This outstanding example of a 2015 Kia Optima SX is offered by Serra Toyota of Birmingham. When it comes to high fuel economy, plenty of versatility and a great looks, this KiaOptima SX cannot be beat. This Kia Optima's superior fuel-efficiency is proof that not all vehicles are created equal. There are many vehicles on the market but if you are looking for a vehicle that will perform as good as it looks then this Kia Optima SX is the one! This Black Kia is clean and shiny exterior makes it look like it came straight from the factory. More information about the 2015 Kia Optima: Compared to other mid-size sedans, the Kia Optima stands out in many ways. Showcasing Kia's more Euro-influenced design direction, the Optima's styling is much more edgy than that of most other mid-size sedans. The Optima's design is functional, too, and quite roomy on the inside. The Optima is also one of the most fuel-efficient mid-size sedans, offering strong mileage in addition to its sporty performance. The turbocharged engine in the SX-Turbo and Limited trims provides the power and acceleration of a V6 but the gas mileage of a four. Kia continues to offer an excellent 10-year warranty on powertrain components. This model sets itself apart with strong value, capacious interior, hybrid powertrain available, excellent warranty, fuel-efficient powertrains, and Crisp, Euro-influenced styling