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Item #:
64984095
Denso Oxygen (O2) Sensor - 234-4988 (Fits Subaru: 2014-2018 Forester and 2015-2021 WRX Vehicles)
88% of respondents would recommend this to a friend
Item #:
64984095
XCD 297
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What Stands Out
Direct Fit Design
This oxygen sensor comes with a direct fit design, ensuring easy installation without the need for modifications, saving time and effort for vehicle owners and mechanics alike.
Heated Sensor
Featuring a heated element, this sensor improves performance by reaching optimal operating temperatures faster, ensuring accurate readings and efficient engine management in various driving conditions.
OE Quality
Manufactured to original equipment specifications, the Denso 234-4988 sensor guarantees reliability and durability, providing great value and performance that meets or exceeds industry standards.
Product Details
- Denso 234-4988 Oxygen Sensor
- 4 Wire, Direct Fit, Heated, Wire Length: 9.53
- OE Style, 1 Pack
- Special heat-resistant Posi-Lock connectors for easy installation
- User-friendly instructions for hassle-free assembly
- Same-day shipping available for orders placed as late as 8 p.m.
| Mounting Type | Threaded Mount |
| Output Type | electrical signal |
| Specific Uses For Product | Replacement Oxygen (O2) Sensor |
| Upper Temperature Rating | 1200 u00b0C |
| Material Type | Stainless Steel, Zirconium |
| Style Name | Replacement Part |
| Item Dimensions | 5.75 x 2.19 x 1.88 inches (14.6 x 5.6 x 4.8 cm) |
| Brand Name | Denso |
| Model | 234-4988 |
| UPC | 042511122307 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Global Trade Identification Number | 00042511122307 |
| Manufacturer | DENSO |
| Unit Count | 1 Count |
| Included Components | automotive-oxygen-sensors |
| Item Type Name | Oxygen Sensor (; 4 Wire, Direct Fit, Heated, Wire Length: 9.53; Oe Style Style) |
| Part Number | 234-4988 |
| Brand | Denso |
| Item dimensions L x W x H | 5.75 x 2.19 x 1.88 inches (14.6 x 5.6 x 4.8 cm) |
| Material | Stainless Steel, Zirconium |
| Style | Replacement Part |
Who Should Buy?
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DIY Car Owners
Ideal for car enthusiasts who prefer to perform their own replacements using a direct fit oxygen sensor.
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Older Vehicle Models
Perfect for older models needing compatible, OE-style replacement sensors to ensure optimal engine performance.
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Emission Control Needs
Beneficial for vehicles undergoing emissions testing, providing reliable readings for improved compliance with regulations.
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High-Performance Vehicles
Not suitable for high-performance applications which may require specialized sensors for enhanced engine management.
Product Description
Denso Oxygen (O2) Sensor - 234-4988 (Fits Subaru: 2014-2018 Forester and 2015-2021 WRX Vehicles)
About This Item
Revitalize your vehicle's engine performance with the Denso 234-4988 Oxygen Sensor. This high-quality sensor is designed to provide accurate readings and efficient fuel combustion for optimal engine function. The Denso 234-4988 Oxygen Sensor features a 4-wire design, ensuring a direct fit and easy installation. The sensor is heated, ensuring stable and reliable readings even in varying temperatures.
With a wire length of 9.53 inches, this sensor is long-lasting and built to withstand the rigors of everyday driving. Designed in OE style, the Denso 234-4988 Oxygen Sensor seamlessly integrates with your vehicle's existing system, guaranteeing a perfect fit and performance. This 1-pack includes everything you need to replace your old or faulty sensor and get your vehicle back on the road in no time. When it comes to reliable and accurate oxygen sensor readings, trust the expertise of Denso. The 234-4988 Oxygen Sensor is crafted with precision and attention to detail, ensuring the highest level of performance and durability. Upgrade your vehicle's engine performance today with the Denso 234-4988 Oxygen Sensor.
Experience enhanced fuel efficiency, smoother engine operation, and reduced emissions, all with this high-quality sensor. Don't settle for anything less than the best for your vehicle - choose Denso.
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the Denso 234-4988 Oxygen Sensor used for?
Answer: The Denso 234-4988 Oxygen Sensor is designed to monitor the oxygen levels in your vehicle's exhaust system, helping to optimize the air-fuel mixture for better performance and efficiency. This sensor is crucial for reducing emissions and improving fuel economy. In scenarios where a vehicle is experiencing poor acceleration or increased fuel consumption, this oxygen sensor can help restore optimal engine function and cleanliness. -
Question:
How do I know if my oxygen sensor needs replacing?
