What are criterias of the best upstream o2 sensor oem? It is not easy to find the answer. We spent many hours to analyst top 10 upstream o2 sensor oem and find the best one for you. Let’s find more detail below.

Best upstream o2 sensor oem

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Best upstream o2 sensor oem reviews

1. Denso 234-9021 Oxygen Sensor

Feature

Manufactured to detect the amount of exhaust gas air fuel ratio
Constructed from durable material
Features zirconia solid electrolyte
Highly accurate
Easy installation

2. Bosch 17098 Oxygen Sensor, Original Equipment (BMW)

Feature

Designed to determine the oxygen content of the exhaust gas
Improves fuel economy and lowers emission
Made from durable material
Facilitate easy installation. Note : Refer to the PDF attached below in Technical Specification for Manual and "Specification Sheet" for Fits
Corrosion resistant. Thread diameter - 18 mm

3. Denso 234-4260 Oxygen Sensor

Feature

Designed to detect the amount of oxygen in the exhaust system
Constructed from high quality material
Features double protection layer, aluminum oxide trap layer, PTFE filter and stainless steel housing
Manufactured with precision to meet OE standards
Easy installation

4. NTK 24450 Oxygen Sensor

Feature

Dual-coated platinum element for increased longevity
3-stage element overcoat protects against contamination
Fast light-off times decrease emissions and improve fuel economy
Pure alumina ceramic filters against exhaust gas
Water resistant connector protects against contamination related failures

5. Kwiksen Downstream Oxygen O2 Sensor 234-4876 Sensor 2 Replacement for 3.0L Cylinder 1,2,3 2007-2013/ xDrive 3.0L Cylinder 1,2,3 2009-2013

Feature

COMPATIBLE WITH OEM: 234-4876
Downstream oxygen sensor 2 for 2008-2013 3.0L, Cyl 1,2,3
Post-cat oxygen sensor 2 for 2009-2015 4.4L Downstream
Length (Sensor to Lead): 549mm/21.6 inch. Wires: 4
Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before purchase.

6. ROADFAR Air Fuel Ratio Sensor Upstream Pre O2 Oxygen Sensor Replacement fit for 234-9038 2008-2013 Armada 2008-2012 Frontier/Titan Pathfinder 2008-2010 Xterra Suzuki Equator

Feature

FIT VEHICLES - Air Fuel Ratio Sensor Upstream for 2008-2013 Nissan Armada, 2008-2012 Nissan Frontier, 2008-2012 Nissan Titan, 2008-2012 Nissan Pathfinder, 2008-2010 Nissan Xterra, 2009-2010 Suzuki Equator, 2010 Nissan Rogue, 2008-2010 Infiniti QX56
PROCUCT DETAIL IMFORMATION - Wires: 4 ,Length: 19.7 inches,Interchange Part Number: 234-9038
FEATURES-Meet the professtional specification as OEM parts, for stable performance durable
EASILY INSTALL- Great performance and easy to installation
ATTENTION - Front and rear oxygen sensors are different do please confirm up and down in the description. Please contact us if any issues of fitment. use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before purchasing

7. YCT Air Fuel Ratio Oxygen O2 Sensor Upstream Fits 234-9042 For Toyota Camry Highlander Sienna Solara Lexus ES300 ES330 RX330 RX350 RX400H 3.0L 3.3L

Feature

2 Year Warranty. High quality replacement parts, 100% brand new, 100% tested before on sale.
Please confirm your car model and the OE of the part before purchasing to avoid buying the wrong.
Easy Installation. High Reliability. It could correctly replace the original part.
Part Number Fitment: 234-9042, 234-9043, 234-9045, 234-9046, 2349043, 2349045, 2349046, 2349042, 213-2846, 2132846
If you have any questions, contact with us, we will reply you in 24 hours and offer the solve way for you. If you are satisfied with our products and services, please give us a five-star rating, thank you!

8. Oxygen O2 Sensor Upstream Front and Rear Fits 234-5010 For Acura MDX RL TL Honda Accord Odyssey Pilot Ridgeline Saturn Vue 3.2L 3.5L

Feature

1 Year Warranty. High quality replacement parts, 100% brand new, 100% tested before on sale.
Please confirm your car model and the OE of the part before purchasing to avoid buying the wrong.
Easy Installation. High Reliability. It could correctly replace the original part.
Part Number Fitment: 234-5010, 2345010, 24302, 24305, 213-1542, 2131542, 12581687, 36531RCAA01, 36531RCAA02, 36531R-CAA01, 36531R-CAA02
If you have any questions, contact with us, we will reply you in 24 hours and offer the solve way for you. If you are satisfied with our products and services, please give us a five-star rating, thank you!

9. Oxygen O2 Sensor Upstream Fits 234-9009 For Lexus ES300 RX300 Toyota Avalon Camry Highlander Sienna Solara 3.0L

Feature

1 Year Warranty. High quality replacement parts, 100% brand new, 100% tested before on sale.
Please confirm your car model and the OE of the part before purchasing to avoid buying the wrong.
Easy Installation. High Reliability. It could correctly replace the original part.
Part Number Fitment: 234-9009, 2349009, 8946741011, 89467-41011, 213-2840, 2132840, 15217, 24656, 8946748010, 8946741010, 8946741011, 89467-48010, 89467-41010, 89467-41011
If you have any questions, contact with us, we will reply you in 24 hours and offer the solve way for you. If you are satisfied with our products and services, please give us a five-star rating, thank you!

10. Maxfavor Air Fuel Ratio Sensor 234-9038 Upstream Replacement for 2008-2013 Nissan Armada, 2008-2011 Nissan Altima Frontier Pathfinder Titan Xterra, 2009-2012 Suzuki Equator

Feature

Compatable with 2008-2013 Nissan Armada, 2008-2011 Nissan Altima Frontier Pathfinder Titan Xterra, 2009-2012 Suzuki Equator
OE Number:234-9038
FUNCTION: High-quality material for long-lasting durability. Perfect match for the original car and easy to install
CAUTIONS: Pls carefully check your vehicle year & make & model with the fitment of Amazon and our description. You must read our description carefully, and it will tell you more about the fitment. Pls check your part pictures with our pictures, it must be completely same. Or it will not fit your car. Pls check your parts No. It must be among our fitment OEM No.
WARRANTY: 1-Year Unlimited Miles Warranty. If the oxygen sensor doesn not fit your vehicle, we accept return. Please make the item clean and package in good condition.

Conclusion

All above are our suggestions for upstream o2 sensor oem. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using upstream o2 sensor oem with us by comment in this post. Thank you!
May Murphy