It looks like what a fuel filter should be
The fuel filter of 2005 Hyundai Tucson (4-cylinder and V6 models) is located inside the gas tank. It "wraps around" the fuel pump. It's normally not necessary to replace this type of filter on a periodic basis; but if you are replacing the fuel pump itself, it is recommended that the fuel filter be changed at that time.
The fuel filter on a Hyundai Tucson is located inside the fuel tank, next to the fuel pump. Care should be taken when replacing the fuel filter.
The 2005 Hyundai Tucson runs on regular unleaded.
It's in the gas tank which can be reached by removing the backseat
The 2006 Hyundai Tucson runs on regular unleaded.
The 2009 Hyundai Tucson runs on regular unleaded.
The 2013 Hyundai Tucson runs on regular unleaded.
The 2007 Hyundai Tucson runs on regular unleaded.
The 2012 Hyundai Tucson runs on regular unleaded.
The 2008 Hyundai Tucson runs on regular unleaded.
The 2010 Hyundai Tucson runs on regular unleaded.
The 2011 Hyundai Tucson runs on regular unleaded.