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 Engine Sensors

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
Ships on Dec 1, 2026
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

Air Intake Hose Housing Assembly

ES#4674493 - 6420901742 - Air Intake Hose Housing Assembly - Measures the amount of air entering the engine - Hamburg Tech - Mercedes Benz

Measures the amount of air entering the engine We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4674493
Mfg#:
6420901742
In Stock
$495.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Adjuster Magnet - Priced Each

ES#2699766 - 2761560790 - Camshaft Adjuster Magnet - Priced Each - Two (2) to Four (4) Required Per Vehicle based on engine. Includes new seal. - Genuine Mercedes Benz - Mercedes Benz

Two (2) to Four (4) Required Per Vehicle based on engine. Includes new seal.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2699766
Mfg#:
2761560790
In Stock
6% off MSRP

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

$57.00

This product was last offered at the strikethrough price on
10-21-2026

$53.55 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
In Stock
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

Camshaft Position Sensor - Priced Each

ES#3422819 - 2769051000 - Camshaft Position Sensor - Priced Each - Monitors camshaft location - Genuine Mercedes Benz - Mercedes Benz

Monitors camshaft location

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
3422819
Mfg#:
2769051000
Ships in 1-3 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.

$60.00

This product was last offered at the strikethrough price on
10-07-2026

$55.78 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Connector With Harness

ES#1680728 - 1405400081 - Mass Air Flow Connector With Harness - Socket and wiring harness for mass air flow sensor - Genuine Mercedes Benz - Mercedes Benz

Socket and wiring harness for mass air flow sensor

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1680728
Mfg#:
1405400081
In Stock
23% off MSRP

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

$167.00

This product was last offered at the strikethrough price on
10-21-2026

$127.99 USD
Free Shipping
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
In Stock
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

Camshaft Adjuster - Priced Each

ES#4498923 - 2721560000 - Camshaft Adjuster - Priced Each - Four (4) Required Per Engine - Genuine Mercedes Benz - Mercedes Benz

Four (4) Required Per Engine

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4498923
Mfg#:
2721560000
In Stock
6% off MSRP

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

$69.00

This product was last offered at the strikethrough price on
10-21-2026

$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor

ES#2500869 - 0000940548 - Mass Air Flow Sensor - Don't let a faulty mass air flow sensor impact the performance of your car - Bosch - Mercedes Benz

Don't let a faulty mass air flow sensor impact the performance of your car We Price Match - Give Us A Call or Chat!
Due To Multiple VIN Splits, Please Confirm Fitment Before Ordering

Brand:
Bosch - Corporate Logo
ES#:
2500869
Mfg#:
0000940548
Back Ordered
$994.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Air Intake Manifold With Mass Air Flow Sensor

ES#4373487 - 642090224280KT - Remanufactured Air Intake Manifold With Mass Air Flow Sensor - Price includes a $94.90 refundable core charge - Genuine Mercedes Benz - Mercedes Benz

Price includes a $94.90 refundable core charge

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4373487
Mfg#:
642090224280KT
Ships in 3 Business Days
$949.99

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

$947.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor Wiring Harness Protection Repair Kit

ES#4813378 - 2769051000KT - Camshaft Position Sensor Wiring Harness Protection Repair Kit - Four (4) Camshaft position sensors for M276 non-turbo, M278, M152, and M157 engine applications, camshaft sensors commonly leak oil onto the wiring harness. Includes replacement sensors and electronics spray for cleaning oil residue from harness. - Genuine Mercedes Benz - Mercedes Benz

Four (4) Camshaft position sensors for M276 non-turbo, M278, M152, and M157 engine applications, camshaft sensors commonly leak oil onto the wiring harness. Includes replacement sensors and electronics spray for cleaning oil residue from harness.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4813378
Mfg#:
2769051000KT
Ships in 1-2 days
$234.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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

Mass Air Flow Sensor (MAF)

ES#2587353 - 0000940748 - Mass Air Flow Sensor (MAF) - Brand New Unit - No Core Charge - Bosch - Mercedes Benz

Brand New Unit - No Core Charge We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2587353
Mfg#:
0000940748
Special Order: No Guaranteed ETA
$813.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Intake Duct

ES#4932246 - 6420908237 - Air Intake Duct - Includes air mass sensors. - URO - Mercedes Benz

Includes air mass sensors. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4932246
Mfg#:
6420908237
Ships in 1 Business Day
$334.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Plug Housing - Camshaft Position Sensor

ES#1729173 - 2035453028 - Plug Housing - Camshaft Position Sensor - Does Not Include New Pins - Genuine Mercedes Benz - Mercedes Benz

Does Not Include New Pins

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1729173
Mfg#:
2035453028
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Intake Hose Housing Assembly

ES#4684781 - 6420901742 - Air Intake Hose Housing Assembly - Measures the amount of air entering the engine - Vemo - Mercedes Benz

Measures the amount of air entering the engine

Brand:
Vemo - Corporate Logo
ES#:
4684781
Mfg#:
6420901742
Special Order: No Guaranteed ETA
$598.99 USD
Free Shipping
on orders $49 and up

More About Engine Sensors

Random check engine light got you down? It's probably a bad sensor! We have all the electrical sensors your engine needs to send information to your ECU so everything stays happy. Find it, fix it, and replace it with our OEM sensors or save some money with quality aftermarket sensors.

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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings