300 gallon fitration

[you already know]

I'm stocking my 300 gallon tank with peacock bass any recommendations on filtration system for a non drilled fish tank

 

[kno4te]

Would add on some overflow boxes and place a sump under the stand.

 

[Tobiassorensen]

Would add on some overflow boxes and place a sump under the stand.

This. If you dont want to drill the tank then either build an pipe-overflow or buy an HOB overflow. Ive got both types and im happy with em