The Kicker 1500 Watt subwoofer is very, loud, but doesn't have the best clarity and can get muddy. Consider Pioneer subs.
The Kicker enclosed 12 in. subwoofer can always be connected to your factory radio, and it should be very easy to do.
A 12 inch, 1500 watts enclosed car audio subwoofer.e.g kicker 08DS12L72 Dual
The Kicker 08DS12L72 will fit in your Jeep with no problem, but make sure it is covered or protected.
The Kicker 08DS12L72 can pump out up to 1500 Watts, but you'll need a beefy receiver for that.
The loudest subwoofer ive heard with my experience is a kicker l7 18 inch or an audio bahn black label competetion 18. but for a regular car stereo nothings better then an old fashion slo barics or a mtx sledgehammer.
The Kicker 08DS12L72 will certainly fit in your Honda Accord, but older models may make it a tight fit.
The Legacy subwoofer doesn't light up, but does have excellent sound and isn't muddy.
Any amp capable of pushing up to 1500 Watts will do the trick, and shouldn't be too expensive to come across.
The Legacy Car Audio LBP22 has leds around the subwoofers that light up.
Kicker - audio - was created in 1973.
Kicker of course. Kicker makes car audio products, not home theater subs. The term 'hardest hitting' isn't a measurable quantity. For the sub with the most power, try the Tannoy TS212iDP, a subwoofer with 1500 Watts and 2 12" drivers.
A subwoofer