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BMW E60 525i M54 2.5L

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BMW E60 525i M54 2.5L Engine Emission Parts

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Oxygen Sensor - Rear Manifold

ES#27240 - 11787514927 - Oxygen Sensor - Rear Manifold - Located in the rear position of the exhaust manifold - Genuine BMW - BMW

Located in the rear position of the exhaust manifold Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
27240
Mfg#:
11787514927
Ships in 1 day
6% off MSRP

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

$404.99

This product was last offered at the strikethrough price on
10-26-2026

$380.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#3673406 - 11617533398 - Crankcase Ventilation Hose - From oil separator to valve cover - Bavarian Autosport - BMW

From oil separator to valve cover 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bavarian Autosport - Corporate Logo
ES#:
3673406
Mfg#:
11617533398
In Stock
ON SALE! SAVE 20%
$24.99

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

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

Crankcase Ventilation Return Pipe

ES#19650 - 11157567801 - Crankcase Ventilation Return Pipe - Located under intake manifold - Genuine BMW - BMW

Located under intake manifold Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
19650
Mfg#:
11157567801
Ships in 1 day
4% off MSRP

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

$184.99

This product was last offered at the strikethrough price on
10-26-2026

$176.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2681738 - 16117222391 - Gas Cap - Original equipment gas cap - while supplies last! - Original Equipment Supplier - BMW MINI

Original equipment gas cap - while supplies last! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2681738
Mfg#:
16117222391
Ships on Mar 31, 2027
$23.99

This product was last offered at the strikethrough price on
10-13-2026

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

ECS Catch Can O-ring

ES#3097721 - N1.50X051 - ECS Catch Can O-ring - Replacement ECS catch can O-ring - ECS - Audi BMW Volkswagen MINI

Replacement ECS catch can O-ring 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
3097721
Mfg#:
N1.50X051
In Stock
ON SALE! SAVE 25%
$5.99

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

$4.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#4818513 - 11157532649 - Crankcase Ventilation Hose - From oil separator to dipstick tube - Bremmen Parts - BMW

From oil separator to dipstick tube 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818513
Mfg#:
11157532649
In Stock
ON SALE! SAVE 24%
$15.99

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

$12.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EVAP Pump Mass Air Flow Sensor

ES#2526595 - 11721438814 - EVAP Pump Mass Air Flow Sensor - Replacement for sensor that monitors the volume of air the EVAP pump takes in - Continental - BMW

Replacement for sensor that monitors the volume of air the EVAP pump takes in Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2526595
Mfg#:
11721438814
In Stock
$131.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose Kit

ES#5375102 - ABK0128 - Breather Hose Kit - Improved CCV hose and valve kit tailored for vehicles used in frigid temperatures! - Rein - BMW

Improved CCV hose and valve kit tailored for vehicles used in frigid temperatures! 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Rein - Corporate Logo
ES#:
5375102
Mfg#:
ABK0128
Back Ordered
$261.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Oil Separator Vent Tube

ES#25779 - 11617533399 - Upper Oil Separator Vent Tube - Runs from the top of the oil separator up to intake manifold - Genuine BMW - BMW

Runs from the top of the oil separator up to intake manifold Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For use in cold climates

Brand:
Genuine BMW - Corporate Logo
ES#:
25779
Mfg#:
11617533399
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.

$42.99

This product was last offered at the strikethrough price on
10-26-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Oil Separator Vent Tube

ES#3673407 - 11617533399 - Upper Oil Separator Vent Tube - Runs from the top of the oil separator up to intake manifold - Bremmen Parts - BMW

Runs from the top of the oil separator up to intake manifold 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For use in cold climates

Brand:
Bremmen Parts - Corporate Logo
ES#:
3673407
Mfg#:
11617533399
In Stock
ON SALE! SAVE 15%
$22.99

This product was last offered at the strikethrough price on
09-16-2026

$19.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Oil Separator Vent Tube

ES#25711 - 11617504535 - Upper Oil Separator Vent Tube - Runs from the top of the oil separator up to intake manifold - Genuine BMW - BMW

Runs from the top of the oil separator up to intake manifold Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
25711
Mfg#:
11617504535
Ships in 1 day
2% off MSRP

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

$42.99

This product was last offered at the strikethrough price on
10-26-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Race German BMW Smoke Leak Detector - With 3.5" Adapter

ES#4743328 - RGBMWSLD35 - Race German BMW Smoke Leak Detector - With 3.5" Adapter - An essential tool for diagnosing hard to locate vacuum leaks - Race German - BMW

An essential tool for diagnosing hard to locate vacuum leaks Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Race German - Corporate Logo
ES#:
4743328
Mfg#:
RGBMWSLD35
Back Ordered
$206.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Return Pipe

ES#3673424 - 11157567801 - Crankcase Return Pipe - Located under intake manifold - Bremmen Parts - BMW

Located under intake manifold 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
3673424
Mfg#:
11157567801
Ships on Apr 12, 2027
ON SALE! SAVE 16%
$29.99

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

$25.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#19638 - 11157532649 - Crankcase Ventilation Hose - From oil separator to dipstick tube - Genuine BMW - BMW

From oil separator to dipstick tube Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
19638
Mfg#:
11157532649
Ships in 1 day
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#25438 - 11611432559 - Crankcase Ventilation Hose - From oil separator to valve cover - Genuine BMW - BMW

From oil separator to valve cover Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
25438
Mfg#:
11611432559
Ships in 1 day
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#2598765 - 11157532649 - Crankcase Ventilation Hose - From oil separator to dipstick tube - Rein - BMW

From oil separator to dipstick tube 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2598765
Mfg#:
11157532649
Ships in 4 Business Days
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Emission Parts

Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.

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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