shallow subs

[adennis41 0]

i have 99 f350 reg cab long box and would love to build a system but dont want to loose comfortablity i would like to put some shallow subs in a box behind the seat 3-4 shallows dont know what brand and or will it sound loud and nice any help will be apreciated

[///M5 2,833]

Always need to know max box size before sub shopping, never works out for the positive the other way around

[jonbearsmt 919]

depth is needed.

[Julian 641]

depending on the depth you have you may  be able to get away with a regular subwoofer, by adding bump outs where the motor sits.

[adennis41 0]

i could do roughly 9"w  on bottom 5"w  on top 5ft long