Is my team good enough to hold?

i have
GOFF
CHUBB/SONY
TY HILTON/KUPP/ M.THOMAS (Flex)
Vance (Herndon on bench)
fairbarn as K
Patriots D
MY BENCH IS DUKE/David Mont/Brieda/a. Mattison
FULL PPR

Or would a good trade help bolster my team? or solid all around?