On the gas gauge where the speedometer and RPM's are
The 2004 Kia Optima is a gas-powered vehicle.
The gas tank on the 2004 Kia Optima holds 17.2 gal..
The 2009 Kia Optima is a gas-powered vehicle.
The 2014 Kia Optima is a gas-powered vehicle.
The 2008 Kia Optima is a gas-powered vehicle.
The 2002 Kia Optima is a gas-powered vehicle.
The 2003 Kia Optima is a gas-powered vehicle.
The 2001 Kia Optima is a gas-powered vehicle.
The 2013 Kia Optima is a gas-powered vehicle.
The 2007 Kia Optima is a gas-powered vehicle.
The 2006 Kia Optima is a gas-powered vehicle.
The 2011 Kia Optima is a gas-powered vehicle.