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BMW E90 Exhaust Emission Parts

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AdBlue DEF Fluid - 10 Liters

ES#4474178 - 46329 - AdBlue DEF Fluid - 10 Liters - Diesel exhaust fluid - Febi - Audi BMW Volkswagen Mercedes Benz Porsche

Diesel exhaust fluid 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Compatible with diesel BMW's urea systems, used to reduce NOx emissions.

Brand:
Febi - Corporate Logo
ES#:
4474178
Mfg#:
46329
Ships in 1 Business Day
$35.99

This product was last offered at the strikethrough price on
05-06-2026

$30.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - rear Position

ES#2165535 - 11787601911 - Oxygen Sensor - rear Position - Reads out emissions levels to the cars computer - Genuine BMW - BMW

Reads out emissions levels to the cars computer

Brand:
Genuine BMW - Corporate Logo
ES#:
2165535
Mfg#:
11787601911
Ships in 1 day
13% off MSRP

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

$325.99

This product was last offered at the strikethrough price on
07-23-2026

$281.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E9X M3 Rear Oxygen Sensor - Black

ES#27266 - 11787539125 - E9X M3 Rear Oxygen Sensor - Black - Located on the catalytic converters, 2 required - Genuine BMW - BMW

Located on the catalytic converters, 2 required

Brand:
Genuine BMW - Corporate Logo
ES#:
27266
Mfg#:
11787539125
Ships in 1 day
13% off MSRP

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

$325.99

This product was last offered at the strikethrough price on
07-23-2026

$281.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Downstream Catalytic Converter

ES#1929399 - 11787589475 - Oxygen Sensor - Downstream Catalytic Converter - 690mm. Rear O2 sensor/Lambda probe - Genuine BMW - BMW

690mm. Rear O2 sensor/Lambda probe

Brand:
Genuine BMW - Corporate Logo
ES#:
1929399
Mfg#:
11787589475
Ships in 1 day
13% off MSRP

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

$325.99

This product was last offered at the strikethrough price on
07-23-2026

$281.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#3570674 - 13627801158 - Oxygen Sensor - Cure your poor fuel mileage by replacing your worn oxygen sensors - Bosch - BMW

Cure your poor fuel mileage by replacing your worn oxygen sensors 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3570674
Mfg#:
13627801158
In Stock at Vendor
$235.99

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

$230.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Bolt - Priced Each

ES#39984 - 18207544250 - Torx Bolt - Priced Each - For the bracket holding the midpipes. See MOQKT - Genuine BMW - BMW

For the bracket holding the midpipes. See MOQKT

Brand:
Genuine BMW - Corporate Logo
ES#:
39984
Mfg#:
18207544250
Ships in 1 day
$10.99

This product was last offered at the strikethrough price on
03-04-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Temperature Sensor

ES#254353 - 13627805607 - Exhaust Temperature Sensor - Connects after the catalytic converter - Genuine BMW - BMW

Connects after the catalytic converter

Brand:
Genuine BMW - Corporate Logo
ES#:
254353
Mfg#:
13627805607
In Stock
ON SALE!
$110.99

This product was last offered at the strikethrough price on
06-25-2026

$108.52 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#3625127 - 11787537984 - Oxygen Sensor - Priced Each - Located on the catalytic converters, 2 required - FAE - BMW

Located on the catalytic converters, 2 required

Brand:
FAE - Corporate Logo
ES#:
3625127
Mfg#:
11787537984
Ships on Aug 17, 2026
$94.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
This product has been superseded to ES#4773177

AdBlue - 10 Liters

ES#4433084 - 004989042014 - AdBlue - 10 Liters - Diesel exhaust fluid - Genuine Mercedes Benz - Audi BMW Volkswagen Mercedes Benz Porsche

Diesel exhaust fluid Compatible with diesel BMW's urea systems, used to reduce NOx emissions.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4433084
Mfg#:
004989042014
In Stock
ON SALE!
$66.67

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

$61.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pipe Bracket - Front

ES#40009 - 18207553605 - Pipe Bracket - Front - Upper half of the bracket that supports the midpipes between the primary and secondary catalytic converters. - Genuine BMW - BMW

Upper half of the bracket that supports the midpipes between the primary and secondary catalytic converters. For vehicles with Automatic transmission

Brand:
Genuine BMW - Corporate Logo
ES#:
40009
Mfg#:
18207553605
Ships in 3 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.

$93.99

This product was last offered at the strikethrough price on
07-23-2026

$87.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Rear Position

ES#2992473 - 11787601911 - Oxygen Sensor - Rear Position - Reads out emissions levels to the cars computer - Walker - BMW

Reads out emissions levels to the cars computer

Brand:
Walker - Corporate Logo
ES#:
2992473
Mfg#:
11787601911
Ships in 1 day
$176.99

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

$171.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

60mm Exhaust Clamp - Priced Each

ES#254524 - 18307560779 - 60mm Exhaust Clamp - Priced Each - Used to connect exhaust sections - Genuine BMW - BMW MINI

Used to connect exhaust sections

Brand:
Genuine BMW - Corporate Logo
ES#:
254524
Mfg#:
18307560779
Ships in 1 day
9% off MSRP

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

$68.99

This product was last offered at the strikethrough price on
07-23-2026

$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 1 Post-Cat

ES#4343214 - 11787526262 - Rear Oxygen Sensor - Bank 1 Post-Cat - Fuel control and emissions control sensor - Febi - BMW

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

Brand:
Febi - Corporate Logo
ES#:
4343214
Mfg#:
11787526262
Back Ordered
$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Bank 2 Pre-Cat

ES#3625140 - 11787558073 - Oxygen Sensor - Bank 2 Pre-Cat - Located in the front position of the exhaust manifold - FAE - BMW

Located in the front position of the exhaust manifold

Brand:
FAE - Corporate Logo
ES#:
3625140
Mfg#:
11787558073
In Stock
ON SALE!
$117.99

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

$114.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 2 Post-Cat

ES#4460474 - 3148030031 - Rear Oxygen Sensor - Bank 2 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#:
4460474
Mfg#:
3148030031
Ships on Dec 2, 2026
$112.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Bank 2 Pre-Cat

Emissions and fuel control sensor 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5482451
Mfg#:
11787558087
Ships on Nov 6, 2026
Auto Notify
$109.99 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Exhaust Emission Parts

Oxygen sensors, catalytic converters, and other critical emissions components not only cause Check Engine Lights when they fail, but they'll also keep you from registering your car. Make sure your emissions system is functioning properly so you can continue to drive your car legally.

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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