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BMW E90 Exhaust Emission Parts

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Oxygen Sensor/Lambda Probe

ES#4164882 - 13628589846 - Oxygen Sensor/Lambda Probe - Length = 915MM - Vemo - BMW

Length = 915MM

Brand:
Vemo - Corporate Logo
ES#:
4164882
Mfg#:
13628589846
In Stock at Vendor
$700.99

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

$680.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Cooler Replacement Kit

ES#3648433 - 11718576450KT - Exhaust Cooler Replacement Kit - Includes new exhaust cooler, vacuum control valve, and vacuum lines - Assembled By ECS - BMW

Includes new exhaust cooler, vacuum control valve, and vacuum lines 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3648433
Mfg#:
11718576450KT
Ships on Sep 28, 2026
Auto Notify
ON SALE!
$1295.99

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

$1262.64 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Bank 2 Pre-Cat

ES#4615598 - 11787558073 - Oxygen Sensor - Bank 2 Pre-Cat - Located in the front position of the exhaust manifold - URO - 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:
URO - Corporate Logo
ES#:
4615598
Mfg#:
11787558073
In Stock
$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor/Lambda Probe

ES#3178415 - 13628589846 - Oxygen Sensor/Lambda Probe - Length = 915MM - Genuine BMW - BMW

Length = 915MM

Brand:
Genuine BMW - Corporate Logo
ES#:
3178415
Mfg#:
13628589846
In Stock at Vendor
$1191.99

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

$1157.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Cooler

ES#2779667 - 11718576450 - Exhaust Cooler - The part of your exhaust system that reduces pollutants and keeps you emissions friendly - Genuine BMW - BMW

The part of your exhaust system that reduces pollutants and keeps you emissions friendly

Brand:
Genuine BMW - Corporate Logo
ES#:
2779667
Mfg#:
11718576450
Ships in 1 day
2% off MSRP

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

$1180.99

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

$1156.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Direct-Fit Catalytic Converter - Cyl 1-3

ES#4491415 - 557768 - Direct-Fit Catalytic Converter - Cyl 1-3 - Keep your emissions in check. Primary cat in exhaust manifold. Rated for legal use and resale in California. - Magnaflow - BMW

Keep your emissions in check. Primary cat in exhaust manifold. Rated for legal use and resale in California. For California Emissions

Brand:
Magnaflow - Corporate Logo
ES#:
4491415
Mfg#:
557768
Ships in 1 Business Day
$1120.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DPF Filter Purge Fluid - 500ml

ES#3183718 - LM20112 - DPF Filter Purge Fluid - 500ml - Used with Liqui-Moly's Pro-Line DPF Filter Cleaner to help restore DPF efficiency and operation. - Liqui-Moly - BMW

Used with Liqui-Moly's Pro-Line DPF Filter Cleaner 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#:
3183718
Mfg#:
LM20112
In Stock
21% off MSRP

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

$38.99

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

$30.99 USD
Free Shipping
on orders $49 and up

Downpipe Exhaust Gasket - Priced Each

ES#40634 - 18307553603 - Downpipe Exhaust Gasket - Priced Each - Located between downpipe and mid-pipes, 2 required - Genuine BMW - BMW

Located between downpipe and mid-pipes, 2 required

Brand:
Genuine BMW - Corporate Logo
ES#:
40634
Mfg#:
18307553603
In Stock
ON SALE! SAVE 25%
$32.99

This product was last offered at the strikethrough price on
03-31-2026

$24.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Truck Series DPF Protector - 500ml / 16.9oz

ES#3999019 - 20258 - Truck Series DPF Protector - 500ml / 16.9oz - Improves engine performance and emissions control - Reduces clogging of the DPF caused by soot as a combustion product - Liqui-Moly - BMW Volkswagen Porsche

Improves engine performance and emissions control - Reduces clogging of the DPF caused by soot as a combustion product 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3999019
Mfg#:
20258
Ships in 1 Business Day
37% off MSRP

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

$18.99

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

$11.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor

ES#4879319 - 11787589475 - Oxygen Sensor - N54 N55 N20 Direct-fit OE replacement design restores proper oxygen sensor function and engine air/fuel mixture - URO - BMW

N54 N55 N20 Direct-fit OE replacement design restores proper oxygen sensor function and engine air/fuel mixture 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4879319
Mfg#:
11787589475
In Stock
ON SALE!
$69.99

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

$66.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 1 post-Cat

ES#27274 - 11787545074 - Rear Oxygen Sensor - Bank 1 post-Cat - Fuel control and emissions control sensor - Genuine BMW - BMW

Fuel control and emissions control sensor

Brand:
Genuine BMW - Corporate Logo
ES#:
27274
Mfg#:
11787545074
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

Nitrogen Oxide Sensor (NOx Sensor)

ES#3193112 - 13628589845 - Nitrogen Oxide Sensor (NOx Sensor) - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
3193112
Mfg#:
13628589845
Ships in 1 day
2% off MSRP

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

$815.99

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

$795.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 2 Post-Cat

ES#3625133 - 11787545075 - Rear Oxygen Sensor - Bank 2 Post-Cat - Fuel control and emissions control sensor - FAE - BMW

Fuel control and emissions control sensor

Brand:
FAE - Corporate Logo
ES#:
3625133
Mfg#:
11787545075
In Stock
ON SALE!
$78.99

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

$75.04 USD
Free Shipping
on orders $49 and up
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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