My car is an 05 gp gt with monsoon. I was just wondering will these work well for the rear deck of my car.... Essentially drop right in? I was looking for the momo 6x9 two ways but couldn't find them... Discontinued. If not... any recommendations for a little more bass and loudness. Thanks!

Polk Audio MM691 6"x9" 3-way car speakers at Crutchfield.com