I have a chunk missing from my passenger side speaker grille, i heard about a replacement kit but is there really one?

5 speed MTX /KKM Custom Intake /Dynomax Super Turbo /TH Fix /Audi A6 Sidemarkers / Badgeless /Audio:(JBL600.1 amp,Polk Dx Subs, Infinity 6953i 6x9's, Lightning Audio Strike Cap)