Metrobus Nationwide is a privately owned public transport company in the Klang Valley that was formed in 1992. It is based in Subang Jaya. It is the second largest stage bus (regular or trunk bus route) and feeder bus operator in Kuala Lumpur after Rapid KL. Metrobus Natiowide owns a huge fleet of Nissan Diesel, Hino and Mercedez Benz buses to serve all its routes (Wikipedia).
Click on the thumbnails to the left for details on the bus models seen.
Slideshow of Metrobus buses.