kicker and some memphis car audio 6x9 questions?

[Michael]

i have two kicker L5 12in subs and then i have a set of power refrence componets and M class 6x9 and i just got the 6x9's today 4-9-10 and i was wondering if someone out their has had a pair of them and are they good i know that my componets work well for me and i was just wanting to know if the m class 6x9 are any good and they sound really good with my subs and my outher stuff that i have..... and i was all so wanting to konw like i just got my subs and i was wanting to know like when i have them all the way back inside the trunk it sounds differnt like it is hitting less or something and then when i scoot them up some like to the front of the trunk then the boom harder and i was wanting to know how to get more bass out of my subs i have a good amp and thats not the prob... some ppl say that i could port my car - well my back seats dont let down and i dont konow how to do that so will some one give me some help witht the 6x9's question and the kicker problem please please leave as many answers as u want please