Answer: Signs that your oxygen sensor may need replacement include poor fuel economy, rough idling, check engine light illumination, and failed emissions tests. If your vehicle exhibits these symptoms, testing the oxygen sensor can confirm its functionality. Maintaining a properly functioning sensor not only enhances performance but also ensures compliance with environmental standards, making it key for vehicle health. -
Question:
What does 'direct fit' mean for the Denso 234-4988 oxygen sensor?
Answer: The term 'direct fit' means that the Denso 234-4988 oxygen sensor is designed to seamlessly replace the original sensor without modifications. This ensures a straightforward installation process for both DIY enthusiasts and professional mechanics. Using a direct fit sensor reduces installation time and confirms that the sensor will accurately connect to the vehicle's existing wiring harness, providing optimal performance. -
Question:
Can I install the Denso 234-4988 Oxygen Sensor myself?
Answer: Yes, many vehicle owners can install the Denso 234-4988 Oxygen Sensor themselves, provided they have basic automotive knowledge and tools. The sensor typically requires locating the existing sensor, disconnecting it, and replacing it with the new one. This installation can improve your vehicle’s emissions and overall efficiency, making it a rewarding DIY project. -
Question:
What are the benefits of using a Denso oxygen sensor over other brands?
Answer: Denso is known for its high-quality automotive parts, offering precise engineering and durability. Their oxygen sensors, including the 234-4988 model, tend to have a longer lifespan and more accurate readings compared to generic alternatives. Choosing Denso enhances your vehicle's performance and reliability, contributing to a cleaner environment due to effective emissions control. -
Question:
Is the Denso 234-4988 Oxygen Sensor compatible with all vehicles?
Answer: The Denso 234-4988 Oxygen Sensor is specifically designed to fit various vehicle models, but it may not be universal for all. It's essential to check your vehicle's specifications or consult a professional to confirm compatibility. Ensuring the correct fitment maximizes performance and prevents issues related to incorrect oxygen sensor readings. -
Question:
What is the wire length of the Denso 234-4988 Oxygen Sensor?
Answer: The Denso 234-4988 Oxygen Sensor features a wire length of 9.53 inches. The specified wire length is designed to match the setup of many vehicles, ensuring that the sensor can reach necessary connections without straining the wiring. Proper wire length is crucial for ensuring the sensor functions correctly in the vehicle’s exhaust system. -
Question:
Will replacing my oxygen sensor improve fuel efficiency?
Answer: Yes, replacing a faulty oxygen sensor like the Denso 234-4988 can significantly improve fuel efficiency. The sensor ensures that the correct air-fuel ratio is maintained in the combustion process, which optimizes engine performance. If you notice an increase in fuel consumption, a new sensor could restore optimal efficiency and save you money at the pump. -
Question:
What is the difference between heated and unheated oxygen sensors?
Answer: Heated oxygen sensors, like the Denso 234-4988, are designed to heat up quickly to provide accurate readings even before the engine reaches its optimal temperature. This allows for faster feedback to the engine management system, improving emissions control and fuel efficiency. In contrast, unheated sensors may take longer to reach effective operating conditions, potentially affecting engine performance during cold starts. -
Question:
Where can I buy the Denso 234-4988 Oxygen Sensor in Montserrat?
Answer: You can purchase the Denso 234-4988 Oxygen Sensor conveniently on Ubuy, a reliable platform offering various automotive parts, including high-quality sensors. Ubuy provides a user-friendly shopping experience, ensuring you can easily find the right part for your vehicle. Additionally, Ubuy often has supportive customer service to assist you with any inquiries during your purchase.
Denso Oxygen Editorial Review
The Denso 234-4988 Oxygen Sensor is a direct fit, four-wire, heated sensor with an OE-style design. Customers commented on how it fit perfectly, turned off check engine lights, and fixed error codes on their 2014, 2015, and 2017 Subaru Forester and WRX models. The product arrived quickly, and it worked very well. Customers were pleased with the included anti-seize, allowing for easy installation. Although one customer was initially hesitant due to differences in physical appearance from the previous sensor, they reported no issues with installation or function. The product appears to work well and has cleared error codes and improved vehicle performance.
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Pros
- Direct fit for multiple Subaru models
- OE-style design
- Comes with anti-seize
- Fixes check engine lights and error codes
- Improves vehicle performance
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