---
product_id: 125250172
title: "Dorman 911-646 Secondary Air Injection Check Valve Compatible with Select Lexus/Toyota Models"
brand: "dorman"
price: "$U10384"
currency: UYU
in_stock: true
reviews_count: 5
category: "Dorman"
url: https://www.desertcart.uy/products/125250172-dorman-911-646-secondary-air-injection-check-valve-compatible-select
store_origin: UY
region: Uruguay
---

# Durable metal withstands extreme temps Compatible with top Lexus & Toyota models Exact OE fit for seamless installation Dorman 911-646 Secondary Air Injection Check Valve Compatible with Select Lexus/Toyota Models

**Brand:** dorman
**Price:** $U10384
**Availability:** ✅ In Stock

## Summary

> ⚙️ Upgrade your ride’s breath of fresh air with precision and power!

## Quick Answers

- **What is this?** Dorman 911-646 Secondary Air Injection Check Valve Compatible with Select Lexus/Toyota Models by dorman
- **How much does it cost?** $U10384 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/125250172-dorman-911-646-secondary-air-injection-check-valve-compatible-select)

## Best For

- dorman enthusiasts

## Why This Product

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

## Key Features

- • **Trusted by Drivers:** Highly rated by users who value dependable performance and easy installation on their prized vehicles.
- • **Engineered for Reliability:** Precision-crafted to match original valve performance, ensuring your vehicle runs clean and smooth.
- • **Seamless OEM Compatibility:** Designed to fit select Lexus and Toyota models perfectly—no guesswork, just plug and play.
- • **Built to Last Under Pressure:** Durable metal construction resists extreme temperatures and harsh conditions for long-term durability.
- • **Optimized for Emission Control:** Supports your vehicle’s secondary air injection system to reduce harmful emissions and boost efficiency.

## Overview

The Dorman 911-646 Secondary Air Injection Check Valve is a durable, OE-compatible replacement part designed for select Lexus and Toyota models. Crafted from robust metal to endure extreme temperatures, it ensures reliable secondary air injection system performance, helping reduce emissions and maintain engine efficiency. Easy to install and engineered for a perfect fit, this valve is a trusted choice for drivers seeking lasting quality and seamless integration.

## Description

This secondary air injection check valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Lexus GX470: 2004, 2005, 2006, 2007, 2008, 2009] - [Lexus LX470: 2005, 2006, 2007] - [Toyota 4Runner: 2005, 2006, 2007, 2008, 2009] - [Toyota Land Cruiser: 2005, 2006, 2007] - [Toyota Sequoia: 2005, 2006, 2007] - [Toyota Tundra: 2005, 2006]

Review: Why did you pick this product vs others?: They seem to work but one tripped a code in freezing weather that it was stuck. Code never came back after clearing.
Review: It fits,and it works good on my 2005 Toyota Sequoia with a 4.7 liter engine

## Features

- Durable metal construction helps to withstand extreme temperatures
- Original Equipment (OE) Number: 2572050010, 2572050011
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01ID40IP6 |
| Brand | Dorman |
| Customer Reviews | 3.8 3.8 out of 5 stars (59) |
| Date First Available | 13 July 2016 |
| Exterior | Machined |
| Item Weight | 318 g |
| Item model number | 911-646 |
| Manufacturer | Dorman Products |
| Manufacturer part number | 911-646 |
| Model | Dorman 911-646: Secondary Air Injection Valve |
| OEM Part Number | DV176; EC1351; 2572050010; 2572050011 |
| Product Dimensions | 10.01 x 8.2 x 6.76 cm; 317.51 g |

## Product Details

- **Brand:** Dorman
- **Exterior finish:** Machined
- **Global Trade Identification Number:** 00885484498068
- **Inlet connection size:** 3.94 Inches
- **Item dimensions L x W x H:** 10 x 8.2 x 6.8 centimetres
- **Manufacturer:** Dorman Products
- **Material:** Metal
- **Number of ports:** 2
- **Outlet connection size:** 3.94 Inches
- **UPC:** 885484498068

## Images

![Dorman 911-646 Secondary Air Injection Check Valve Compatible with Select Lexus/Toyota Models - Image 1](https://m.media-amazon.com/images/I/71E8LIuCIDL.jpg)
![Dorman 911-646 Secondary Air Injection Check Valve Compatible with Select Lexus/Toyota Models - Image 2](https://m.media-amazon.com/images/I/71YJrS2Lo4L.jpg)
![Dorman 911-646 Secondary Air Injection Check Valve Compatible with Select Lexus/Toyota Models - Image 3](https://m.media-amazon.com/images/I/91pA4arpEEL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by L***S on 26 June 2025*

Why did you pick this product vs others?: They seem to work but one tripped a code in freezing weather that it was stuck. Code never came back after clearing.

### ⭐⭐⭐⭐⭐ Review
*by C***. on 25 March 2020*

It fits,and it works good on my 2005 Toyota Sequoia with a 4.7 liter engine

### ⭐ Review
*by M***O on 13 February 2025*

This is a deffective coming from manufacturer they don't last same as the other one i both even my diverter is also defective.

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-02-05*