Amazon.com: PIONEER TS-A6976S A Series 6" X 9" 550 Watts Max 3-Way Car Speakers Pair with Carbon and Mica Reinforced Injection Molded Polypropylene (IMPP) Cone Construction : Electronics
Pioneer TS-A4676R 4"x6" 3-way car speakers at Crutchfield
Pioneer TSA462F 4x6 3-Way Car Speakers, 1 - Fred Meyer
Pioneer CS-R570 3-Way Speaker System Pair Set 150 Watts 8 Ohms