Hi I have an 88 Mazda cab plus what I have so far saz 1500 sax 100.4 2 sa8 v2 d4 I'm looking for mids and highs I have about 200 bucks someone said cts or something like that are those a good brand. " I need 2 coaxial and 2 seperates 6 1/2 " are those fine or spend a bit more for better. Help I'm new to this I usually just ran stock door speakers but want to make this system nice. Thanks