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

Air / Fuel Ratio Sensor – Upstream

PART#: 234-9138
Denso

$129.39

In stock

Interchanges
BrandPart #
Subaru22641AA670
Subaru22641AA71A
Walker Products250-54084 / 25054084
Walker Products350-64031 / 35064031
NTK24851
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2017SubaruForester2.5i Premium2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruForester2.5i Limited2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruForester2.5i2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruForester2.5i Touring2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruCrosstrekBase2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruCrosstrekLimited2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruCrosstrekPremium2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruImprezaSport2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruImprezaPremium2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruImprezaBase2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2017SubaruImprezaLimited2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruForester2.5i2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruForester2.5i Touring2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruForester2.5i Premium2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruForester2.5i Limited2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruImprezaBase2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruImprezaLimited2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruImprezaPremium2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruImprezaSport Premium2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruImprezaSport Limited2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruCrosstrekLimited2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruCrosstrekPremium2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruCrosstrekBase2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruCrosstrekHybrid Touring2.0H4FULL HYBRID EV-GAS (FHEV)UpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2016SubaruCrosstrekHybrid2.0H4FULL HYBRID EV-GAS (FHEV)UpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruForester2.5i Limited2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruForester2.5i Touring2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruForester2.5i Premium2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruForester2.5i2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruImprezaSport Premium2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruImprezaLimited2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruImprezaBase2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruImprezaSport Limited2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruImprezaPremium2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruXV CrosstrekBase2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruXV CrosstrekLimited2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruXV CrosstrekHybrid2.0H4FULL HYBRID EV-GAS (FHEV)UpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruXV CrosstrekHybrid Touring2.0H4FULL HYBRID EV-GAS (FHEV)UpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2015SubaruXV CrosstrekPremium2.0H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2014SubaruForester2.5i Premium2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2014SubaruForester2.5i Touring2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2014SubaruForester2.5i2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2014SubaruForester2.5i Limited2.5H4GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2014SubaruXV CrosstrekHybrid2.0H4FULL HYBRID EV-GAS (FHEV)UpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2014SubaruXV CrosstrekHybrid Touring2.0H4FULL HYBRID EV-GAS (FHEV)UpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
2014VolkswagenBeetleBase2.5L5GASUpstreamDENSO is the O.E. Manufacturer / Air Fuel Ratio Sensor
Product info

The Denso Air / Fuel Ratio Sensor part number 234-9138 is an essential component for Subaru and Volkswagen vehicles. This high-quality sensor is designed to deliver accurate readings of the air to fuel ratio, allowing your engine to run efficiently and smoothly.

One of the key features of this part is its compatibility with part number 22641AA670. This compatibility ensures that the sensor is a perfect fit for your vehicle and will work seamlessly with your existing systems.

This Denso Air / Fuel Ratio Sensor is built to withstand harsh conditions and is made from durable materials that are designed to last. It is engineered to meet or exceed OEM specifications, ensuring reliable and consistent performance.

The benefits of using this sensor are numerous. By providing precise readings of the air to fuel ratio, this sensor can help improve fuel economy, reduce emissions, and increase the overall performance of your vehicle. It is an essential part for maintaining your engine’s health and ensuring that it runs smoothly and efficiently.

In addition to its reliability and durability, this Denso Air / Fuel Ratio Sensor is easy to install and use. It comes with all the necessary hardware and instructions for a hassle-free installation process.

Overall, if you’re looking for a high-quality air/fuel ratio sensor for your Subaru or Volkswagen, the Denso 234-9138 is an excellent choice. With its precision engineering, durable construction, and reliable performance, it is sure to meet all of your needs and exceed your expectations.

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
Grade TypeRegular
Sensor TypeHeated
Thread Diameter0.708
Universal Or Specific FitSpecific
Wire Quantity4
Wiring Harness Length12.91
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