The Chennai - Bangalore AC Double Decker Express is a superfast express connecting Indian cities Chennai and Bangalore . It is the first AC Double Decker Express in South India .
This is the first AC Double Decker train B/W Chennai Central and Krantivira Sangolli Rayanna Bengaluru . This train uses LHB coaches . A WAP - 7 locomotive, one of the powerful locomotives of Indian Railways, is used to haul it .