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 6" x 8" 4-way, 350 W Max Power Coaxial Speakers (pair) BLUE TS-A683R - Best Buy
XPRS 15 15” full-range active loudspeaker (black) - Pioneer DJ
Pioneer TS-500M 5-1/4" - 4-way 300 W Max Power | 11mm Tweeter and 11mm Super Tweeter and 1-5/8" Cone Midrange | Coaxial Speakers | (Sold in Pairs) - Walmart.com
Speakers | Pioneer Electronics USA
Pioneer TS-G520 G-Series 5-1/4" 2-way car speakers at Crutchfield