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Oxygen Sensor – Downstream

PART#: 234-4291
Denso
Interchanges
BrandPart #
GMC12622643
Bosch18022
Walker Products250-24708 / 25024708
ACDelco213-4413 / 2134413
Walker Products350-34620 / 35034620
NTK21560
DelphiES20383
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2011BuickLucerneCXL3.9V6FLEXDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2011BuickLucerneCX3.9V6FLEXDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2010BuickLucerneCXL Special Edition3.9V6FLEXDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2010BuickLucerneCX3.9V6FLEXDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2010BuickLucerneCXL Special Edition3.9V6GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2010BuickLucerneCXL3.9V6GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2010BuickLucerneCX3.9V6GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2010BuickLucerneCXL3.9V6FLEXDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2009BuickLucerneCX3.9V6FLEXDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2009BuickLucerneCXL3.9V6GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2009BuickLucerneCX3.9V6GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2009BuickLucerneCXL3.9V6FLEXDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
Product info

The Denso Oxygen Sensor part number 234-4291 is a high-quality component designed to help your Buick run smoothly and efficiently. This sensor is built to OEM specifications to ensure a perfect fit and optimal performance.

Featuring advanced technology, this sensor is designed to accurately measure the oxygen content in your vehicle’s exhaust system. This information is then relayed to the engine control module to adjust the air-to-fuel ratio, ensuring that your car runs at peak performance.

Made with durable materials, this oxygen sensor is built to last, even in harsh driving conditions. Its rugged construction ensures that it can handle exposure to heat, vibration, and other challenges that can cause other sensors to fail prematurely.

With its easy installation and reliable performance, this Denso Oxygen Sensor is an excellent choice for any Buick owner looking to improve the efficiency and performance of their vehicle. Whether you’re looking to replace a faulty sensor or upgrade your car’s performance, this part is an excellent choice that won’t disappoint. So why wait? Order your Denso Oxygen Sensor part number 234-4291 today and experience the difference for yourself!

About Denso

Denso has always been on the cutting edge of car technology, giving drivers better products that are more durable and efficient than anything else on the market.

Alternators are one of Denso's best-known products. Denso alternators are precision-engineered and built to last so that your car's electrical system stays in good shape. If you're going in the city or on rough terrain, you can count on Denso alternators to always give you power and dependability.

In addition to alternators, we also offer Denso radiators. The cooling system in your car is very important for keeping the engine at the right temperature. Denso radiators are carefully designed to make sure they get rid of heat quickly. With Denso radiators, you can drive with trust, knowing that even in the worst conditions, your engine won't get too hot.

Denso starter motors are the best when it comes to getting your car going. Denso starter motors are made to provide reliable ignition in all kinds of weather, and they always make starting easy and smooth. Denso starting motors will get you where you need to go, whether you're taking a cross-country road trip or just running errands in town.

We're happy to offer a huge range of Denso products at prices that can't be beat at Newparts.com. It's easier than ever to find the right Denso generator, radiator, or starter motor for your car thanks to our large selection and simple-to-use website. Also, we offer fast shipping choices so you can get back on the road quickly.

Denso parts are known for being of high quality and dependability. Shop at Newparts.com today to see why drivers trust Denso for all their automotive needs. You can also place your order via phone by calling us at 855-505-2886.

Specifications
Connector GenderMale
Mounting TypeThreaded
Sensor TypeHeated
Thread Diameter0.708
Universal Or Specific FitSpecific
Wire Quantity4
Wiring Harness Length12.20
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

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Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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