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BMW E36 323ic M52 2.5L

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BMW E36 323ic M52 2.5L Engine Emission Parts

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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" We Price Match - Give Us A Call or Chat!

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

$194.99

This product was last offered at the strikethrough price on
08-22-2026

$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 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

Oxygen Sensor

ES#3672455 - 11781433071 - Oxygen Sensor - 410mm - cure your poor gas mileage by replacing your worn oxygen sensors - Bosch - BMW

410mm - cure your poor gas mileage by replacing your worn oxygen sensors We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3672455
Mfg#:
11781433071
Back Ordered
$180.99

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

$174.99 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
Limited Qty Sale
$26.99

This product was last offered at the strikethrough price on
08-12-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E36 Air Pump Intake Hose

ES#26741 - 11721744246 - E36 Air Pump Intake Hose - Runs from air pump into the engine bay - Genuine BMW - BMW

Runs from air pump into the engine bay

Brand:
Genuine BMW - Corporate Logo
ES#:
26741
Mfg#:
11721744246
Back Ordered
2% off MSRP

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

$154.99

This product was last offered at the strikethrough price on
08-22-2026

$151.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Mount - Priced Each

ES#3559949 - 11727559515 - Secondary Air Pump Mount - Priced Each - 3 required per car - Hamburg Tech - BMW

3 required per car We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3559949
Mfg#:
11727559515
In Stock
$4.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#3579208 - 11781433071 - Oxygen Sensor - 410mm - cure your poor gas mileage by replacing your worn oxygen sensors - NGK 25045 - NTK - BMW

410mm - cure your poor gas mileage by replacing your worn oxygen sensors - NGK 25045 1 located before the catayst

Brand:
NTK - Corporate Logo
ES#:
3579208
Mfg#:
11781433071
Back Ordered
$130.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Breather Hose

ES#35514 - 13901712862 - Throttle Body Breather Hose - Used in the emissions breather system - Genuine BMW - BMW

Used in the emissions breather system

Brand:
Genuine BMW - Corporate Logo
ES#:
35514
Mfg#:
13901712862
Ships in 4 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.

$43.99

This product was last offered at the strikethrough price on
08-22-2026

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve

ES#2574659 - 1168000378 - Vacuum Check Valve - Common source of emission related issues - Kayser - BMW Mercedes Benz

Common source of emission related issues

Brand:
Kayser - Corporate Logo
ES#:
2574659
Mfg#:
1168000378
Ships in 2 Business Days
$16.99

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

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve

ES#4818552 - 1168000378 - Vacuum Check Valve - Common source of emission related issues - Bremmen Parts - BMW Mercedes Benz

Common source of emission related issues

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818552
Mfg#:
1168000378
In Stock
ON SALE! SAVE 35%
$4.99

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

$3.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Gasket

ES#26760 - 11727505259 - EGR Valve Gasket - Seals valve to the head - Genuine BMW - BMW

Seals valve to the head

Brand:
Genuine BMW - Corporate Logo
ES#:
26760
Mfg#:
11727505259
Ships in 2 Business Days
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Hose

ES#19605 - 11151740393 - PCV Hose - Attaches the PCV to the oil dipstick tube - Genuine BMW - BMW

Attaches the PCV to the oil dipstick tube

Brand:
Genuine BMW - Corporate Logo
ES#:
19605
Mfg#:
11151740393
Ships in 1-2 days
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Hose

ES#26907 - 11731435335 - Vacuum Hose - Attached to the bottom of the intake manifold - Genuine BMW - BMW

Attached to the bottom of the intake manifold

Brand:
Genuine BMW - Corporate Logo
ES#:
26907
Mfg#:
11731435335
Ships in 1-2 days
$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap Hanger

ES#88288 - 51171923919 - Gas Cap Hanger - Located inside the fuel door - Genuine BMW - BMW

Located inside the fuel door

Brand:
Genuine BMW - Corporate Logo
ES#:
88288
Mfg#:
51171923919
Ships in 2 Business Days
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oxygen Sensor Bung - Priced Each

ES#5051 - ATP-FLS-022 - Universal Oxygen Sensor Bung - Priced Each - Stainless steel weld-in nut for any O2 sensor - ATP - Audi BMW Volkswagen

Stainless steel weld-in nut for any O2 sensor

Brand:
ATP - Corporate Logo
ES#:
5051
Mfg#:
ATP-FLS-022
Ships in 6 Business Days
$12.95 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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