Struts making noise over bumps

2013 Geee T

Founding Member
Sep 25, 2002
805
5
19
Oak Park, CA
Recently both my struts (Tokico) have been making an air type hiss when I go over bumps. Its that normal shock compression type sound but I thought it was strange to start happening all of the sudden. It seems like it was a little after my CC plates put in. Does it mean anything?