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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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Upper Engine Timing Chain Tensioner

ES#4932396 - 11311738700 - Upper Engine Timing Chain Tensioner - Guide used to tension the timing chain - URO - BMW

Guide used to tension the timing chain 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4932396
Mfg#:
11311738700
In Stock
$40.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pump Chain

ES#261849 - 11417576915 - Oil Pump Chain - Responsible for driving the oil pump - Genuine BMW - BMW

Responsible for driving the oil pump

Brand:
Genuine BMW - Corporate Logo
ES#:
261849
Mfg#:
11417576915
In Stock
$34.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor

ES#34436 - 13627568422 - Knock Sensor - Detects engine ping and changes timing accordingly - Genuine BMW - BMW

Detects engine ping and changes timing accordingly

Brand:
Genuine BMW - Corporate Logo
ES#:
34436
Mfg#:
13627568422
Ships in 3 Business Days
9% off MSRP

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

$173.99

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

$158.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt - Air Conditioning Compressor

ES#10333 - 11287512762 - Accessory Belt - Air Conditioning Compressor - A/C belt for your BMW - Continental - BMW

A/C belt for your BMW We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/2002

Brand:
Continental - Corporate Logo
ES#:
10333
Mfg#:
11287512762
In Stock
$9.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit Service Kit

ES#2598797 - ADK0023P - Accessory Belt Kit Service 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 up to 09/2002

Brand:
Continental - Corporate Logo
ES#:
2598797
Mfg#:
ADK0023P
In Stock at Vendor
$236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

A/C Belt and Tensioner Kit

ES#2595936 - 11282250246 - A/C Belt and Tensioner Kit - Eliminates belt squeals and poor A/C operation - Genuine BMW - BMW

Eliminates belt squeals and poor A/C operation For vehicles with production date up to 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2595936
Mfg#:
11282250246
In Stock
Limited Qty Sale
$171.99

This product was last offered at the strikethrough price on
07-23-2026

$157.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Valve Cover Gasket Kit - With Hardware

ES#5492384 - 11120030496KT3 - Ultimate Valve Cover Gasket Kit - With Hardware - Includes gaskets, cap nuts, studs, sealing washers, and silicone sealant for an all-inclusive service. - Assembled By ECS - BMW

Includes gaskets, cap nuts, studs, sealing washers, and silicone sealant for an all-inclusive service. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
5492384
Mfg#:
11120030496KT3
Ships on Sep 9, 2026
Auto Notify
ON SALE!
$236.76 USD
This product is lifetime replacement eligible Partial Replacement

O-Ring for Camshaft Position Sensor (17 X 3 mm)

ES#2828422 - 12141748398 - O-Ring for Camshaft Position Sensor (17 X 3 mm) - Always replace the o-ring when replacing sensor - URO - BMW

Always replace the o-ring when replacing sensor 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2828422
Mfg#:
12141748398
In Stock
$1.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Head Gasket

ES#2697661 - 11127501305 - Head Gasket - Just the head gasket 1.0mm - Elring - BMW

Just the head gasket 1.0mm 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2697661
Mfg#:
11127501305
In Stock
$104.62

This product was last offered at the strikethrough price on
08-13-2026

$93.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump

ES#4304177 - 11721433959 - Secondary Air Pump - Common source of emissions related issues - URO - BMW

Common source of emissions related issues 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4304177
Mfg#:
11721433959
Ships in 1 Business Day
$234.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling Maintenance Kit - Level 2

ES#2063877 - ECSE391153 - ECS Cooling Maintenance Kit - Level 2 - Stop your cooling problems before they start - includes an ECS Aluminum water pump pulley and featuring a GEBA water pump with a metal impeller - Assembled By ECS - BMW

Stop your cooling problems before they start - includes an ECS Aluminum water pump pulley and featuring a GEBA water pump with a metal impeller 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2063877
Mfg#:
ECSE391153
In Stock
ON SALE!
$492.99

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

$466.69 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Cooling Maintenance Kit - Level 2

ES#2063875 - ECSE391155 - ECS Cooling Maintenance Kit - Level 2 - Stop your cooling problems before they start - includes an ECS Aluminum water pump pulley and featuring a GEBA water pump with a metal impeller - Assembled By ECS - BMW

Stop your cooling problems before they start - includes an ECS Aluminum water pump pulley and featuring a GEBA water pump with a metal impeller 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2063875
Mfg#:
ECSE391155
In Stock
ON SALE!
$490.99

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

$464.01 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Valve Cover Cap Nut

ES#4745256 - 11121738608 - Valve Cover Cap Nut - M6 cap nut with stud, found on the valve cover assembly. - URO - BMW

M6 cap nut with stud, found on the valve cover assembly. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4745256
Mfg#:
11121738608
In Stock
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat W/ Housing & Sensor

ES#5435334 - MMTS-E46-99E - Thermostat W/ Housing & Sensor - Designed to restore original cooling performance, making it an essential component for routine maintenance or emergency repair. - Mishimoto - BMW

Designed to restore original cooling performance, making it an essential component for routine maintenance or emergency repair.

Brand:
Mishimoto - Corporate Logo
ES#:
5435334
Mfg#:
MMTS-E46-99E
In Stock
$91.99 USD
Free Shipping
on orders $49 and up

Rear Crankshaft Seal

ES#4070567 - 11141706785 - Rear Crankshaft Seal - Replace when doing a clutch job. - Corteco - BMW

Replace when doing a clutch job.

Brand:
Corteco - Corporate Logo
ES#:
4070567
Mfg#:
11141706785
In Stock
$42.99

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

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Timing Cover Gasket Set - M52TU M54

ES#4392764 - 11141707260 - Lower Timing Cover Gasket Set - M52TU M54 - Seals lower timing cover to the engine block - includes both the left and right side gaskets - Elring - BMW

Seals lower timing cover to the engine block - includes both the left and right side gaskets 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4392764
Mfg#:
11141707260
Ships in 1-2 days
$12.99

This product was last offered at the strikethrough price on
08-14-2026

$9.99 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.

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