2004 Hyundai Sonata Q&A

2004 Hyundai Sonata Question: have a banging noise in rear but changed struts both

i had noise in the rear end had struts done but it still makes noise when you hit bumps even little ones but i checked everything seems tight -
Answer 1
Have it hoisted and sway bar links checked along with exhaust hangers and any moving componets. Were the strut mounting hardware kits installed with the struts? -
Answer 2
ck insulators on top -