alright heres what i have a 92 toyota 4x4 it has a dual xdma7715 head unit pushing a vr3 300 watt mono block for my dual ds 10 inch sub and coming off of th 300 watt amps rca out puts a vr3 200 watt amp pushing a pair of kole audio tweeters dont remember the model number on the tweeters what im trying to do is add more mid range because the 2 stock 5 1/4 inch speakers dont do to much and there is no more room for speaker boxes any help is much appreciated

Additional Details
i replaced the stock speakers with memphis 5 1/4 forgot to mention that and i have hooked them to a amp really didn help and there the biggest that will fit