To get the loudest and best sound quality from your car's stereo system, you will need to add an amplifier to the system. As good as after market head units are, they just don't produce enough power to give you great sound at higher volumes. Here are some tips for adding an amplifier to your car stereo system.

What is a GPS navigation system & why would I buy it? Vehicle/car navigation system is an inexpensive upgrade to any vehicle. Aftermarket navigation units use the newest technology and mapping software to get you from point "A" to point "B" without error. Also, with today's technology, you can get this upgrade for far less expensive than the steep price tag that dealerships charge when including factory navigation.

Satellite radio is the hottest, new way to stream music to its listeners. With a low monthly fee, you can enjoy commercial-free broadcasting that is heard nearly anywhere. Enjoy CD quality sound with minimal grey areas. National Stations allow you to listen to the same great channel no matter how far away from the big city you may be. They also offer hundreds of stations to suit your needs. So whether you like oldies, rock, talk, hip-hop, or sports, they have the station that you desire.

Building speaker boxes into your car. Tips and tricks to constructing the correct sized box and making sure its strong enough.

How to build custom speaker rings for a fraction of the cost of purchasing them.

Car Subwoofers are widely used by car owners and fans. However, a lot of people don't know what a subwoofers are and what do they do? Car Subwoofers are loudspeakers intended to generate the lowest frequencies, or bass end of the audible sound range. Car Subwoofers range from 4" in diameter all the way up to 36" meant for highly specialized scientific purposes. For the majority of consumer purposes however, sizes are pretty much consistent at 4, 5, 6, 6.5, 8, 10, 12, 15, and 18 inches, with the 6.5 to 12 inch sizes being the most used.