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4X Up+Downstream Oxygen O2 Sensor OEM for Mercedes-Benz C230 C280 C350 E350 E550

acs-motorsport
(15110)
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US $75.46
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or 4 interest-free payments of $18.87 available with
Condition:
New
Compatibility:
More than 10 lots available (4 items per lot)79 sold

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People want this. 27 people are watching this.
This one's trending. 79 have already sold.
Shipping:
Free delivery - Arrives by Thanksgiving
Get it between Mon, Nov 17 and Thu, Nov 20 to 94104.
Located in: Chino, California, United States
Returns:
30 days returns. Seller pays for return shipping.
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eBay item number:404974871151
Last updated on Nov 11, 2025 21:32:31 PSTView all revisionsView all revisions

Compatibility

This part is compatible with 83 vehicle(s)
YearMakeModelTrimEngineNotes
2012Mercedes-BenzSL63 AMGAvantgarde Convertible 2-Door6.3L 6208CC V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2012Mercedes-BenzSL63 AMGBase Convertible 2-Door6.3L 6208CC V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2011Mercedes-BenzSL63 AMGBase Convertible 2-Door6.3L 6208CC V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2010Mercedes-BenzSL63 AMGBase Convertible 2-Door6.3L 6208CC V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2010Mercedes-BenzSLK300Base Convertible 2-Door3.0L 2996CC V6 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2010Mercedes-BenzSLK350Base Convertible 2-Door3.5L 3498CC V6 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzCLK63 AMGBase Convertible 2-Door6.3L 6208CC V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzCLK63 AMGBase Coupe 2-Door6.3L 6208CC V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzCLK350Base Convertible 2-Door3.5L 3498CC V6 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzCLK350Base Coupe 2-Door3.5L 3498CC V6 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzCLK550Base Convertible 2-Door5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzCLK550Base Coupe 2-Door5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzE3504Matic Sedan 4-Door3.5L 3498CC V6 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzE3504Matic Wagon 4-Door3.5L 3498CC V6 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzE350Base Sedan 4-Door3.5L 3498CC V6 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzE350Elegance Sedan 4-Door3.5L 3498CC V6 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzE350Sport Sedan 4-Door3.5L 3498CC V6 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzE5504Matic Sedan 4-Door5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzE550Base Sedan 4-Door5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
2009Mercedes-BenzSL63 AMGBase Convertible 2-Door6.3L 6208CC V8 GAS DOHC Naturally Aspirated2X Upstream + 2X Downstream
Portions of the information contained in this table have been provided by acs-motorsport

Item specifics

Condition
New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is ...
Number of Sensors
4
Other Part Number
234-5091，234-4881，234-4896
Number of Pieces
4
Fitment Type
Direct Replacement
Manufacturer Part Number
234-5091, 2345091, 234 5091, 234-4881, 2344881, 234 4881
Superseded Part Number
2345091, 2344881
Brand
ACS
Interchange Part Number
234-5091, 2345091, 234-4881, 2344881, 0035428218, 0045420718, 0035427118, 5135667AA, 56029084AA
Sensor Type
Oxygen Sensor
Manufacturer Warranty
Lifetime
OE/OEM Part Number
234-5091，234-4881
Type
Sensor
Placement on Vehicle
Front, Rear, Upstream, Downstream
Features
Direct Fit, Easy Installation
Package contents:
2X Upstream + 2X Downstream Oxygen Sensor
Product description:
15% increase in performance and energy
Category

Item description from the seller

About this seller

acs-motorsport

99.1% positive feedback•99K items sold

Joined Oct 2020
Usually responds within 24 hours
In 1999,ACS MOTORSPORT self-built material laboratory and electronic components R&D center and in 2001 it set up a professional production lines.After more than 20 years of technological innovation ...
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Detailed seller ratings

Average for the last 12 months
Accurate description
4.9
Reasonable shipping cost
5.0
Shipping speed
5.0
Communication
5.0

Popular categories from this store

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shock absorberIgnition systemSensorOther

Seller feedback (15,877)

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  • l***w (276)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    installed ran 100 miles not ready to pass smog check yet
  • 2***2 (168)- Feedback left by buyer.
    Past year
    Verified purchase
    not installed but look fine
  • c***c (408)- Feedback left by buyer.
    Past month
    Verified purchase
    Good seller
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Product ratings and reviews

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4.9
8 product ratings
  • 7 users rated this 5 out of 5 stars
  • 1 users rated this 4 out of 5 stars
  • 0 users rated this 3 out of 5 stars
  • 0 users rated this 2 out of 5 stars
  • 0 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

See all 8 reviews
  • by monitouno3
    Aug 21, 2025

    ACS Motorsports came thru with these O2 ...

    ACS Motorsports came thru with these O2 sensors. They were quick, fast, and had no issues installing. Plus they kept updating the tracking of my package. I would recommend parts from these guys.

    Verified purchase: YesCondition: NewSold by: acs-motorsport

  • by edw_edm_m2zfosm
    Nov 09, 2025

    Got parts early and look in excellent co...

    Got parts early and look in excellent condition. Need to install to see if works properly.

    Verified purchase: YesCondition: NewSold by: acs-motorsport

  • by tommfritt0
    Jun 25, 2025

    Good job

    Fit like they were supposed to. They were in here at a timely manner. Car runs a lot better.

    Verified purchase: YesCondition: NewSold by: acs-motorsport

  • by kwong888mail
    May 19, 2025

    installed ran 100 miles not ready to pas...

    installed ran 100 miles not ready to pass smog check yet

    Verified purchase: YesCondition: NewSold by: acs-motorsport

  • by emma-8164
    May 12, 2025

    Oxygen sensor

    Good product works well for my vehicle. Good buy

    Verified purchase: YesCondition: New

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