i am upgrading the system on my car and i went with 12w7 hd 600/4 and an hd750/1 amp i'm trying to decide on components speakers. i'm looking for some input and advise on what the best components are on the market that will match up well with that amp. any input or advise would be very appreciated i use to be big into car audio but i have about 10 years i dont deal with it. no price point just want the best. 6.5 is the size i'm looking for