It Is 1 Ohm Stereo Stable Not Mono 2 Ohm Mono Is Peaking The Barrier Always Look For Stereo And Mono Applications I Have A Cheap Lanzar Vibe 1800d And I Run It 1 Ohm All Day Long And It Never Clipse Or Gets Hot Look At The Specs Of A Amp Before You Buy One By The Way It Is Pushing A Rockford...