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BMW E46 328i M52 2.8L

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BMW E46 328i M52 2.8L Engine Emission Parts

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Oil Separator Hose Kit

ES#3108206 - 012178ECS01KT - Oil Separator Hose Kit - Assembled By ECS - BMW

10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3108206
Mfg#:
012178ECS01KT
In Stock
ON SALE! SAVE 23%
$143.99

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

$110.21 USD
Free Shipping
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. 2X Entries For Our 25th Anniversary Sweepstakes!
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

$215.99 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 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
08-09-2026

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

Return Pipe

ES#2598766 - 11617504536 - Return Pipe - Runs from the intake manifold back to connecting hose - Rein - BMW

Runs from the intake manifold back to connecting hose 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1998

Brand:
Rein - Corporate Logo
ES#:
2598766
Mfg#:
11617504536
In Stock
$19.99 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 For Our 25th Anniversary 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 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 1-2 days
$47.99 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

Brand:
Genuine BMW - Corporate Logo
ES#:
25438
Mfg#:
11611432559
Ships in 1-2 days
$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 For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2598765
Mfg#:
11157532649
In Stock
$11.99 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

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
08-09-2026

$26.99 USD
Free Shipping
on orders $49 and up
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 For Our 25th Anniversary 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 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.

$47.99

This product was last offered at the strikethrough price on
08-09-2026

$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Screw - Priced Each

ES#25777 - 11617533331 - Torx Screw - Priced Each - K60x22 - Genuine BMW - BMW

K60x22 Used to mount the oil separator unit

Brand:
Genuine BMW - Corporate Logo
ES#:
25777
Mfg#:
11617533331
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#258928 - 11781247406 - Oxygen Sensor - Priced Each - 2 Required in each application - Bosch - BMW

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

Brand:
Bosch - Corporate Logo
ES#:
258928
Mfg#:
11781247406
Ships on Feb 1, 2027
$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Oil Separator Vent Tube

ES#2762630 - 11617504535 - Upper Oil Separator Vent Tube - Runs from the top of the oil separator up to intake manifold. Made in Germany. - Rein - BMW

Runs from the top of the oil separator up to intake manifold. Made in Germany. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 01/2000

Brand:
Rein - Corporate Logo
ES#:
2762630
Mfg#:
11617504535
Ships in 1 Business Day
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Dipstick Hose

ES#19637 - 11157532629 - Crankcase Ventilation Dipstick Hose - From oil separator to dipstick tube - Genuine BMW - BMW

From oil separator to dipstick tube For use in cold climates

Brand:
Genuine BMW - Corporate Logo
ES#:
19637
Mfg#:
11157532629
In Stock
$39.99 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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