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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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Timing Chain - Lower

ES#2575494 - 11311432176 - Timing Chain - Lower - Keep your engine running properly - Iwis - BMW

Keep your engine running properly

Brand:
Iwis - Corporate Logo
ES#:
2575494
Mfg#:
11311432176
In Stock
$83.99

This product was last offered at the strikethrough price on
06-08-2026

$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Bolt

ES#20005 - 11211720633 - Crankshaft Bolt - Single bolt located in the end of the crankshaft - Genuine BMW - BMW

Single bolt located in the end of the crankshaft

Brand:
Genuine BMW - Corporate Logo
ES#:
20005
Mfg#:
11211720633
In Stock
1% off MSRP

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

$38.81

This product was last offered at the strikethrough price on
10-09-2026

$38.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

"Yellow" Crankshaft Main Bearing Shell - Set

ES#2626366 - 11211706847 - "Yellow" Crankshaft Main Bearing Shell - Set - Standard bore - Glyco - BMW

Standard bore

Brand:
Glyco - Corporate Logo
ES#:
2626366
Mfg#:
11211706847
In Stock
$136.06

This product was last offered at the strikethrough price on
07-15-2026

$126.82 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump - With O-Ring

ES#2714593 - 11517509985 - Water Pump - With O-Ring - Featuring advanced composite impeller - Genuine BMW - BMW

Featuring advanced composite impeller

Brand:
Genuine BMW - Corporate Logo
ES#:
2714593
Mfg#:
11517509985
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.

$192.54

This product was last offered at the strikethrough price on
10-09-2026

$172.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Cover Beauty Cap - Priced Each

ES#18267 - 11121726089 - Engine Cover Beauty Cap - Priced Each - Used to cover the securing hardware for the engine cover - Genuine BMW - BMW

Used to cover the securing hardware for the engine cover 2 required per cover, used on both engine covers

Brand:
Genuine BMW - Corporate Logo
ES#:
18267
Mfg#:
11121726089
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M52 M54 Cylinder Head - Complete

ES#2918697 - 11127514540-2 - M52 M54 Cylinder Head - Complete - Complete cylinder head with guides, seats, valves, & springs - AMC - BMW
ECS Tuning recommends this product.

Complete cylinder head with guides, seats, valves, & springs

Brand:
AMC - Corporate Logo
ES#:
2918697
Mfg#:
11127514540-2
Special Order: No Guaranteed ETA
$1864.99 USD

Fuel Tank Breather Valve

ES#2771022 - 13901433603 - Fuel Tank Breather Valve - Valve between charcoal canister and throttle body - Vemo - BMW
ECS Tuning recommends this product.

Valve between charcoal canister and throttle body

Brand:
Vemo - Corporate Logo
ES#:
2771022
Mfg#:
13901433603
Ships in 1 Business Day
$156.99

This product was last offered at the strikethrough price on
05-07-2026

$152.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#4316517 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Bremmen Parts - BMW

Comes with related o-ring 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316517
Mfg#:
13621433077
In Stock
ON SALE! SAVE 20%
$20.99

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

$16.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2680999 - Adk0046p - Accessory Belt Kit - Includes Contitech belts and high quality after market parts - Continental - BMW

Includes Contitech belts and high quality after market parts We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/2002

Brand:
Continental - Corporate Logo
ES#:
2680999
Mfg#:
ADK0046P
In Stock
$295.99

This product was last offered at the strikethrough price on
04-17-2026

$259.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Relay - Black

ES#169416 - 61366901469 - Relay - Black - For mutiple locations in the fuse box. - Genuine BMW - BMW MINI

For mutiple locations in the fuse box.

Brand:
Genuine BMW - Corporate Logo
ES#:
169416
Mfg#:
61366901469
In Stock
3% off MSRP

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

$24.65

This product was last offered at the strikethrough price on
10-09-2026

$23.81 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 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4305458
Mfg#:
11421719855KT1
Ships on Oct 27, 2026
ON SALE!
$301.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Oil Filter Housing Gasket

ES#23900 - 11421719855 - Oil Filter Housing Gasket - Seals housing to the engine block - Genuine BMW - BMW

Seals housing to the engine block

Brand:
Genuine BMW - Corporate Logo
ES#:
23900
Mfg#:
11421719855
In Stock
$10.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Nut - Priced Each

ES#16145 - 07129905541 - Hex Nut - Priced Each - Commonly used to mount intake manifold components - Genuine BMW - BMW MINI

Commonly used to mount intake manifold components

Brand:
Genuine BMW - Corporate Logo
ES#:
16145
Mfg#:
07129905541
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Oil Drain Plug - M12x1.5

ES#4899255 - HWU1041 - Magnetic Oil Drain Plug - M12x1.5 - This OE+ drain plug attracts metal particulates that would otherwise be circulating your engine! - Rein - BMW MINI

This OE+ drain plug attracts metal particulates that would otherwise be circulating your engine! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
4899255
Mfg#:
HWU1041
In Stock
$18.99 USD
Free Shipping
on orders $49 and up

Ignition Service Kit

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 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2597316
Mfg#:
12131712219KT1
In Stock
$254.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover replacement Kit

ES#3136973 - 11121432928KT - Valve Cover replacement Kit - Includes valve cover, valve cover gaskets, and nut gaskets - Assembled By ECS - BMW

Includes valve cover, valve cover gaskets, and nut gaskets 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
3136973
Mfg#:
11121432928KT
In Stock
ON SALE! SAVE 23%
$285.99

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

$219.63 USD
Free Shipping
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.

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

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