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BMW Engine Emission Parts

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DEF Funnel - Straight Tube

ES#4040581 - 029611SCH01A - DEF Funnel - Straight Tube - Use funnel to properly add AdBlue to your car with out spilling. Angled funnel also available: ES4040586 - Schwaben - BMW Volkswagen
ECS Tuning recommends this product.

Use funnel to properly add AdBlue to your car with out spilling. Angled funnel also available: ES4040586 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
4040581
Mfg#:
029611SCH01A
In Stock
ON SALE! SAVE 15%
$39.99

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

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Separator Set

ES#5375185 - 11158636540 - Engine Oil Separator Set - Includes valve cover gaskets - URO - BMW

Includes valve cover gaskets 2X Entries For Our 25th Anniversary Sweepstakes!
2X Entries For Our G87 M2 Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
5375185
Mfg#:
11158636540
In Stock
$199.99 USD
Free Shipping
on orders $49 and up

Diesel Particulate Filter Cleaning Fluid - 1 Liter

ES#3220402 - 20110 - Diesel Particulate Filter Cleaning Fluid - 1 Liter - Used with Liqui-Moly's Pro-Line DPF Purge Fluid and Spray Gun to help restore DPF efficiency and operation. - Liqui-Moly - Audi BMW

Used with Liqui-Moly's Pro-Line DPF Purge Fluid and Spray Gun to help restore DPF efficiency and operation. 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3220402
Mfg#:
20110
In Stock
25% off MSRP

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

$50.99

This product was last offered at the strikethrough price on
07-20-2026

$37.99 USD
Free Shipping
on orders $49 and up

VTT Modular PCV/Catch Can (Ready to install kits)

ES#4424289 - VTT-OCC-2x1 - VTT Modular PCV/Catch Can (Ready to install kits) - Dual catch can with a VTA breather, dual drain valves, and banjo fittings - Vargas Turbo Technologies - BMW

Dual catch can with a VTA breather, dual drain valves, and banjo fittings 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4424289
Mfg#:
VTT-OCC-2X1
Ships in 10 Business Days
$593.99 USD
Free Shipping

SUCTION PUMP

ES#2744565 - 11417846385 - SUCTION PUMP - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2744565
Mfg#:
11417846385
Ships in 4 Business Days
8% off MSRP

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

$970.99

This product was last offered at the strikethrough price on
07-20-2026

$888.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DEF Funnel - Angled Tube

ES#4040586 - 029612SCH01A - DEF Funnel - Angled Tube - Use funnel to properly add AdBlue to your car with out spilling. Straight funnel also available: ES4040581 - Schwaben - BMW Volkswagen
ECS Tuning recommends this product.

Use funnel to properly add AdBlue to your car with out spilling. Straight funnel also available: ES4040581 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
4040586
Mfg#:
029612SCH01A
In Stock
ON SALE! SAVE 25%
$40.99

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

$30.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Manifold Oxygen Sensor - Rear Position/Post-Cat

ES#11025 - 15138 - Front Manifold Oxygen Sensor - Rear Position/Post-Cat - Also BMW # 11781406621. Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine - Bosch - BMW

Also BMW # 11781406621. Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
11025
Mfg#:
15138
In Stock
$145.27 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Pre-Catalytic Converter

ES#4316399 - 11788644371 - Oxygen Sensor - Pre-Catalytic Converter - Bosch Upstream O2 Sensor - Bosch - BMW

Bosch Upstream O2 Sensor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4316399
Mfg#:
11788644371
In Stock at Vendor
$159.99

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

$155.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump

ES#2574864 - 11727571589 - Secondary Air Pump - Common source of emissons related issues - Pierburg - BMW
ECS Tuning recommends this product.

Common source of emissons related issues For vehicles with production date from 10/2003

Brand:
Pierburg - Corporate Logo
ES#:
2574864
Mfg#:
11727571589
In Stock
ON SALE! SAVE 13%
$393.85

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

$341.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Activated Charcoal Filter

ES#36239 - 16117164407 - Activated Charcoal Filter - Also known as a charcoal canister - Genuine BMW - BMW

Also known as a charcoal canister

Brand:
Genuine BMW - Corporate Logo
ES#:
36239
Mfg#:
16117164407
Ships in 4 Business Days
9% off MSRP

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

$619.99

This product was last offered at the strikethrough price on
07-20-2026

$566.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 2 Post-Cat

ES#4870458 - 11787545075 - Rear Oxygen Sensor - Bank 2 Post-Cat - Fuel control and emissions control sensor - URO - BMW

Fuel control and emissions control sensor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4870458
Mfg#:
11787545075
In Stock
$76.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#5376161 - 11781427884 - Oxygen Sensor - Priced Each - 990mm - cure your poor gas mileage by replacing your worn oxygen sensors - Pierburg - BMW

990mm - cure your poor gas mileage by replacing your worn oxygen sensors

Brand:
Pierburg - Corporate Logo
ES#:
5376161
Mfg#:
11781427884
In Stock
$279.99

This product was last offered at the strikethrough price on
04-01-2026

$210.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor/Lambda Probe

ES#5374601 - 13628589846 - Oxygen Sensor/Lambda Probe - Length = 915MM - Bremmen Parts - BMW

Length = 915MM 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5374601
Mfg#:
13628589846
Ships on Oct 15, 2026
Auto Notify
ON SALE! SAVE 20%
$418.99

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

$334.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Positive Crankcase Ventilation (PCV) Valve

ES#25923 - 11617836553 - Positive Crankcase Ventilation (PCV) Valve - Clear codes & keep your emissions system working properly - Genuine BMW - BMW

Clear codes & keep your emissions system working properly

Brand:
Genuine BMW - Corporate Logo
ES#:
25923
Mfg#:
11617836553
In Stock
14% off MSRP

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

$63.76

This product was last offered at the strikethrough price on
06-15-2026

$55.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Hose

ES#2100534 - 11657588771 - Vacuum Hose - Runs from the valve cover to the vacuum pump - Genuine BMW - BMW

Runs from the valve cover to the vacuum pump

Brand:
Genuine BMW - Corporate Logo
ES#:
2100534
Mfg#:
11657588771
In Stock
4% off MSRP

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

$44.99

This product was last offered at the strikethrough price on
07-06-2026

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

Oil Separator Kit - Level 1

ES#2586874 - 11151703484KT - Oil Separator Kit - Level 1 - Includes a new separator, hoses, and hardware - Assembled By ECS - BMW

Includes a new separator, hoses, and hardware 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586874
Mfg#:
11151703484KT
Ships on Oct 5, 2026
Auto Notify
ON SALE! SAVE 25%
$91.96

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

$68.97 USD
Free Shipping
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.

Other BMW Engine Emission Parts

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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