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BMW E90 325i N52 3.0L

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BMW E90 325i N52 3.0L Engine Emission Parts

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Crankcase Vent Hose

ES#19633 - 11157522931 - Crankcase Vent Hose - From oil separator to valve cover - Genuine BMW - BMW

From oil separator to valve cover

Brand:
Genuine BMW - Corporate Logo
ES#:
19633
Mfg#:
11157522931
In Stock
Limited Qty Sale
$154.99

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

$125.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Detection Pump - Priced Each

ES#37298 - 16137193479 - Leak Detection Pump - Priced Each - Located under the vehicle, near the transmission bellhousing or in the rear. Used to diagnose leaks in the evap system. - Genuine BMW - BMW MINI

Located under the vehicle, near the transmission bellhousing or in the rear. Used to diagnose leaks in the evap system.

Brand:
Genuine BMW - Corporate Logo
ES#:
37298
Mfg#:
16137193479
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.

$266.99

This product was last offered at the strikethrough price on
10-08-2026

$250.99 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!

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2681738
Mfg#:
16117222391
Ships on Mar 31, 2027
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Valve

ES#4004770 - 11617531423 - Oil Separator Valve - A common part to fail in cold weather - URO - BMW

A common part to fail in cold weather 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4004770
Mfg#:
11617531423
Ships in 1 Business Day
$57.12 USD
Free Shipping
on orders $49 and up

Oil Separator Valve

ES#25772 - 11617531423 - Oil Separator Valve - A common part to fail in cold weather - Genuine BMW - BMW

A common part to fail in cold weather

Brand:
Genuine BMW - Corporate Logo
ES#:
25772
Mfg#:
11617531423
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.

$148.99

This product was last offered at the strikethrough price on
10-08-2026

$139.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Return Pipe

ES#4759033 - 11157567801 - Crankcase Ventilation Return Pipe - Located under intake manifold - URO - BMW

Located under intake manifold 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4759033
Mfg#:
11157567801
In Stock
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump Gasket

ES#26433 - 11667525815 - Vacuum Pump Gasket - Located on the front of the engine block - Genuine BMW - BMW

Located on the front of the engine block

Brand:
Genuine BMW - Corporate Logo
ES#:
26433
Mfg#:
11667525815
Ships in 1 day
$16.99 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

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
10-08-2026

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

Front Oxygen Sensor - Bank 1 Pre-Cat

ES#3625139 - 11787558055 - Front Oxygen Sensor - Bank 1 Pre-Cat - Fuel control and emissions control sensor - FAE - BMW

Fuel control and emissions control sensor

Brand:
FAE - Corporate Logo
ES#:
3625139
Mfg#:
11787558055
Ships on Oct 28, 2026
$117.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E9X M3 Oxygen Sensor - Priced Each

ES#27262 - 11787537984 - E9X M3 Oxygen Sensor - Priced Each - Located on the secondary catalytic converters, 2 required - Genuine BMW - BMW

Located on the secondary catalytic converters, 2 required

Brand:
Genuine BMW - Corporate Logo
ES#:
27262
Mfg#:
11787537984
Ships in 1 day
13% off MSRP

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

$406.99

This product was last offered at the strikethrough price on
10-08-2026

$352.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - bank 1 Pre-Cat

ES#27293 - 11787558055 - Front Oxygen Sensor - bank 1 Pre-Cat - Fuel control and emissions control sensor - Genuine BMW - BMW

Fuel control and emissions control sensor

Brand:
Genuine BMW - Corporate Logo
ES#:
27293
Mfg#:
11787558055
Ships in 1 day
13% off MSRP

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

$406.99

This product was last offered at the strikethrough price on
10-08-2026

$352.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Bank 2 Pre-Cat

ES#27294 - 11787558073 - Oxygen Sensor - Bank 2 Pre-Cat - Located in the front position of the exhaust manifold - Genuine BMW - BMW

Located in the front position of the exhaust manifold

Brand:
Genuine BMW - Corporate Logo
ES#:
27294
Mfg#:
11787558073
Ships in 1 day
13% off MSRP

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

$406.99

This product was last offered at the strikethrough price on
10-08-2026

$352.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Hose

ES#3673425 - 11157522931 - Crankcase Vent Hose - From oil separator to valve cover - Bremmen Parts - BMW

From oil separator to valve cover 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
3673425
Mfg#:
11157522931
Ships on Apr 1, 2027
ON SALE! SAVE 20%
$40.99

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

$32.63 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

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

Filter Cartridge

ES#4181064 - 16137439425 - Filter Cartridge - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
4181064
Mfg#:
16137439425
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.

$49.99

This product was last offered at the strikethrough price on
10-08-2026

$46.99 USD
Free Shipping
on orders $49 and up
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 Into Our F80 M3 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

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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