AudioControl's new Altitude speakers are NICE. Premium materials, give these a great sound. They are also "factory fit" friendly, and can be drop in replacements for many vehicles. Also the price is extremely reasonable, for as solid of a speaker as these are!
Available sizes : 1" tweeters, 2.75" midrange, 3.5" midrange, 6.5" coaxials, 6.5" components, 6x9 coaxials, & 6x9" components