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BMW E90 Engine Emission Parts

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Turner N54 Baffled Oil Catch Can System - Passenger Side - E9x, E8x

ES#3546728 - 022798TMS01-16KT - Turner N54 Baffled Oil Catch Can System - Passenger Side - E9x, E8x - A 4 chamber, baffled oil catch can complete with a passenger side mount and drain system! - Turner Motorsport - BMW

A 4 chamber, baffled oil catch can complete with a passenger side mount and drain system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3546728
Mfg#:
022798TMS01-16KT
Ships on Jul 1, 2026
Auto Notify
ON SALE! SAVE 17%
$463.49

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

$382.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 1 Post-Cat

ES#3625132 - 11787545074 - Rear Oxygen Sensor - Bank 1 Post-Cat - Fuel control and emissions control sensor - FAE - BMW

Fuel control and emissions control sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FAE - Corporate Logo
ES#:
3625132
Mfg#:
11787545074
In Stock
$90.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 2 Post-Cat

ES#4766515 - 11787545075 - Rear Oxygen Sensor - Bank 2 Post-Cat - Fuel control and emissions control sensor - Bremmen Parts - BMW

Fuel control and emissions control sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766515
Mfg#:
11787545075
In Stock
ON SALE! SAVE 21%
$113.99

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

$90.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor/Lambda Probe - 915mm

ES#4840187 - 13628589846 - Oxygen Sensor/Lambda Probe - 915mm - Restore your emissions system with a new NOx Sensor from Vitesco - Vitesco Technologies - BMW

Restore your emissions system with a new NOx Sensor from Vitesco affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vitesco Technologies - Corporate Logo
ES#:
4840187
Mfg#:
13628589846
In Stock
$546.99

This product was last offered at the strikethrough price on
01-25-2026

$438.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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

Oxygen Sensor - Downstream Catalytic Converter

ES#4766517 - 11787589475 - Oxygen Sensor - Downstream Catalytic Converter - 690mm. Rear O2 sensor/Lambda probe - Bremmen Parts - BMW

690mm. Rear O2 sensor/Lambda probe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766517
Mfg#:
11787589475
In Stock
ON SALE! SAVE 20%
$127.99

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

$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catch can kit

ES#3543503 - 20-0373 - Catch can kit - Includes mounting bracket, hoses and fitting for a complete install - Radium Engineering - BMW

Includes mounting bracket, hoses and fitting for a complete install affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Radium Engineering - Corporate Logo
ES#:
3543503
Mfg#:
20-0373
In Stock
$259.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M57 Upgraded Silicone PCV Hose

ES#4876952 - 056926LA01 - M57 Upgraded Silicone PCV Hose - The PCV heater hose fails in one spot, the actual accordion portion. Replace the weak link in your PCV hose with our silicone upgrade! - Turner Motorsport - BMW

The PCV heater hose fails in one spot, the actual accordion portion. Replace the weak link in your PCV hose with our silicone upgrade! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4876952
Mfg#:
056926LA01
In Stock
ON SALE! SAVE 40%
$29.99

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

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Ventilation Valve Pipe

ES#4609177 - 13907618643 - Fuel Tank Ventilation Valve Pipe - Allows fuel fumes to vent into the engine's intake - Bremmen Parts - BMW

Allows fuel fumes to vent into the engine's intake affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4609177
Mfg#:
13907618643
In Stock
ON SALE! SAVE 15%
$44.99

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

$38.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor/Lambda Probe

ES#4674488 - 13628589846 - Oxygen Sensor/Lambda Probe - Length = 915MM - Hamburg Tech - BMW

Length = 915MM affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4674488
Mfg#:
13628589846
In Stock
$388.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N52 Upgraded Silicone CCV Hose (11157522931)

ES#5373987 - 058973LA02 - N52 Upgraded Silicone CCV Hose (11157522931) - Replace your failure-prone plastic breather hose with a durable, long-lasting solution! - Turner Motorsport - BMW

Replace your failure-prone plastic breather hose with a durable, long-lasting solution! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5373987
Mfg#:
058973LA02
In Stock
$99.99 USD
Free Shipping

Crankcase Pressure Regulator Valve - Priced Each

ES#2665069 - 11157848155 - Crankcase Pressure Regulator Valve - Priced Each - Commonly referred to as the "oil separator" - Genuine BMW - BMW

Commonly referred to as the "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2665069
Mfg#:
11157848155
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.

$479.99

This product was last offered at the strikethrough price on
06-03-2026

$465.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Filler Cap - Priced Each

ES#4135481 - 16117470341 - Filler Cap - Priced Each - Direct replacement from BMW! - Genuine BMW - BMW MINI

Direct replacement from BMW! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
4135481
Mfg#:
16117470341
In Stock
$35.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54 Baffled Oil Catch Can

ES#2918629 - MMBCCN5406CBE - N54 Baffled Oil Catch Can - Keep your engine clean & free of oil deposits - Mishimoto - BMW

Keep your engine clean & free of oil deposits affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2918629
Mfg#:
MMBCCN5406CBE
In Stock
$253.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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
24% off MSRP

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

$47.95

This product was last offered at the strikethrough price on
06-03-2026

$36.39 USD
Free Shipping
on orders $49 and up

Oxygen Sensor/Lambda Probe

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

Length = 915MM affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5374601
Mfg#:
13628589846
Ships on Oct 9, 2026
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

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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