I have the following in a 94 c1500 chevy truck, extra cab:
-Alpine 9811 Head unit
-Diamond Audio M6 661 components
-Avionixx 440.4 amp to power components
-2 JL W0 subs
-Alpine MRD-M300 V12 class D amp to power subs
Now..I listen to a lot of jazz, so midbass is really important. However...