rear blocks

Hello all, recently had the 2" rear block kit from maxtrac suspension installed on my 2023 2WD Screw. It came with Fox 2.0's, since the install, every little bump is loud as all get out and sounds like the bed is rattling around. I checked all fasteners for proper torque and nothing was loose...

I have a 21 fx4 with a 2.5 level up front but still has a little rake. Do not tow much and considering taking the rear blocks out to hopefully get it perfectly leveled out. Not sure if anyone has done this I tried looking around but could not find anyone with a level and the blocks removed. And...