JL 100/1 r those subs dvc? if so wire them 8 ohm then u could wire it down at amp to 4 ohm and the jl100/1 is 1000 watts at any ohm u would want at least 4g power wire but if ur going to run a mids and highs amp get 0g at then get ya a block to make that into 2 pices of 4g right before the amps... amp for mids jl 300/2 u be rockn that truck out... o and run street wires for rca or better ones.... u pay for what u get in that area if ya have crapy rca no matter how good of stuff u have still gonna sound like poop hope that helps ya out man