---
product_id: 350243371
title: "Denso 234-4509 Heated 4-Wire Oxygen Sensor with 25.5” Harness for 2004-2016 Lexus/Toyota V6 Right-Bank Downstream"
brand: "denso"
price: "£144.20"
currency: GBP
in_stock: true
category: "Denso"
url: https://www.desertcart.co.uk/products/350243371-denso-234-4509-heated-4-wire-oxygen-sensor-with-25
store_origin: GB
region: United Kingdom
---

# Optimizes fuel efficiency Heated 4-wire tech Universal fit, easy install Denso 234-4509 Heated 4-Wire Oxygen Sensor with 25.5” Harness for 2004-2016 Lexus/Toyota V6 Right-Bank Downstream

**Brand:** denso
**Price:** £144.20
**Availability:** ✅ In Stock

## Summary

> 🔥 Upgrade your ride’s breathability — Feel the power of precision sensing!

## Quick Answers

- **What is this?** Denso 234-4509 Heated 4-Wire Oxygen Sensor with 25.5” Harness for 2004-2016 Lexus/Toyota V6 Right-Bank Downstream by denso
- **How much does it cost?** £144.20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/350243371-denso-234-4509-heated-4-wire-oxygen-sensor-with-25)

## Best For

- denso enthusiasts

## Why This Product

- Trusted denso brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fuel Efficiency Booster:** Optimizes air-fuel mixture to reduce emissions and maximize mileage—because every drop counts.
- • **Precision OE Standard Fit:** Engineered to match exact OEM specs for seamless integration with your Lexus/Toyota V6.
- • **Plug-and-Play Installation:** Comes with a 25.5” harness and anti-seize compound for hassle-free replacement and secure fit.
- • **Advanced Heated 4-Wire Sensor:** Ensures rapid warm-up and accurate oxygen detection for peak engine performance.
- • **Durable Multi-Layer Protection:** Built with stainless steel housing, PTFE filter, and aluminum oxide trap for long-lasting reliability.

## Overview

The Denso 234-4509 Heated 4-Wire Oxygen Sensor is a high-quality, OE-standard replacement part designed for 2004-2016 Lexus and Toyota V6 engines. Featuring advanced multi-layer protection and a universal fit with a 25.5” harness, it ensures accurate oxygen detection to optimize fuel efficiency and reduce emissions. Easy to install and built to last, this sensor is a trusted choice for maintaining peak engine performance.

## Description

Denso Oxygen Sensor is designed to detect the amount of oxygen in the exhaust stream. It is constructed from high quality stainless steel, porous polytetrafluoroethylene, fluorine rubber, aluminum oxide, high-grade platinum and ceramics. This Sensor features double protection layer, aluminum oxide trap layer, porous PTFE filter and stainless steel housing. It is manufactured with precision to meet OE standards. This oxygen sensor can be installed easily and ensures longevity.

## Features

- Fit type: Universal Fit
- Efficient Fuel Consumption
- Constructed from high quality material
- Designed to detect the amount of oxygen in the exhaust system

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0018JVJB6 |
| Best Sellers Rank | #159,756 in Automotive ( See Top 100 in Automotive ) #660 in Car Exhaust Oxygen Sensors |
| Brand Name | Denso |
| Customer Reviews | 4.6 4.6 out of 5 stars (280) |
| Global Trade Identification Number | 00042511112728 |
| Included Components | Performance Parts - Underhood , Engine Management , automotive-oxygen-sensors |
| Item Dimensions | 14.6 x 9.9 x 5.6 centimeters |
| Item Type Name | O2 Oxygen Sensor |
| Item Weight | 0.25 Pounds |
| Manufacturer | DENSO |
| Material Type | Zirconium Stainless Steel |
| Model | 234-4509 |
| Mounting Type | Surface Mount |
| Number of Items | 1 |
| Output Type | electrical signal |
| Part Number | 234-4509 |
| Specific Uses For Product | Replacement Oxygen (O2) Sensor |
| Style Name | Replacement Part |
| UPC | 042511112728 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Denso
- **Item dimensions L x W x H:** 14.6 x 9.9 x 5.6 centimeters
- **Item weight:** 0.25 Pounds
- **Material:** Zirconium Stainless Steel
- **Style:** Replacement Part

## Images

![Denso 234-4509 Heated 4-Wire Oxygen Sensor with 25.5” Harness for 2004-2016 Lexus/Toyota V6 Right-Bank Downstream - Image 1](https://m.media-amazon.com/images/I/51hKYkf6-rL.jpg)

## Frequently Bought Together

- Denso 234-4509 Heated 4-Wire Oxygen Sensor with 25.5” Harness for 2004-2016 Lexus/Toyota V6 Right-Bank Downstream
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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-09-26*