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BMW E46 Engine Emission Parts

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Non-Return Valve

ES#5504565 - 11611312737 - Non-Return Valve - Maintain proper vacuum pressure and ensure your engine's emissions control system functions as intended with this direct-fit non-return vacuum check valve from URO Parts. - URO - BMW

Maintain proper vacuum pressure and ensure your engine's emissions control system functions as intended with this direct-fit non-return vacuum check valve from URO Parts. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
5504565
Mfg#:
11611312737
Ships in 1 Business Day
$12.99 USD
Free Shipping
on orders $49 and up

Crankcase Ventilation Hose

Prevent vacuum leaks and restore optimal engine breathing with a brand-new replacement from Burgaflex.

Brand:
Burgaflex - Corporate Logo
ES#:
3698886
Mfg#:
11157532649
Ships in 8 Business Days
Auto Notify
$9.99 USD
Free Shipping

Return Pipe

Runs from the intake manifold back to connecting hose For vehicles with production date up to 01/2000

Brand:
Burgaflex - Corporate Logo
ES#:
3698894
Mfg#:
11617504536
Ships in 8 Business Days
Auto Notify
$13.99 USD
Free Shipping

Secondary Air Pump Kit - Level 1

ES#2622550 - 11727571589KT3 - Secondary Air Pump Kit - Level 1 - This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve. - Assembled By ECS - BMW

This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 03/2003

Brand:
Assembled By ECS - Corporate Logo
ES#:
2622550
Mfg#:
11727571589KT3
Ships in 1-2 days
ON SALE! SAVE 10%
$616.99

This product was last offered at the strikethrough price on
03-21-2026

$553.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Kit - Level 2

ES#2622481 - 11727553056KT - Secondary Air Pump Kit - Level 2 - This comprehensive air pump kit includes all lines, valves, pump, and hardware. - Genuine BMW - BMW

This comprehensive air pump kit includes all lines, valves, pump, and hardware. For vehicles with production date up to 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
2622481
Mfg#:
11727553056KT
Ships in 1-2 days
$1340.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump

ES#26815 - 11727553056 - Secondary Air Pump - Located in the right portion of the engine bay, near the shock tower and windshield wiper fluid reservoir - Genuine BMW - BMW

Located in the right portion of the engine bay, near the shock tower and windshield wiper fluid reservoir

Brand:
Genuine BMW - Corporate Logo
ES#:
26815
Mfg#:
11727553056
Ships in 1-2 days
3% off MSRP

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

$689.99

This product was last offered at the strikethrough price on
09-04-2026

$667.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#27211 - 11781742050 - Oxygen Sensor - Priced Each - 2 Required in each application - Genuine BMW - BMW

2 Required in each application

Brand:
Genuine BMW - Corporate Logo
ES#:
27211
Mfg#:
11781742050
Ships in 1-2 days
6% off MSRP

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

$489.99

This product was last offered at the strikethrough price on
09-04-2026

$460.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Pump Hose

ES#26850 - 11727574487 - Air Pump Hose - Replacement crankcase vent hose - Genuine BMW - BMW

Replacement crankcase vent hose

Brand:
Genuine BMW - Corporate Logo
ES#:
26850
Mfg#:
11727574487
Ships in 3 Business Days
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Kit - Level 1

ES#2622541 - 11727571589KT2 - Secondary Air Pump Kit - Level 1 - This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve. - Genuine BMW - BMW

This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve. For vehicles with production date from 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
2622541
Mfg#:
11727571589KT2
Ships in 3 Business Days
$891.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#27242 - 11787515827 - Oxygen Sensor - Genuine BMW - BMW

Rear

Brand:
Genuine BMW - Corporate Logo
ES#:
27242
Mfg#:
11787515827
Ships in 6 Business Days
6% off MSRP

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

$489.99

This product was last offered at the strikethrough price on
09-04-2026

$460.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 Bracket

ES#26790 - 11727515006 - E46 Bracket - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
26790
Mfg#:
11727515006
Ships in 6 Business Days
3% off MSRP

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

$29.99

This product was last offered at the strikethrough price on
09-04-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump

ES#4304180 - 11727571589 - Secondary Air Pump - Common source of emissons related issues - URO - BMW

Common source of emissons related issues 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4304180
Mfg#:
11727571589
Ships on Sep 30, 2026
$259.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Gasket

ES#5339192 - 074.440 - EGR Valve Gasket - Seals the EGR valve to the exhaust - Elring - BMW

Seals the EGR valve to the exhaust 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5339192
Mfg#:
074.440
Special Order: No Guaranteed ETA
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Control Valve

ES#4343213 - 11740396414 - Vacuum Control Valve - Used in emissions and noise reduction systems - Febi - BMW

Used in emissions and noise reduction systems We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343213
Mfg#:
11740396414
Special Order: No Guaranteed ETA
$64.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

Restore factory-level efficiency and performance with a Febi Bilstein Oxygen Sensor.

Brand:
Febi - Corporate Logo
ES#:
5491928
Mfg#:
11781743994
Special Order: No Guaranteed ETA
$62.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor - Front Or Rear Manifold

Located in the front position of the exhaust manifold 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 03/2003

Brand:
Bremmen Parts - Corporate Logo
ES#:
5503743
Mfg#:
11787523434
Ships on Dec 14, 2026
Auto Notify
$119.99 USD
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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