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Mercedes Benz C300 Oxygen Sensors & Replacement Parts

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ES#2949705 - SLY88750B - Oxygen Sensor Wrench 3/8" drive - O2 Sensor Socket - Schley - Audi Volkswagen Mercedes Benz MINI

O2 Sensor Socket

Brand:
Schley - Corporate Logo
ES#:
2949705
Mfg#:
SLY88750B
Ships on Nov 23, 2026
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4001169 - CTA2065 - Offset Oxygen Sensor Wrench- Extended - Extra length is needed sometimes - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Extra length is needed sometimes

Brand:
CTA Tools - Corporate Logo
ES#:
4001169
Mfg#:
CTA2065
Back Ordered
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5424529 - 0035427018 - Oxygen Sensor - Priced Each - Used in different positions on several Mercedes-Benz models - Meyle - Mercedes Benz

Used in different positions on several Mercedes-Benz models 5X Entries Into Our F80 M3 Sweepstakes
With OE Connector - Five (5) Wire Sensor With 530mm Wire Length - Wide Band Air / Fuel Ratio

Brand:
Meyle - Corporate Logo
ES#:
5424529
Mfg#:
0035427018
In Stock
Limited Qty Sale
$114.99

This product was last offered at the strikethrough price on
09-20-2026

$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4821190 - 0045420818 - Oxygen Sensor - Priced Each - Used in different positions on several Mercedes-Benz models - URO - Mercedes Benz

Used in different positions on several Mercedes-Benz models 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4821190
Mfg#:
0045420818
Ships in 1 Business Day
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2717945 - 0045420818 - Oxygen Sensor - Priced Each - Used in different positions on several Mercedes-Benz models - Walker - Mercedes Benz

Used in different positions on several Mercedes-Benz models Fits Left Or Right Side

Brand:
Walker - Corporate Logo
ES#:
2717945
Mfg#:
0045420818
Ships in 1 day
$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upstream

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4783302
Mfg#:
000542521264
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.

$190.00

This product was last offered at the strikethrough price on
11-05-2026

$176.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4900506 - 0045420818 - Oxygen Sensor - Priced Each - Used in different positions on several Mercedes-Benz models - Meyle - Mercedes Benz

Used in different positions on several Mercedes-Benz models 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Fits Left Or Right Side

Brand:
Meyle - Corporate Logo
ES#:
4900506
Mfg#:
0045420818
Ships on Nov 30, 2026
$81.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brand:
FAE - Corporate Logo
ES#:
3625498
Mfg#:
45420818
Ships on Dec 1, 2026
$93.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5504884 - 007542641865 - Oxygen Sensor - Priced Each - Rear - Bosch - Mercedes Benz

Rear

Brand:
Bosch - Corporate Logo
ES#:
5504884
Mfg#:
007542641865
Special Order: No Guaranteed ETA
$253.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Keep your engine running efficiently

Brand:
Bosch - Corporate Logo
ES#:
5504471
Mfg#:
000542310064
Special Order: No Guaranteed ETA
$238.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Keep your engine running efficiently

Brand:
Bosch - Corporate Logo
ES#:
5504486
Mfg#:
0095425918
Special Order: No Guaranteed ETA
$215.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4852771 - 0005423100 - Oxygen Sensor - Upstream  - Keep your engine running efficiently - Vemo - Mercedes Benz

Keep your engine running efficiently

Brand:
Vemo - Corporate Logo
ES#:
4852771
Mfg#:
0005423100
Special Order: No Guaranteed ETA
$130.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2894231 - 0065422018 - Oxygen Sensor - Priced Each - Located behind the catalytic converter - Vemo - Mercedes Benz

Located behind the catalytic converter

Brand:
Vemo - Corporate Logo
ES#:
2894231
Mfg#:
0065422018
Special Order: No Guaranteed ETA
$42.99 USD
Free Shipping
on orders $49 and up
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.

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