---
product_id: 13328065
title: "234-9042 Air Fuel Ratio Sensor"
brand: "denso"
price: "$230.01"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/13328065-234-9042-air-fuel-ratio-sensor
store_origin: US
region: United States of America
---

# Optimizes fuel efficiency Up to 1000°C heat tolerance Precision OE fit 234-9042 Air Fuel Ratio Sensor

**Brand:** denso
**Price:** $230.01
**Availability:** ✅ In Stock

## Summary

> ⛽ Drive smarter, cleaner, and cooler with Denso precision!

## Quick Answers

- **What is this?** 234-9042 Air Fuel Ratio Sensor by denso
- **How much does it cost?** $230.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/13328065-234-9042-air-fuel-ratio-sensor)

## 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

- • **Emission Reduction Tech:** Maintains ideal air-fuel mixture to minimize harmful emissions and extend catalytic converter life.
- • **Exact OE Replacement Fit:** Engineered for a seamless, first-time installation on select Lexus and Toyota models.
- • **Optimized Air/Fuel Mapping:** Continuously monitors and adjusts air/fuel ratios for peak engine performance and fuel savings.
- • **High-Temperature Durability:** Built with stainless steel and zirconium to withstand extreme engine heat up to 1000°C.
- • **Lightweight & Compact Design:** At just 3.91 ounces and under 6 inches, it fits perfectly without adding bulk.

## Overview

The Denso 234-9042 Air Fuel Ratio Sensor is a high-precision replacement part designed for select Lexus and Toyota vehicles. Crafted from durable stainless steel and zirconium, it withstands engine temperatures up to 1000°C while delivering accurate air/fuel ratio readings. This sensor optimizes fuel consumption, reduces emissions, and ensures a perfect fit for enhanced engine performance and longevity.

## Description

Denso 234-9042 Air Fuel Ratio Sensor

## Features

- Efficient Fuel Consumption
- Fit type: Vehicle Specific

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Denso |
| Item dimensions L x W x H | 5.75 x 2.19 x 1.88 inches |
| Material | Stainless Steel, Zirconium |
| Style | Replacement Part |
| Measurement Accuracy | Good |
| Measuring Range | 10:1 - 18:1 |
| Mounting Type | Thread-In |
| Output Type | analog or digital |
| Specific Uses For Product | Replacement Air/Fuel Ratio Sensor |
| Upper Temperature Rating | 1000 Degrees Celsius |
| UPC | 042511112650 |
| Global Trade Identification Number | 00042511112650 |
| Manufacturer | Denso |
| Model | Air Fuel Ratio Sensor |
| Item Weight | 3.91 ounces |
| Product Dimensions | 5.75 x 2.19 x 1.88 inches |
| Item model number | 234-9042 |
| Is Discontinued By Manufacturer | No |
| Exterior | Machined |
| Manufacturer Part Number | 234-9042 |

## Product Details

- **Brand:** Denso
- **Item dimensions L x W x H:** 5.75 x 2.19 x 1.88 inches
- **Material:** Stainless Steel, Zirconium
- **Style:** Replacement Part
- **Measurement Accuracy:** Good

## Images

![234-9042 Air Fuel Ratio Sensor - Image 1](https://m.media-amazon.com/images/I/41m7WOJ0XzL.jpg)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-01-28*