Federal Highway is a Malaysian controlled-access highway connecting the capital city of Kuala Lumpur, and Klang, Selangor. The highway starts from Seputeh in Kuala Lumpur to Klang, Selangor. It is the busiest highway in Klang Valley during rush hour from/to Kuala Lumpur. The Federal Highway is coded as Federal Route 2.

Klang or Kelang, officially Royal City of Klang, is a city, royal city and former capital of the state of Selangor, Malaysia. It is located within the Klang District. It was the civil capital of Selangor in an earlier era prior to the emergence of Kuala Lumpur and the current capital, Shah Alam. Port Klang, which is located in the Klang District, is the 12th busiest transshipment port and the 12th busiest container port in the world.