Kia Motors Corp., South Korea's second-biggest carmaker by sales, said Monday it has added more safety features to its upgraded K7 sedan to boost sales.

Additional safety features include highway driving assist, forward and blind-spot collision-avoidance assists and driver attention warning, Kia said in a statement.

Kia's upgraded K7 sedan (Yonhap)
Kia's upgraded K7 sedan (Yonhap)

The car also includes a wireless phone charging system, it said.

The upgraded K7 comes in 2.4-liter gasoline, 3.0-liter gasoline, 3.3-liter gasoline and 2.2-liter diesel engine models.

The 2.4-liter model is fitted with a six-speed automatic transmission and other engine models have an eight speed self-shifting gearbox.

The upper midsize sedan is priced at 26 million won-40 million won ($23,000-$36,000), the company said. (Yonhap)