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BMW E90 Emissions Component Maintenance Parts

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Oxygen Sensor - Black

ES#3625129 - 11787539125 - Oxygen Sensor - Black - Located on the catalytic converters - FAE - BMW

Located on the catalytic converters

Brand:
FAE - Corporate Logo
ES#:
3625129
Mfg#:
11787539125
Ships on Aug 12, 2026
$108.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Valve

ES#5394230 - 11127803790 - Crankcase Ventilation Valve - Restore your BMWs crankcase ventilation with this highquality Breather Valve Diaphragm Spring and Cap (11127803790). - Bremmen Parts - BMW

Restore your BMW’s crankcase ventilation with this high‑quality Breather Valve Diaphragm Spring and Cap (11127803790). 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5394230
Mfg#:
11127803790
Ships on Jan 12, 2027
ON SALE! SAVE 24%
$15.99

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

$12.23 USD
Free Shipping
on orders $49 and up
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! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5373987
Mfg#:
058973LA02
In Stock
$101.99

This product was last offered at the strikethrough price on
06-24-2026

$78.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor Set

Sluggish O2 sensors don't just trigger annoying Check Engine Lights; they cause poor fuel economy, rough idling, and can even degrade your expensive catalytic converters over time. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481204
Mfg#:
11787545074/5KT
In Stock
$366.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor Set

Over time, factory oxygen sensors degrade from extreme exhaust heat and carbon buildup, leading to poor fuel economy, lost performance, and failed emissions tests. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481192
Mfg#:
BFR1/2O2SKT
In Stock
$400.99

This product was last offered at the strikethrough price on
07-14-2026

$337.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensors - Bank 1 And 2 Pre-Cat

Is your BMW feeling a bit sluggish, idling rough, or burning through fuel faster than usual? Don't let aging oxygen sensors rob your engine of its performance. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481586
Mfg#:
11787558055/73KT
In Stock
$374.99

This product was last offered at the strikethrough price on
07-14-2026

$307.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Set - Pre and Post Catalytic Converter

Is your BMW or MINI throwing a pesky check engine light, suffering from a rough idle, or guzzling fuel like it's track day? Over time, factory oxygen sensors degrade from extreme exhaust heat and carbon buildup, sending lazy signals to your DME. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481272
Mfg#:
11787589475KT
In Stock
$335.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#254350 - 13627801158 - Oxygen Sensor - Cure your poor fuel mileage by replacing your worn oxygen sensors - Genuine BMW - BMW

Cure your poor fuel mileage by replacing your worn oxygen sensors

Brand:
Genuine BMW - Corporate Logo
ES#:
254350
Mfg#:
13627801158
Ships in 3 Business Days
13% off MSRP

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

$406.99

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

$352.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Bank 2 Pre-Cat

Located in the front position of the exhaust manifold 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5480641
Mfg#:
11787558073
Ships on Sep 28, 2026
Auto Notify
$105.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Bank 1 Pre-Cat

Fuel control and emissions control sensor 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5480567
Mfg#:
11787558055
Ships on Oct 19, 2026
Auto Notify
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

740mm. Front O2 sensor/Lambda probe 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5491432
Mfg#:
11787596924
Ships on Nov 19, 2026
Auto Notify
$125.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#4900647 - 11787558054 - Oxygen Sensor - Restore the efficiency, smoothness, and peak performance of your BMW with this premium pre-catalytic broadband oxygen sensor from Meyle. - Meyle - BMW

Restore the efficiency, smoothness, and peak performance of your BMW with this premium pre-catalytic broadband oxygen sensor from Meyle. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with Low Compression Engine

Brand:
Meyle - Corporate Logo
ES#:
4900647
Mfg#:
11787558054
Special Order: No Guaranteed ETA
$134.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Bank 2, Pre-Cat

ES#4900503 - 11787558087 - Oxygen Sensor - Bank 2, Pre-Cat - Restore the performance and reliability of your BMW with this essential emissions component from Meyle. - Meyle - BMW

Restore the performance and reliability of your BMW with this essential emissions component from Meyle. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4900503
Mfg#:
11787558087
Special Order: No Guaranteed ETA
$151.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#4900665 - 13627801158 - Oxygen Sensor - Enhance your BMWs performance and keep your engine running clean. - Meyle - BMW

Enhance your BMW’s performance and keep your engine running clean. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4900665
Mfg#:
13627801158
Special Order: No Guaranteed ETA
$127.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 1 Post-Cat

ES#4487460 - 11787545074 - Rear Oxygen Sensor - Bank 1 Post-Cat - Fuel control and emissions control sensor - Meyle - BMW
ECS Tuning recommends this product.

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

Brand:
Meyle - Corporate Logo
ES#:
4487460
Mfg#:
11787545074
Special Order: No Guaranteed ETA
$116.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor - Bank 2 Pre-Cat

ES#4487461 - 11787558073 - Oxygen Sensor - Bank 2 Pre-Cat - Located in the front position of the exhaust manifold - Meyle - BMW

Located in the front position of the exhaust manifold 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4487461
Mfg#:
11787558073
Special Order: No Guaranteed ETA
$123.99 USD
Free Shipping
on orders $49 and up

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