For 2007-2009 Toyota Tundra 4.7L Secondary Air Injection Check Valve 2571050031

Secondary Air Injection Check Valve for Toyota Tundra

This secondary air injection check valve is a direct-fit replacement for the 4.7L engine in 2007-2009 Toyota Tundra trucks and cross-references OEM part number 2571050031.

Overview

The Secondary Air Injection Check Valve for Toyota Tundra controls airflow into the exhaust system during cold starts to reduce emissions. This check valve is built to match the factory fit and function for the 4.7L V8, making it a practical replacement for a failed or leaking original. It suits DIY mechanics and shops servicing 2007-2009 Tundra models.

Built For Performance

• Direct-fit replacement for the factory secondary air injection check valve
• Cross-references OEM part number 2571050031
• One-way valve design prevents exhaust backflow into the air injection system
• Durable construction suited to high-temperature exhaust environments
• Restores proper secondary air injection function on the 4.7L engine

Fits These Machines

• for Toyota Tundra 2007 4.7L
• for Toyota Tundra 2008 4.7L
• for Toyota Tundra 2009 4.7L

On-The-Job Use

• Replacing a failed check valve that triggers secondary air injection codes
• Cold-start emissions system repair on the 4.7L V8
• Routine maintenance when inspecting the air injection system
• Shop or driveway repair on 2007-2009 Tundra trucks

Specs At A Glance

Good To Know

Q: Will this valve fix a P0418 or similar secondary air injection code? A: A faulty check valve can trigger secondary air injection codes, but diagnosis should confirm the valve is the cause before replacing it.

Q: Does this valve fit both left and right sides? A: Fitment depends on the specific position on the 4.7L engine, so confirm the location and part number before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.