Hello all first post here

Im looking to replace the front 4x6 speakers and rear 5 ¼ in my 2003 Jeep Rubicon I have a Sony head and 2x Kenwood MRP130 amps running front and back my budget is $250.00 what do you suggest?
I'm also running 1X MTX amp(cant remember the model) and 2X 10" MTX subs

Thanks
Marc