An amplifier helps optimize your car's audio system, but don't pay someone else to install it. This is an easy DIY project. By Ben Murphy Published: Mar 27, 2014 1:00 PM EDT ...

Xtant rates the output power of the 1.1i at 100 watts into 4 ohms and 100 watts into 2 ohms. That's not a typo, and it grabbed my attention, too. Current limiting to keep the amplifier operating ...