The comedy rock band consisting of Jack Black and Kyle Gass will play four gigs across England in October.
The tour begins at Brighton Centre on October 18, before shows in Wolverhampton on October 21, Manchester on October 23 and at London's HMV Hammersmith Apollo on October 24.
Black and Gass will tour in support of their latest album Rize of the Fenix.
Tickets for the tour will go on sale on Friday (July 20) at 9am.
Jack Black recently said that Tenacious D are better than the likes of Foo Fighters, Jack White and Gotye.
Tenacious D will play:
Brighton Centre (October 18)
Wolverhampton Civic Hall (21)
O2 Apollo Manchester (23)
London HMV Hammersmith Apollo (24)
Watch the video for Tenacious D's Rize of the Fenix below: