Built at a cost of US$ 3.5 billion in Sepang district of Selangor , it is located approximately from Kuala Lumpur city centre and serves the Greater Klang Valley conurbation .
It was built at US$ 3.5 billion in Sepang district of Selangor . It is located approximately 45 km from Kuala Lumpur and serves the Greater Klang Valley conurbation .