SMVB MDU SPL (06521) runs from Bengaluru to Madurai. It departs from Baiyappanahalli Terminal station (SMVB) at 19:00 and arrives at Madurai Jn station (MDU) at 06:15. SMVB MDU SPL takes 24 hrs to cover the distance of 471 km between Bengaluru and Madurai. It is a non-superfast train. The average speed of this train is 19.625 kmph. It has classes Second AC (2A) and Third AC (3A). This train runs on Wednesday. Final chart for SMVB MDU SPL is prepared at Bengaluru usually 3-4 hours before train departure time.

Also referred to as the "Silicon Valley of India", Bangalore or Bengaluru is the capital city of Karnataka. With an estimated population of 8.5 million in 2011, it is the fifth most populous city in India and the 18th most populous city in the world. The city is served by Kempegowda International Airport (BLR), located at Devanahalli, about 40 kilometres from the city centre. It is a divisional headquarters in the South Western Railway zone of the Indian Railways. Bangalore is known as the "Garden City of India" because of its greenery, broad streets and the presence of many public parks, such as Lal Bagh and Cubbon Park.

Madurai is a culturally rich city in Tamil Nadu. Some people also say that Madurai is the soul of Tamil Nadu. It is the second largest city by population in this state. It is situated on the banks of river Vaigai. Popular monuments in Madurai are Meenakshi Amman temple, Alagarkoil Temple and Shrine, Gandhi museum, Tirumalai Nayak palace, Koodal Azhagar Temple, Pazhamudir Solai, Kazimar Big Mosque and Kutladampatti Falls. Recently IT companies have also started up opening their offices in Madurai. Madurai is the headquarters of TamilNadu State Transport Corporation. It is one of the seven circles of the Tamil Nadu State Highway network. Madurai Jn is an important railway station connecting Madurai with major cities and towns across India. Madurai has an airport too although the flights connectivity is limited.