I have a very lightly (8 months) used Stealthbox here. It has the sub in it (obviously). It is just the box and sub. NO AMP. I had it installed in my 05 suburban but sold it and it doesn’t fit my new Denali. As for what I know it fits, 03-06 suburban, Tahoe, Yukon, Yukon xl. 03-07 (classic)...