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BMW E60 525xi N52 3.0L

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BMW E60 525xi N52 3.0L Engine Emission Parts

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BMW Air Pump Check Valve

ES#26868 - 11727837096 - BMW Air Pump Check Valve - EGR recirculation valve - Genuine BMW - BMW

EGR recirculation valve

Brand:
Genuine BMW - Corporate Logo
ES#:
26868
Mfg#:
11727837096
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.

$194.99

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

$190.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#3625127 - 11787537984 - Oxygen Sensor - Priced Each - Located on the catalytic converters, 2 required - FAE - BMW

Located on the catalytic converters, 2 required

Brand:
FAE - Corporate Logo
ES#:
3625127
Mfg#:
11787537984
Ships on Sep 8, 2026
$94.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N52 Upgraded Oil Separator Vent Hose (11617559530)

ES#5373988 - 058981LA02 - N52 Upgraded Oil Separator Vent Hose (11617559530) - Replace your failure-prone plastic oil separator hose with a durable, long-lasting silicone solution! - Turner Motorsport - BMW

Replace your failure-prone plastic oil separator hose with a durable, long-lasting silicone solution! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5373988
Mfg#:
058981LA02
In Stock
$101.99

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

$59.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Hose

ES#4689903 - 11157522931 - Crankcase Vent Hose - Rein OE quality breather hose - Rein - BMW

Rein OE quality breather hose 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4689903
Mfg#:
11157522931
Ships in 1 Business Day
$44.99 USD
Free Shipping
on orders $49 and up

Oil Separator Vent Hose

ES#3493894 - 11617522933 - Oil Separator Vent Hose - Replace your cracked or damaged vent hose - Rein - BMW

Replace your cracked or damaged vent hose 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3493894
Mfg#:
11617522933
Ships in 1 Business Day
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump Sprocket

ES#23604 - 11417516128 - Vacuum Pump Sprocket - The main drive cog for the vacuum pump. - Genuine BMW - BMW

The main drive cog for the vacuum pump.

Brand:
Genuine BMW - Corporate Logo
ES#:
23604
Mfg#:
11417516128
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.

$33.00

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

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#19651 - 11157567802 - Crankcase Ventilation Hose - From oil separator to oil pan vent tube - Genuine BMW - BMW

From oil separator to oil pan vent tube

Brand:
Genuine BMW - Corporate Logo
ES#:
19651
Mfg#:
11157567802
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.

$162.99

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

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

Oxygen Sensor - Priced Each

ES#3675354 - 11787537993 - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - BMW

Keep your engine running efficiently 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 10/2005 | Front

Brand:
Bosch - Corporate Logo
ES#:
3675354
Mfg#:
11787537993
Ships in 1 day
$177.44

This product was last offered at the strikethrough price on
02-20-2026

$156.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Vent Hose

ES#25824 - 11617559530OE - Oil Separator Vent Hose - Should be replaced with the oil separator - Genuine BMW - BMW

Should be replaced with the oil separator For vehicles with production date from 10/2005

Brand:
Genuine BMW - Corporate Logo
ES#:
25824
Mfg#:
11617559530OE
Ships in 2 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.

$77.99

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

$70.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Valve

ES#4069281 - 11617531423 - Oil Separator Valve - A common part to fail in cold weather - Rein - BMW

A common part to fail in cold weather 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4069281
Mfg#:
11617531423
Ships in 3 Business Days
$120.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Return Tube - Oil Pan to Crankcase Vent Hose

ES#24238 - 11437527133 - Engine Oil Return Tube - Oil Pan to Crankcase Vent Hose - Genuine BMW - BMW

Also use: (Qty.) (1) 11 42 7 548 322 o-ring.

Brand:
Genuine BMW - Corporate Logo
ES#:
24238
Mfg#:
11437527133
Ships in 1 day
5% 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
08-13-2026

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

Oxygen Sensor - Bank 2 Pre-Cat

ES#3625140 - 11787558073 - Oxygen Sensor - Bank 2 Pre-Cat - Located in the front position of the exhaust manifold - FAE - BMW

Located in the front position of the exhaust manifold

Brand:
FAE - Corporate Logo
ES#:
3625140
Mfg#:
11787558073
In Stock
$117.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Valve

ES#2771255 - 11617531423 - Oil Separator Valve - A common part to fail in cold weather - Vaico - BMW

A common part to fail in cold weather We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2771255
Mfg#:
11617531423
In Stock at Vendor
$120.99

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

$117.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#4135475 - 11787544655 - Oxygen Sensor - Bosch - BMW

2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4135475
Mfg#:
11787544655
Ships in 1 Business Day
$121.02

This product was last offered at the strikethrough price on
04-10-2026

$115.68 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Hose

ES#3173527 - 11157522931 - Crankcase Vent Hose - From oil separator to valve cover - Vaico - BMW

From oil separator to valve cover We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
3173527
Mfg#:
11157522931
In Stock
ON SALE!
$61.99

This product was last offered at the strikethrough price on
08-04-2026

$57.34 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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