2007-2010 Toyota Tundra Upstream Air / Fuel Ratio Sensor Fitment: 2007-2010/Toyota/Tundra::Position=Upstream^^2005-2006/Toyota/Tundra//4.0L V6::Position=Upstream^^2012-2014/Toyota/Tundra//4.6L V8::Position=Front^^2005-2006/Toyota/Tundra//4.7L V8::Position=Upstream^^2012/Toyota/Tundra//5.7L V8::Position=Front Left