There are 5 bands with the same name:
1. AIRBAG, from Spain
2. Airbag (Airbag Sound), from Norway
3. Airbag, from Argentina
4. airbag, from South Korea.
5. Airbag, from Bulgaria
6. Airbag, from the Netherlands

1.AIRBAG is a power trio formed in Estepona, Málaga (Spain) in 1998.
Airbag are since 1998:
Jose - drums, Adolfo - singer and guitar, Pepe - backing vocals and bass guitar Original 2.
Groups Homepage:http://www.airbag.tk/
Groups Myspace:http://www.myspace.com/mondoairbag

2.-Airbag or Airbag Sound, is a five member music group from Norway. The groups EP, Sounds That I Hear, is currently their only work and is available for download. The group's style is a mixture of Alternative and Progressive Rock.
Groups Homepage:http://www.airbagsound.com/
Groups Myspace:http://www.myspace.com/airbagsound

3.- Airbag is pop-rock band from Argentina. The band members are Patricio Sardelli (singer and guitar), Gaston Sardelli (bass guitar and backing vocals) and Guido Sardelli (drums and backing vocals).
The Official Airbag Website: http://www.airbag-online.com.ar
The Official Airbag Myspace: http://www.myspace.com/airbagrock

4. airbag is indie modern rock band from South Korea. They have released cover album in 2007 and new single in 2008, including songs such as "Seoninjang."

5. Airbag is a indie rock band from Bulgaria.They released their single 'Star' in the 'Credit to The Nation' bulgarian alternative cd .
Groups Homepage:http://www.air-bagg.com/
Groups Myspace:http://www.myspace.com/airbag2

6. Airbag is a pop-rock band from Amsterdam, the Netherlands.
Their official website: http://www.airbagmusic.nl/