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BMW 328i Engine Emission Parts

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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

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

"Cold Climate" Oil Separator Kit

ES#2730263 - 11617534237 - "Cold Climate" Oil Separator Kit - Insulated design for superior cold weather performance - URO - BMW

Insulated design for superior cold weather performance 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! Superior performance for both warm and cold climates

Brand:
URO - Corporate Logo
ES#:
2730263
Mfg#:
11617534237
Ships in 1 Business Day
$74.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cable For Onboard Diagnosis

ES#36829 - 16126765749 - Cable For Onboard Diagnosis - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
36829
Mfg#:
16126765749
Ships in 3 Business Days
7% off MSRP

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

$118.99

This product was last offered at the strikethrough price on
09-03-2026

$110.99 USD
Free Shipping
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 For vehicles with production date from 01/2000

Brand:
Genuine BMW - Corporate Logo
ES#:
25711
Mfg#:
11617504535
Ships in 3 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.

$42.99

This product was last offered at the strikethrough price on
09-03-2026

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

3 Pin Connector

ES#4772594 - 12521706096 - 3 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the idle air control valve (IACV). - ECS - BMW

Includes connector housing with terminals and seals. Commonly used for the idle air control valve (IACV). 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4772594
Mfg#:
12521706096
In Stock
ON SALE! SAVE 11%
$10.99

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

$9.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Diagnosis Pump

ES#2702165 - 16136756440 - Leak Diagnosis Pump - Located under the vehicle, near the transmission bellhousing or in the rear. - Bosch - BMW

Located under the vehicle, near the transmission bellhousing or in the rear. We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 09/2001

Brand:
Bosch - Corporate Logo
ES#:
2702165
Mfg#:
16136756440
Back Ordered
$221.99

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

$202.11 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

Brand:
Genuine BMW - Corporate Logo
ES#:
19638
Mfg#:
11157532649
Ships in 3 Business Days
$39.99 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
For use in cold climates

Brand:
Bremmen Parts - Corporate Logo
ES#:
3673407
Mfg#:
11617533399
In Stock
ON SALE! SAVE 22%
$22.99

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

$17.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Pressure Regulator Valve

ES#4069284 - 11151703484 - Crankcase Pressure Regulator Valve - Commonly referred to as the "oil separator" - Rein - BMW

Commonly referred to as the "oil separator" 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4069284
Mfg#:
11151703484
In Stock at Vendor
ON SALE!
$50.99

This product was last offered at the strikethrough price on
08-31-2026

$48.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Hose

ES#2581135 - 11727555680 - Pressure Hose - Runs from the air pump to the solenoid valve - Rein - BMW

Runs from the air pump to the solenoid valve 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2581135
Mfg#:
11727555680
Ships in 4 Business Days
ON SALE! SAVE 40%
$26.99

This product was last offered at the strikethrough price on
08-26-2026

$16.14 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 For use in cold climates

Brand:
Genuine BMW - Corporate Logo
ES#:
25779
Mfg#:
11617533399
In Stock
ON SALE!
$41.99

This product was last offered at the strikethrough price on
08-26-2026

$38.69 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 For use in cold climates

Brand:
Genuine BMW - Corporate Logo
ES#:
25778
Mfg#:
11617533398
Ships in 3 Business Days
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Pump Control Valve

ES#26806 - 11727540466 - Air Pump Control Valve - Reduces emissions on cold starts - Genuine BMW - BMW

Reduces emissions on cold starts

Brand:
Genuine BMW - Corporate Logo
ES#:
26806
Mfg#:
11727540466
Ships in 3 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.

$194.99

This product was last offered at the strikethrough price on
09-03-2026

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

PCV Hose

ES#2534730 - 11151740393 - PCV Hose - Connects the PCV to the oil dipstick tube - URO - BMW

Connects the PCV to the oil dipstick tube 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534730
Mfg#:
11151740393
Ships on Oct 5, 2026
Auto Notify
$5.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Vent Hose

ES#25886 - 11617831336 - E46 Vent Hose - Connects the intake to the vent pipe that connects to the dipstick hose - Genuine BMW - BMW

Connects the intake to the vent pipe that connects to the dipstick hose

Brand:
Genuine BMW - Corporate Logo
ES#:
25886
Mfg#:
11617831336
Ships in 1-2 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.

$47.99

This product was last offered at the strikethrough price on
09-03-2026

$46.99 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.

Let us help you find the parts that fit your BMW

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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