Upstream Air Fuel Ratio Oxygen Sensor for Toyota Tundra 3.4L Tacoma 2.4L 2.7L 4Runner 2.7L, 4-Wire Stainless Steel, Replaces 89467-35040, 234-9001, 89467-34021, 89467-35011

## Product Introduction: <p>This Air Fuel Ratio Oxygen Sensor is a precision-engineered component designed for specific vehicle applications. It functions as an upstream sensor to monitor exhaust gas composition, facilitating accurate engine management. The unit is constructed with a stainless steel housing to provide durability and resistance against corrosion in demanding engine environments. To facilitate a more efficient installation process, the sensor threads are pre-coated with anti-seize lubricant, and the unit includes cover protection to maintain the integrity of the coating during transit.</p> <br> ## Product Specifications: <ul> <li><b>OE/Part Numbers:</b> 234-9001, 2349001, 89467-34021, 89467-35011, 89467-35030, 89467-35040, 89467-35050, 89467-35060, 8946734020, 8946734021, 8946735011, 8946735030, 8946735050, 8946735060</li> <li><b>Location:</b> Upstream</li> <li><b>Wire Quantity:</b> 4 Wires</li> <li><b>Housing Material:</b> Stainless Steel</li> <li><b>Package Dimensions:</b> 15 x 6 x 6</li> </ul> <br> ## Product Attributes: <ul> <li><b>Construction:</b> Stainless steel housing for corrosion resistance and structural stability.</li> <li><b>Installation Features:</b> Pre-coated threads with anti-seize lubricant for easier mounting.</li> <li><b>Operational Role:</b> Upstream air-fuel ratio monitoring.</li> <li><b>Compatibility:</b> <ul> <li>Toyota Tundra 3.4L (2000-2004)</li> <li>Toyota Tacoma 2.4L (2001-2004)</li> <li>Toyota Tacoma 2.7L (2001-2004)</li> <li>Toyota 4Runner 2.7L (2000)</li> </ul> </li> </ul> <br> ## Recommended Usage Scenarios or Occasions: <p>This component is intended for automotive maintenance and replacement within the intake and fuel systems of compatible Toyota vehicles. Professional installation is recommended.</p>

• Designed to monitor exhaust gas composition, this Air Fuel Ratio Oxygen Sensor provides critical data to the engine control unit to optimize the air-fuel mixture for efficient combustion.
• Engineered for stable operational performance, the sensor facilitates precise fuel management and smooth idling, helping to maintain consistent engine responsiveness during daily driving conditions.
• Constructed with a high-grade stainless steel housing, this component offers durability and resistance to corrosion within the demanding thermal environment of the exhaust system.
• This upstream component features a 4-wire interface and comes pre-coated with anti-seize lubricant on the threads to assist with straightforward installation and secure mounting.
• Specifically compatible with various Toyota Tundra, Tacoma, and 4Runner models, this sensor integrates into the engine bay fuel and air management systems of several vehicle configurations.