They did have tours for these four albums.
The Southernplaylisticadillacmuzic Tour (1994-1995)
The ATLiens Tour (1996-1997)
The Aquemini Tour (1998-1999)
The Stankonia Tour (2000-2001)
Speakerboxxx/The Love Below (2002-2004)
In September 2003, Outkast released Speakerboxxx/The Love Below. The album was different to Outkast's previous albums because it was a double album. The double album is actually two albums. Speakerboxxx, the first disc, is an album by Big Boi. The Love Below, the second disc, is an album by André 3000. Speakerboxxx/The Love Below is Outkast's best selling album so far. It won a Grammy Award for Album of the Year in 2004. It was the first hip hop album to win the award. The album's first single "Hey Ya!" was number one in the United States for nine weeks. It sold over one million copies there. It also reached number one in Canada, Australia, Norway, and Sweden. The second single "The Way You Move" spent eight weeks at number two in the Billboard Hot 100. In 2004, the album's third single "Roses" was released. It reached number four in the UK Singles Chart.
They had a tour for this album from 2003-2004.
Idlewild (2005-2006)
On August 22, 2006 Outkast's sixth album Idlewild was released. The album was the soundtrack for the movie Idlewild. Rolling Stone gave the album four out of five stars.