Check out the MASSIVE AUDIO CK series.I run them in my van. They get loud and sound great doing it. CK6: 130w RMS (280 peak),25mm Nomax tweeter,35mm Kapton voice coils,93dB,tweeter can be mounted to the driver for use as a coax. The midrange has woven carbon fiber cones with butyl rubber surrounds. Crossovers have 18dB slope, Included with each system are mounting kits for flush, angle, co-axial and swivel mounting for the tweeters. They also have other lines available.