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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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Crankshaft Pulley With Vibration Damper

ES#2697669 - 11237513862 - Crankshaft Pulley With Vibration Damper - Reduces vibrations and connects accessories - Febi - BMW

Reduces vibrations and connects accessories 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!
For vehicles with production date from 09/2002

Brand:
Febi - Corporate Logo
ES#:
2697669
Mfg#:
11237513862
In Stock at Vendor
$198.99

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

$192.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heater Hard Line replacement Kit

ES#4158351 - 11531705210KT2 - Heater Hard Line replacement Kit - Assembled By ECS - BMW

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#:
4158351
Mfg#:
11531705210KT2
Ships on Nov 12, 2026
Auto Notify
ON SALE!
$201.99

This product was last offered at the strikethrough price on
04-28-2026

$192.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#25778 - 11617533398 - Crankcase Ventilation Hose - From oil separator to valve cover - Genuine BMW - BMW

From oil separator to valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use in cold climates

Brand:
Genuine BMW - Corporate Logo
ES#:
25778
Mfg#:
11617533398
Ships in 1-2 days
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#4879322 - 12141438082 - Camshaft Position Sensor - Replacement of failed original camshaft position sensor can instantly restore proper engine operation - URO - BMW

Replacement of failed original camshaft position sensor can instantly restore proper engine operation 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:
URO - Corporate Logo
ES#:
4879322
Mfg#:
12141438082
Ships in 1 Business Day
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Assembly

ES#4057177 - 11127512839 - Valve Cover Assembly - Includes valve cover & valve cover gaskets - Hamburg Tech - BMW

Includes valve cover & valve cover gaskets affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat! Includes 3 year manufacturer warranty.
For vehicles with production date from 09/2002

Brand:
Hamburg Tech - Corporate Logo
ES#:
4057177
Mfg#:
11127512839
In Stock
ON SALE!
$199.95

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

$189.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount Bracket - Right

ES#41631 - 22116752648 - Engine Mount Bracket - Right - The metal motor mount bracket that houses the motor mount - Genuine BMW - BMW

The metal motor mount bracket that houses the motor mount affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
41631
Mfg#:
22116752648
Ships in 1-2 days
3% off MSRP

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

$38.99

This product was last offered at the strikethrough price on
07-10-2026

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Washer - Priced each

ES#2919438 - 07119904202 - Washer - Priced each - A6 - Genuine BMW - BMW

A6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2919438
Mfg#:
07119904202
In Stock
ON SALE! SAVE 10%
$13.99

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

$12.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Mount - Priced Each

ES#26839 - 11727559515 - Secondary Air Pump Mount - Priced Each - 3 required per car - Genuine BMW - BMW

3 required per car affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
26839
Mfg#:
11727559515
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.

$28.99

This product was last offered at the strikethrough price on
07-10-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tensioner Piston

ES#22078 - 11311703747 - Tensioner Piston - This piston is housed by the cylinder and spring for the lower tensioner - Genuine BMW - BMW

This piston is housed by the cylinder and spring for the lower tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
22078
Mfg#:
11311703747
Ships in 1-2 days
4% off MSRP

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

$27.99

This product was last offered at the strikethrough price on
07-10-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor O-Ring

ES#259219 - 12611744292 - Oil Level Sensor O-Ring - Used to seal sensor to the oil pan - Victor Reinz - BMW

Used to seal sensor to the oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
259219
Mfg#:
12611744292
In Stock
$9.99

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

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#2873780 - 11527505302 - Radiator Fan Clutch - Common source of engine overheating - Febi - BMW

Common source of engine overheating 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:
Febi - Corporate Logo
ES#:
2873780
Mfg#:
11527505302
Ships on Oct 7, 2026
$187.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Dust Filter

ES#37378 - 16141183311 - Fuel Tank Dust Filter - Replace your clogged fuel filter - Genuine BMW - BMW

Replace your clogged fuel filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date up to 09/2000

Brand:
Genuine BMW - Corporate Logo
ES#:
37378
Mfg#:
16141183311
In Stock
2% off MSRP

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

$47.99

This product was last offered at the strikethrough price on
07-10-2026

$46.99 USD
Free Shipping
on orders $49 and up

Rear Main Seal

ES#2575646 - 11141432240 - Rear Main Seal - This is the paper gasket located under the crank seal - Victor Reinz - BMW

This is the paper gasket located under the crank seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2575646
Mfg#:
11141432240
In Stock
$6.11

This product was last offered at the strikethrough price on
05-19-2026

$4.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt With Washer - M8x35mm

ES#14743 - 07119905533 - Hex Bolt With Washer - M8x35mm - Secures mechanical A/C and alternator belt tensioner to bracket - Genuine BMW - BMW MINI

Secures mechanical A/C and alternator belt tensioner to bracket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
14743
Mfg#:
07119905533
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coils, 6-Pack

ES#5435310 - MMIG-BMW-0206 - Ignition Coils, 6-Pack - This coil is engineered as a direct-fit replacement, ensuring a seamless installation that communicates perfectly with the vehicle's ECU. - Mishimoto - BMW

This coil is engineered as a direct-fit replacement, ensuring a seamless installation that communicates perfectly with the vehicle's ECU. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
5435310
Mfg#:
MMIG-BMW-0206
Ships in 3 Business Days
$184.99 USD
Free Shipping
on orders $49 and up

Compression Shroud

ES#180317 - 64548380782 - Compression Shroud - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
180317
Mfg#:
64548380782
Ships in 7 Business Days
2% off MSRP

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

$187.99

This product was last offered at the strikethrough price on
07-10-2026

$183.99 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.

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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