Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Select vehicle to confirm fitment

Oxygen Sensor – Downstream

PART#: 234-4945
Denso

$58.95

In stock

Interchanges
BrandPart #
Toyota8946553290
Toyota8946553300
NTK24605
Walker Products350-34474 / 35034474
Walker Products250-24623 / 25024623
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2019LexusGS FBase5.0V8GASDownstream Left
2019LexusGS FBase5.0V8GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2019LexusRC FBase5.0V8GASDownstream Left
2019LexusRC FBase5.0V8GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2018LexusRC300F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor; To 10/2017
2018LexusRC300Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor; To 10/2017
2018LexusRC FBase5.0V8GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2018LexusRC350F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor; To 11/2017 | RWD;
2018LexusRC350F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor; To 11/2017
2018LexusRC350Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor; To 11/2017
2018LexusRC350Base3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor; To 11/2017 | RWD;
2018LexusGS450hBase3.5V6FULL HYBRID EV-GAS (FHEV)Downstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2018LexusGS450hF Sport3.5V6FULL HYBRID EV-GAS (FHEV)Downstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2018LexusGS FBase5.0V8GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusRC FBase5.0V8GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusRC300F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusRC300Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusRC350Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusRC350F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2017LexusRC350F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusRC350Base3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2017LexusIS300Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusIS300F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusGS FBase5.0V8GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusGS450hBase3.5V6FULL HYBRID EV-GAS (FHEV)Downstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusGS450hF Sport3.5V6FULL HYBRID EV-GAS (FHEV)Downstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusIS350Base3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2017LexusIS350F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusIS350Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2017LexusIS350F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2016LexusRC FBase5.0V8GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusRC350Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusRC350Base3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2016LexusRC350F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusRC350F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2016LexusIS300Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusIS300F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusIS350Base3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2016LexusIS350Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusIS350F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusIS350F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2016LexusGS450hF Sport3.5V6FULL HYBRID EV-GAS (FHEV)Downstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusGS450hBase3.5V6FULL HYBRID EV-GAS (FHEV)Downstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusRC300Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusRC300F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2016LexusGS FBase5.0V8GASDownstream Left
2016LexusGS FBase5.0V8GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusIS250F Sport2.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusIS250C2.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusIS250Base2.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusIS250Base2.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusIS250C2.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusIS250F Sport2.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusIS250C F Sport2.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusIS250C F Sport2.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusIS350F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusIS350C3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusIS350C F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusIS350C3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusIS350Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusIS350F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusIS350C F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusIS350Base3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusGS350Base3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusGS350F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusGS350F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusGS350Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusGS450hF Sport3.5V6FULL HYBRID EV-GAS (FHEV)Downstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusGS450hBase3.5V6FULL HYBRID EV-GAS (FHEV)Downstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusRC350Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusRC350Base3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusRC350F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2015LexusRC350F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2015LexusRC FBase5.0V8GASDownstreamDENSO is the O.E. Manufacturer / Oxygen Sensor
2014LexusGS350Base3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2014LexusGS350Base3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2014LexusGS350F Sport3.5V6GASDownstream LeftDENSO is the O.E. Manufacturer / Oxygen Sensor | RWD;
2014LexusGS350F Sport3.5V6GASDownstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
2014LexusGS450hBase3.5V6FULL HYBRID EV-GAS (FHEV)Downstream RightDENSO is the O.E. Manufacturer / Oxygen Sensor
Product info

The Denso Oxygen Sensor part number 234-4945 is an essential component for your Lexus vehicle’s emission system. This sensor measures the oxygen levels in the exhaust gas, providing accurate data to the vehicle’s computer to adjust the fuel-to-air ratio.

This part is compatible with other part numbers 89,465,532,908, ensuring a hassle-free installation process. The sensor features a durable construction that ensures a longer lifespan and reliable performance.

By installing this oxygen sensor, you can expect improved fuel efficiency, reduced emissions, and optimal engine performance. It also aids in detecting potential issues in the vehicle’s emission system, allowing for timely repairs and maintenance.

This Denso oxygen sensor is easy to install and requires no special tools or expertise. It is a cost-effective solution that helps you maintain your vehicle’s emission system’s optimal function.

Overall, the Denso Oxygen Sensor part number 234-4945 is a reliable and efficient replacement for your Lexus vehicle’s emission system. With its accurate data monitoring and improved engine performance, you can enjoy worry-free driving.

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
Sensor TypeHeated
Universal Or Specific FitSpecific
Wire Quantity4
Wiring Harness Length22.83
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

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

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.

Free shipping Icon

FREE SHIPPING

Available on all kits, sets & Bison performance products