMS01-01
In Stock
ON SALE! SAVE 25%
$56.99

This product was last offered at the strikethrough price on
06-13-2026

$42.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Driveshaft Overhaul Kit - With Giubo and CSB

ES#2997070 - 26121226731KT1 - Driveshaft Overhaul Kit - With Giubo and CSB - Includes flex disc (Giubo), center support bearing (CSB), and required hardware for installation. - Assembled By ECS - BMW

Includes flex disc (Giubo), center support bearing (CSB), and required hardware for installation. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2997070
Mfg#:
26121226731KT1
In Stock at Vendor
ON SALE!
$208.21 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2526534 - 12131703228 - Ignition Coil - Priced Each - Get your engine working flawlessly with new ignition coils - Bremi - BMW

Get your engine working flawlessly with new ignition coils For vehicles with production date up to 09/2002

Brand:
Bremi - Corporate Logo
ES#:
2526534
Mfg#:
12131703228
In Stock
$48.36

This product was last offered at the strikethrough price on
04-27-2026

$36.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit

ES#7028 - 11427512300 - Oil Filter Kit - Includes filter, O-ring, and copper washer. - Mann - BMW

Includes filter, O-ring, and copper washer.

Brand:
Mann - Corporate Logo
ES#:
7028
Mfg#:
11427512300
In Stock
$9.47

This product was last offered at the strikethrough price on
03-27-2026

$8.99 USD
Free Shipping
on orders $49 and up

Accessory Belt - Alternator/Water Pump/Power Steering Belt - 6K1538

ES#10334 - 11281706545 - Accessory Belt - Alternator/Water Pump/Power Steering Belt - 6K1538 - Drives critical components - Continental - BMW
ECS Tuning recommends this product.

Drives critical components We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
10334
Mfg#:
11281706545
In Stock
$29.99

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

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Wiper Blade Set - OE Specialty

ES#240510 - 3397001539 - Bosch Wiper Blade Set - OE Specialty - Standard design wiper blade - Bosch - BMW

Standard design wiper blade We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
240510
Mfg#:
3397001539
In Stock
$26.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Platinum Spark Plugs - Set Of Six

ES#240578 - FGR7DQP-6 - Platinum Spark Plugs - Set Of Six - Keep your motor running smoothly with a set of new spark plugs - Bosch - BMW

Keep your motor running smoothly with a set of new spark plugs We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
240578
Mfg#:
FGR7DQP-6
In Stock
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Drive Belt Service Kit

ES#2598809 - 11287512762KT1 - Accessory Drive Belt Service Kit - Utilizes high quality aftermarket components - includes updated hydraulic alternator tensioner - Assembled By ECS - BMW

Utilizes high quality aftermarket components - includes updated hydraulic alternator tensioner 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2598809
Mfg#:
11287512762KT1
In Stock
ON SALE!
$228.99

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

$222.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 2

ES#2603042 - E46M54OSW3KT - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2603042
Mfg#:
E46M54OSW3KT
In Stock
ON SALE! SAVE 23%
$173.99

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

$133.54 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M24x1.5mm Magnetic Drain/Fill Plug - Each

ES#3660327 - 000920ECS01 - M24x1.5mm Magnetic Drain/Fill Plug - Each - Capture harmful particles to prevent wear. M24x1.5 - ECS - Audi BMW Volkswagen Porsche

Capture harmful particles to prevent wear. M24x1.5 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3660327
Mfg#:
000920ECS01
In Stock
ON SALE! SAVE 25%
$42.99

This product was last offered at the strikethrough price on
06-13-2026

$32.24 USD
Free Shipping
on orders $49 and up
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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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