what hole are you talking about? I assume you mean the holes on the inside of the filter? If so no.
The little sink holes on the outside of the filter housing are for tightening the adapter down.
2006 lbz LT crewcab blue
efi live atp
4 inch Diamond Eye straight pipe, mbrp down pipe
Fabtech 8 inch lift with dual shock setup
Fabtech tierods, cognito brace kit, idler arm support bracket,kryptonite gusset
37's mickey thompson atz
warn bumper with m12000
Built tranny by Alligator performance(Holton)