Pioneer's component speaker packages- specialized woofers, a component tweeter, and an outboard crossover network- give you the system flexibility you're looking for. And because they're Pioneers, they also deliver very high sound quality.

Features
  Size 5 1/4"
  Cone Woofer Foamed IMPP Composite Cone Woofer
  Butyl Rubber Surround 
  Tweeter 7/8" Soft Dome with Neodymium Magnet and Magnetic Fluid
  Surface (angled) or Flush Swivel Mounting 
  Outboard Crossover Network - 18dB/Oct. HPF and -6dB/Oct. LPF, Tweeter Protection Circuit and Twweter Level Adjustment (0,-3dB)
  Full - Depth Basket For Rich Bass Response
Specifications
  Watts MAX. Music Power 150 W (90 W without crossover)
  Watts Nominal Power Handling 50 W (30 W without crossover)
  Frequency Response 40Hz -32kHZ
  Sensitivity 90dB (1W/1m)
  Ohmn Rating 4