---
product_id: 516128596
title: "Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade"
brand: "marsflex"
price: "E£ 9679"
currency: EGP
in_stock: true
url: https://www.desertcart.com.eg/products/516128596-marsflex-o2-oxygen-sensor-downstream-upstream-234-4018-234-4012
store_origin: EG
region: Egypt
---

# 1-Year Warranty Easy Installation High Durability Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade

**Brand:** marsflex
**Price:** E£ 9679
**Availability:** ✅ In Stock

## Summary

> 🚗 Upgrade Your Drive with Marsflex O2 Sensors!

## Quick Answers

- **What is this?** Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade by marsflex
- **How much does it cost?** E£ 9679 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.eg](https://www.desertcart.com.eg/products/516128596-marsflex-o2-oxygen-sensor-downstream-upstream-234-4018-234-4012)

## Best For

- marsflex enthusiasts

## Why This Product

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

## Key Features

- • **Quality You Can Trust:** Extensively tested to meet or exceed original equipment standards.
- • **Comprehensive Compatibility:** Fits a wide range of Chevy and GMC models for versatile use.
- • **Precision Fit for Your Ride:** Manufactured to OE specifications for a seamless installation.
- • **Durable Design for Long Life:** Crafted from high-quality materials to withstand the test of time.
- • **Boost Your Engine's Performance:** Experience enhanced fuel efficiency and longevity for your vehicle.

## Overview

The Marsflex O2 Oxygen Sensor (part numbers 234-4018 and 234-4012) is designed for compatibility with various Chevy and GMC models, ensuring optimal engine performance and fuel economy. Made from durable materials, this sensor is easy to install and comes with a 1-year warranty, making it a reliable choice for vehicle maintenance.

## Description

Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade

## Features

- 🔧Cautions: Please check your vehicle fitment carefully in the product description to avoid any wrong purchase. Please check your part pictures with our pictures, especially the plug, it must be completely same. Or it will not fit your car
- 🔧Application:Marsflex Oxygen Sensor 234-4018 234-4012 fit for Chevy Tahoe Suburban 1500 Silverado 1500 K1500/K2500/ C1500 Suburban Express 1500/ 2500 Avalanche 1500, GMC Yukon/ XL 1500 Sierra 1500/ 2500 Savana 1500/ 2500 C1500/ C2500/ K1500/ K2500 Suburban, Cadillac Escalade
- 🔧Advantage: Made of high-quality materials, strong durability, to ensure service life, Marsflex O2 Sensor can improve engine performance and fuel economy,extend Catalytic Converter life
- 🔧Easy Installation: Manufactured to OE specification, function like the original part or even better
- 🔧Warranty: 1-YEAR WARRANTY. ALL Marsflex oxygen sensors are extensively tested during manufacturing to guarantee quality, reliability, and above all, always meet or exceed the original equipment specifications

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Marsmotor |
| Part number | APEL14006-B |
| Item Weight | 540 g |
| Item model number | APEL14006-B |
| Size | 234-4018 234-4012 |
| Colour | Black |
| Style | Compatible |
| Material | Metal |
| Shape | Rectangle |
| Wattage | 10 watts |
| Cutting Diameter | 1.8 Millimetres |
| Measurement Accuracy | Go & No-go Gauge |
| Plug profile | Flange Mount |
| Specific uses | Oxygen Sensor |
| Included components | 1. 234-4018 234-4012 O2 Oxygen Sensor 2. Oxygen Sensor Instruction Manual |
| Batteries included? | No |
| Batteries Required? | No |
| Item diameter | 1.8 Millimetres |

## Product Details

- **Brand:** Marsflex
- **Item dimensions L x W x H:** 23.5 x 15 x 5.5 centimetres
- **Material:** Metal
- **Item weight:** 0.54 Kilograms
- **Style:** Compatible

## Images

![Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade - Image 1](https://m.media-amazon.com/images/I/61RF6xz5QtL.jpg)
![Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade - Image 2](https://m.media-amazon.com/images/I/61o-6a5gf9L.jpg)
![Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade - Image 3](https://m.media-amazon.com/images/I/71h+OWWNlJL.jpg)
![Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade - Image 4](https://m.media-amazon.com/images/I/71CBTEan+qL.jpg)
![Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade - Image 5](https://m.media-amazon.com/images/I/711jz+LaUqL.jpg)

## Available Options

This product comes in different **Size Name, Number Of Items** options.

## Questions & Answers

**Q: will this fit my 1997 Chevrolet Suburban c1500 ( 4.7L v8 ) ?**
A: Please confirm your engine, if your engine is 4.7L v8, then this part is not suitable for your vehicle.

This part fits for 1996-1999 Chevy Suburban C1500 5.7L v8.

**Q: Consulta el precio es el juego de los 4 sensores como aparece en la foto.**
A: Yes, it is the price of a set, which includes 4 oxygen sensors

**Q: Will this fit my 2007 Tahoe?**
A: Sorry, it doesn't fit the 2007 Tahoe

**Q: Does the sensor come with wiring harness and plug**
A: Yes

## Frequently Bought Together

- Marsflex O2 Oxygen Sensor Downstream Upstream 234-4018 234-4012 Compatible with Chevy Tahoe Silverado 1500 Express C1500 K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade
- K&N Gasoline Fuel Filter: High Performance Fuel Filter, Premium Engine Protection, Compatible with 1982-2013 GM Truck/Passenger Car Fuel Injected Gasoline Engines, PF-1000

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**Shop now:** [https://www.desertcart.com.eg/products/516128596-marsflex-o2-oxygen-sensor-downstream-upstream-234-4018-234-4012](https://www.desertcart.com.eg/products/516128596-marsflex-o2-oxygen-sensor-downstream-upstream-234-4018-234-4012)

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*Product available on Desertcart Egypt*
*Store origin: EG*
*Last updated: 2026-02-22*