---
product_id: 444602153
title: "2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream"
brand: "sangyue"
price: "S$65"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/444602153-2x-oxygen-o2-sensor-for-2004-2005-chevrolet-trailblazer-trailblazer
store_origin: SG
region: Singapore
---

# 1-year unlimited mileage warranty 2X precision sensors Fits 12+ vehicle models 2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream

**Brand:** sangyue
**Price:** S$65
**Availability:** ✅ In Stock

## Summary

> 🚀 Upgrade your ride with precision and power!

## Quick Answers

- **What is this?** 2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream by sangyue
- **How much does it cost?** S$65 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/444602153-2x-oxygen-o2-sensor-for-2004-2005-chevrolet-trailblazer-trailblazer)

## Best For

- sangyue enthusiasts

## Why This Product

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

## Key Features

- • **Dual Sensor Power:** Upstream + Downstream pair for complete emission control
- • **Eco-Friendly Upgrade:** Reduces emissions, helping you drive cleaner and greener
- • **Durability Guaranteed:** One-year unlimited mileage warranty for peace of mind
- • **Universal Fit for 2004-2005:** Compatible with Chevrolet, Buick, GMC, Isuzu & Saab models
- • **Optimized Engine Performance:** Accurate fuel-to-air ratio for smoother rides and better MPG

## Overview

This 2X Oxygen O2 Sensor set includes upstream and downstream sensors designed for 2004-2005 Chevrolet Trailblazer, Buick Rainier, GMC Envoy, and other compatible models. Crafted from stainless steel and aluminum oxide, these sensors ensure accurate fuel-to-air ratio monitoring, enhancing engine performance and reducing emissions. Backed by a one-year unlimited mileage warranty, they offer reliable durability and a seamless fit for multiple 4.2L and 2.8L engines.

## Description

2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream

## Features

- One Year Unlimited Mileage Quality Guarantee
- Fit 2004-2005 Buick Rainier 4.2L; Fit 2004-2005 Chevrolet Colorado 2.8L; Fit 2004-2005 Chevrolet Colorado 3.5L; Fit 2004-2005 Chevrolet Trailblazer 4.2L; Fit 2004-2005 Chevrolet Trailblazer EXT 4.2L; Fit 2004-2005 GMC Canyon 2.8L; Fit 2004-2005 GMC Canyon 3.5L; Fit 2004-2005 GMC Envoy 4.2L; Fit 2004-2005 GMC Envoy XL 4.2L; Fit 2004-2005 GMC Envoy XUV 4.2L; Fit 2004-2005 Isuzu Ascender 4.2L; Fit 2004 Oldsmobile Bravada 4.2L; Fit 2005 Saab 9-7X 4.2L;
- 2pcs; Upstream and Downstream
- Before buying, check the “Select Your Vehicle” check (Make, model, year, engine, Note,The engine and Note in particular) at the top of the link to see if your car can be used.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Sangyue |
| Material | Aluminum Oxide, Stainless Steel |
| Item Weight | 0.26 Kilograms |
| Style | Modern |
| Measuring Range | 0-20% volume |
| Mounting Type | Flange Mount |
| Output Type | electrical |
| Specific Uses For Product | Oxygen O2 Sensor |
| UPC | 768253823257 |
| Manufacturer | Zebra-autopart |
| Item Weight | 9.1 ounces |
| Package Dimensions | 5.87 x 4.41 x 2.24 inches |
| Manufacturer Part Number | zebra10241 |

## Product Details

- **Brand:** Sangyue
- **Material:** Stainless Steel
- **Item weight:** 0.26 Kilograms
- **Style:** Modern
- **Measuring range:** 0-20% volume

## Images

![2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream - Image 1](https://m.media-amazon.com/images/I/71RtUBn1p0L.jpg)
![2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream - Image 2](https://m.media-amazon.com/images/I/61q2k-FsCPL.jpg)
![2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream - Image 3](https://m.media-amazon.com/images/I/51GVg-94RdL.jpg)
![2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream - Image 4](https://m.media-amazon.com/images/I/619jlqsvvqL.jpg)
![2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream - Image 5](https://m.media-amazon.com/images/I/71RtxtOEKFS.jpg)

## Frequently Bought Together

- Sangyue 2X Oxygen O2 Sensor for 2004-2005 Chevrolet Trailblazer Trailblazer EXT Buick Rainier 4.2L Upstream + Downstream
- Offset Oxygen Sensor Socket, 3/8-Inch Drive, 7/8-Inch (22mm), Wire Gate Accesses Sensor from Side, Preventing Damage to Wires, Universal for Most Cars
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**Shop now:** [https://www.desertcart.sg/products/444602153-2x-oxygen-o2-sensor-for-2004-2005-chevrolet-trailblazer-trailblazer](https://www.desertcart.sg/products/444602153-2x-oxygen-o2-sensor-for-2004-2005-chevrolet-trailblazer-trailblazer)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-26*