Re: subwoofer and amp for '14 gc
The JL Audio Stealthbox and a matching amp from JL is the way to go and/or to save cargo room. Otherwise, a custom enclosure.
Best for now.
Laredo X, Trail Rated, QTii, Sele-Terrian, Quadra Lift, Off-Road Adventure Package ii, Nokian Rotiva AT, Tow, AFE CAI, Custom Sound System ( HAT speakers, JLAudio Stealthbox and amp, Pioneer Stage 4 amps and AppRadio, JBL MS-8 & RF 3.sixty.3 ).