Without a doubt, Rockford Fosgate's P165-SI component speaker system is a powerful alternative to the speakers that came in your car. Using an injection-molded mineral-filled polypropylene cone, the 6-3/4" woofer delivers impressively accurate sound. Rockford Fosgate's signature VAST surround technique also expands the surface area of the cone, giving you better bass response than comparable speakers.
But no matter how heavy the bass gets, the separate 1" dome tweeter provides clear, extended highs for a rich full-range sound.,Without a doubt, Rockford Fosgate's P165-SI component speaker system is a powerful alternative to