Morten "Diesel" Dahl (born 19 June 1959) is a Norwegian musician.

Dahl played on the first three TNT albums and co-wrote their biggest hit, "10,000 Lovers (In One)", before he parted ways with the band in the fall of 1987.

[2] The following year he formed the band TinDrum, who got a national number 1 hit with "Drums of War".

In the early 1990s Dahl joined the local Hells Angels motorcycle club in Trondheim and became their spokesperson.

Throughout the 1990s he played in various bands, such as Diesel Dahl & Friends and Diezel, before he officially reunited with TNT in 2000.