Eminent Tech TRW 17 is the worlds most powerful subwoofer.
The Klipsch Icon 8" 480W Powered Subwoofer is considered by many users to be the most physically powerful subwoofer on the market.
The most powerful subwoofer that will fit in a Honda Civic will depend on the amount of space that you'd like to use in the trunk. If you'd still like to retain trunk space, choose a smaller system. If your main goal is pure sound pressure levels, however, try the Alpine Type-R SWR-1542D - Car subwoofer driver - 750 Watt - 15". It is rated for 750 Watts and is extremely powerful.
Yes but it's still best to just run them when the car is running.
The MTX Audio Magnum MB212P 1000 Watt 2-12" Subwoofer Box w/Car Amplifier is a good one to start.
It depends on your car, but for a large car you can get a proper subwoofer with a wooden casing for less vibration.
your car should not stall after installing a subwoofer. your problem might be the fact that your amp and your subwoofer(s) could be using too much of your cars electricity.
kicker
a Subwoofer is a speaker that can either be in a Home or a Car. the Subwoofer's purpose is to emit low frequencies that other speaker types cannot.
A small 10" subwoofer would give enough bass to fit a small car and leave enough room.
Its not the most powerful muscle car... its only chevys most power muscle car currently produced (excluding the zr-1, which is consider a sports car).
Any subwoofer can work in any car as long as you make the necessary adjustments and modifications to get power and audio cables from the speaker to the deck.
The Legacy subwoofer comes in an oak enclosure for very solid sound.