1 FI Q 15 vs 2 12" Alpine Type R

[crazycaraudio305 0]

i have been doing some research and i know have come up with these to subs but i just dont know which one to choose... im a sound quality guy but i know both are sound quality subs but i want a setup that i can enter a local comp in but i dont want one that will shake my car apart... can anybody help me decide.....

[ChiTownTBird312 0]

any sub will shake your car...both are good choice, both sound good.

what are you looking for in your system?