Stevie Nicks and Lindsey Buckingham are going back again — to their pre-Fleetwood Mac days — as the exes confirm the remastered re-release of their “elusive” 1973 debut album.

“Buckingham Nicks” will finally be available to the masses on Sept. 19, “with newly remastered sound for CD and digital debut,” according to the description of the YouTube video for “Don’t Let Me Down Again.”

The instrumentals of the track, which dropped Wednesday morning, bears a familiarity to the hits they’d eventually make with Fleetwood Mac, as well as contemporaries like The Allman Brothers Band.

The announcement comes following cryptic social media posts that led fans to speculate the two were working together on a project.

In late July, two-time Rock & Roll Hall of Famer Nicks , 77, and the 75-yea

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