---
product_id: 372413760
title: "Air Injection Check Valve Compatible With Olds Chevy Chevrolet Trailblazer GMC Envoy Replaces OE# 12575655"
brand: "auto parts prodigy"
price: "R3150"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/372413760-air-injection-check-valve-compatible-with-olds-chevy-chevrolet-trailblazer
store_origin: ZA
region: South Africa
---

# Durable metal construction Direct fit replacement Emission control device Air Injection Check Valve Compatible With Olds Chevy Chevrolet Trailblazer GMC Envoy Replaces OE# 12575655

**Brand:** auto parts prodigy
**Price:** R3150
**Availability:** ✅ In Stock

## Summary

> 🚗 Upgrade Your Ride with Confidence!

## Quick Answers

- **What is this?** Air Injection Check Valve Compatible With Olds Chevy Chevrolet Trailblazer GMC Envoy Replaces OE# 12575655 by auto parts prodigy
- **How much does it cost?** R3150 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/372413760-air-injection-check-valve-compatible-with-olds-chevy-chevrolet-trailblazer)

## Best For

- auto parts prodigy enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from durable metal to withstand extreme exhaust temperatures.
- • **Easy Installation:** Plug and play design for hassle-free setup.
- • **OE Certified Quality:** Replaces original equipment number 12575655 for guaranteed compatibility.
- • **Perfect Fit Every Time:** Experience seamless installation with a direct replacement design.
- • **Eco-Friendly Performance:** Helps reduce pollutants by allowing air into the exhaust system.

## Overview

The Air Injection Check Valve is a high-quality replacement part designed for Olds, Chevy, Chevrolet Trailblazer, and GMC Envoy vehicles. With its durable metal construction and easy plug-and-play design, this emission control device ensures optimal performance while helping to reduce harmful pollutants. Certified to replace OE# 12575655, it guarantees a perfect fit and reliable functionality.

## Description

Brand New Air Injection Check Valve. It will fit the following makes and models: Compatible With 2004-2005 Buick Rainier 4.2L Compatible With 2004-2005 Chevrolet Trailblazer Compatible With 2004-2005 Chevrolet Trailblazer EXT Compatible With 2004-2005 GMC Envoy Compatible With 2004-2005 GMC Envoy XL Compatible With 2004-2005 GMC Envoy XUV Compatible With 2004-2004 Bravada Compatible With 2005-2005 Saab 9-7x

## Features

- Direct replacement for a proper fit every time
- Durable metal construction helps to withstand extreme temperatures of the exhaust manifold and function properly every time.
- Easy Plug and Play Design
- The A.I.R. Check Valve is an emission control device that allows air into the exhaust system to help burn pollutants before they reach the atmosphere
- Replaces Original Equipment (OE) number: 12575655

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Auto Parts Prodigy |
| Part Number | 12575655 |
| Package Dimensions | 23.11 x 17.27 x 15.75 cm; 1.02 kg |
| Item model number | 12575655 |
| Material | Metal |
| Item Package Quantity | 1 |
| Certification | OE |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 1.02 kg |

## Product Details

- **Material:** Metal
- **Brand:** Auto Parts Prodigy
- **Outlet connection type:** G Connector
- **Specification met:** OE
- **Manufacturer:** Auto Parts Prodigy

## Images

![Air Injection Check Valve Compatible With Olds Chevy Chevrolet Trailblazer GMC Envoy Replaces OE# 12575655 - Image 1](https://m.media-amazon.com/images/I/81rWH6SIIpL.jpg)

## Questions & Answers

**Q: Does it comes with the gasket???**
A: IT comes with the one seen in the picture

**Q: This will fit an 2002 trailblazer 4.2l 6L**
A: I have a 2004 GMC Envoy that has the same engine so I would say yes...good luck

**Q: Does it it for a 4.2 motor on a chevy trailblazer 2005 LS?**
A: Yes I have a 2005 LT and this part fit

**Q: How long is the warranty?**
A: 1 Year

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.co.za/products/372413760-air-injection-check-valve-compatible-with-olds-chevy-chevrolet-trailblazer](https://www.desertcart.co.za/products/372413760-air-injection-check-valve-compatible-with-olds-chevy-chevrolet-trailblazer)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-20*