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
Speaker TS-6975 V3 1750 watts - CarAudio
Pioneer 6" x 9" 4-way 450 W Max Power Coaxial Speakers (pair) BLUE TS-A693R - Best Buy
ORIGINAL PIONEER TS-6975 V2 6"X9" 3-Way Champion Series Mid Bass Speaker (Use in Competition) - YouTube
Pioneer TS-6975 Double Bass Car Speakers
Pioneer TS-A6965R 6"x9" 3-way car speakers at Crutchfield