Sorry man it has to be replaced. Any hole or cut in a sidewall is not repairable. The sidewall is the strength of the tire and once it is punctured it is no good.
18" enkei cdr9 w/ kumho 225/40/18 5% limo all around alpine head unit jl xr series door speaks 2 jl w3 w/ppi 2600 and 1 farad cap b&m clear head lights dingless