Denso Air/Fuel Ratio Sensor - 234-9051 (Fits Select Years of Toyota: 4Runner/FJ Cruiser/Land Cruiser/Sequoia/Tacoma/Tundra and Lexus GS300/GS350/GS450h/GX470/IS250/IS350/LS460/LS600h/LX470 Vehicles)

Denso part number 234-9051 is a replacement air/fuel ratio sensor for 2005-2009 Toyota 4Runner, 2007 Toyota FJ Cruiser, 2005-2007 Toyota Land Cruiser, 2005-2007 Toyota Sequoia, 2005-2006 Toyota Tacoma, 2005-2007 Toyota Tundra, 2006 Lexus GS300, 2007-2008 Lexus GS350, 2007-2011 Lexus GS450h, 2005-2009 Lexus GX470, 2006-2008 Lexus IS250, 2006-2008 Lexus IS350, 2009-2013 Lexus LS460, 2008-2012 Lexus LS600h, and 2005-2007 Lexus LX470 vehicles. Denso Air/Fuel Ratio Sensors are manufactured and tested to the strictest OE standards for unparalleled performance. Each component is precision-built for exact replacement, and a first time fit. The superior design of Denso Air/Fuel Ratio Sensors maximizes engine performance and fuel efficiency while reducing fuel consumption and harmful emissions. Denso Air/Fuel Ratio Sensors increase performance by mapping air/fuel ratios throughout the RPM range. They also reduce emissions by keeping the air-fuel mixture at an optimum ratio. Optimal air/fuel ratios reduce fuel consumption and maximize catalytic converter life. Denso gives you the right part and the right fit, the first time.