Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Mercedes Benz Oxygen Sensors & Replacement Parts

Sort By
Filter By
Return to Top

7/8"(22mm) Flexible Oxygen Sensor Wrench

ES#240942 - FO-78 - 7/8"(22mm) Flexible Oxygen Sensor Wrench - The proper tool to remove difficult-to-reach oxygen sensors - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

The proper tool to remove difficult-to-reach oxygen sensors 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
240942
Mfg#:
FO-78
In Stock
ON SALE! SAVE 25%
$48.99

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

$36.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Tool - Angled Handle - 7/8" - Bavarian Autosport

ES#3673911 - B8800066 - Oxygen Sensor Tool - Angled Handle - 7/8" - Bavarian Autosport - Slotted, pivoting head has both hexagon and double hexagon drive. Angled handle reaches around obstructions. - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Slotted, pivoting head has both hexagon and double hexagon drive. Angled handle reaches around obstructions. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673911
Mfg#:
B8800066
Ships on Sep 30, 2026
Auto Notify
ON SALE! SAVE 25%
$49.99

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

$37.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Tool - 22mm

ES#3673912 - B8800067 - Oxygen Sensor Tool - 22mm - 1/2" Drive - 7/8" x 6" - Extra Long - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

1/2" Drive - 7/8" x 6" - Extra Long 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673912
Mfg#:
B8800067
Ships on Sep 30, 2026
Auto Notify
ON SALE! SAVE 20%
$29.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Innovate LC-2 Wideband O2 Controller Kit

ES#4809696 - 38770 - Innovate LC-2 Wideband O2 Controller Kit - Includes Lambda cable & 8-foot sensor cable. - Innovate Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Includes Lambda cable & 8-foot sensor cable.

Brand:
Innovate Motorsports - Corporate Logo
ES#:
4809696
Mfg#:
38770
In Stock at Vendor
$212.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thin Wall Oxygen Sensor Socket

ES#4001177 - CTA2064 - Thin Wall Oxygen Sensor Socket - Out of space? Use this thin wall socket. - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Out of space? Use this thin wall socket.

Brand:
CTA Tools - Corporate Logo
ES#:
4001177
Mfg#:
CTA2064
In Stock
$17.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2738440 - 0015405117 - Oxygen Sensor - Priced Each - Direct Fit Oxygen Sensor - Bosch - Mercedes Benz

Direct Fit Oxygen Sensor We Price Match - Give Us A Call or Chat!
Front Position: Fits Left Or Right Side - Two (2) Required Per Vehicle

Brand:
Bosch - Corporate Logo
ES#:
2738440
Mfg#:
0015405117
Ships in 1-2 days
$216.13 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

LAMBDA PROBE

ES#2141145 - 0085424418 - LAMBDA PROBE - Genuine Mercedes Benz - Mercedes Benz

Front Left and Right

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2141145
Mfg#:
0085424418
Ships in 3 Business Days
7% off MSRP

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

$220.00

This product was last offered at the strikethrough price on
09-04-2026

$204.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2588275 - 0035427018 - Oxygen Sensor - Priced Each - Used in different positions on several Mercedes-Benz models - Bosch - Mercedes Benz

Used in different positions on several Mercedes-Benz models We Price Match - Give Us A Call or Chat!
With OE Connector - Five (5) Wire Sensor With 530mm Wire Length - Wide Band Air / Fuel Ratio

Brand:
Bosch - Corporate Logo
ES#:
2588275
Mfg#:
0035427018
In Stock
$207.99

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

$195.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Socket - 22mm

Properly remove stubborn o2 sensors.

Brand:
Hazet - Corporate Logo
ES#:
4490396
Mfg#:
4680-1
Ships in 1 Business Day
$118.99

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

$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2707730 - 0045420718 - Oxygen Sensor - Priced Each - Downstream/behind catalytic converter - Bosch - Mercedes Benz

Downstream/behind catalytic converter We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2707730
Mfg#:
0045420718
Ships in 1-2 days
$112.63

This product was last offered at the strikethrough price on
04-09-2026

$107.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#1617651 - 0045420818 - Oxygen Sensor - Priced Each - Used in different positions on several Mercedes-Benz models - Genuine Mercedes Benz - Mercedes Benz

Used in different positions on several Mercedes-Benz models

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1617651
Mfg#:
0045420818
Ships in 3 Business Days
7% off MSRP

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

$342.00

This product was last offered at the strikethrough price on
09-04-2026

$317.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#4684707 - 0025400117 - Oxygen Sensor - Priced Each - Used in different positions on several Mercedes-Benz models - Vemo - Mercedes Benz

Used in different positions on several Mercedes-Benz models Fits Left Or Right Side - Two (2) Required Per Vehicle

Brand:
Vemo - Corporate Logo
ES#:
4684707
Mfg#:
0025400117
Ships on Dec 31, 2026
$74.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor - Priced Each

ES#2678008 - 0015400517 - Oxygen Sensor - Priced Each - Replacement Oxygen Sensor - Bosch - Mercedes Benz

Replacement Oxygen Sensor We Price Match - Give Us A Call or Chat!
Fits Left Or Right Side

Brand:
Bosch - Corporate Logo
ES#:
2678008
Mfg#:
0015400517
Ships in 1 Business Day
$137.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

Located in front of the Catalytic Converter We Price Match - Give Us A Call or Chat!
Fits Front Left

Brand:
Bosch - Corporate Logo
ES#:
2593446
Mfg#:
0015407417
Ships in 2 Business Days
$140.99

This product was last offered at the strikethrough price on
04-10-2026

$128.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2770691 - 0005408517 - Oxygen Sensor - Priced Each - OE Connector - 565mm Wire Length - Bosch - Mercedes Benz

OE Connector - 565mm Wire Length We Price Match - Give Us A Call or Chat!
Front Position: Fits Right Side Only

Brand:
Bosch - Corporate Logo
ES#:
2770691
Mfg#:
0005408517
Ships in 1 Business Day
$122.99

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

$113.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

Rear Downstream Position - Fits left or right side We Price Match - Give Us A Call or Chat!
Rear Position: Fits Left Or Right Side - Two (2) Required Per Vehicle

Brand:
Bosch - Corporate Logo
ES#:
2719081
Mfg#:
0015406017
Ships in 1 Business Day
$113.99

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

$106.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Oxygen Sensors & Replacement Parts

A common source of check engine lights is a failed or failing oxygen sensor. When the O2 sensor can't register oxygen content before and after your catalytic converter, it doesn't know what to do with the fuel mixture and will default to run rich. Replace old failing oxygen sensors with OEM O2 sensors or quality aftermarket O2 sensors if you're looking to save a few bucks.

Let us help you find the parts that fit your Mercedes Benz

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings