NEW SKAR AUDIO RPX68 6" x 8" 2-WAY 210 WATT MAX CAR AUDIO COAXIAL SPEAKERS PAIR 630125978443 | eBay
2) USED SKAR AUDIO RPX68 6" X 8" 210 WATT MAX POWER 2-WAY CAR COAXIAL SPEAKERS 655036029183 | eBay
Amazon.com: Alphasonik AS68 6x8 inch 350 Watts Max 3-Way Car Audio Full Range Coaxial Speakers with Universal Mounting Holes for Easy Installation : Electronics
Amazon.com: Skar Audio TX68 6" x 8" 200W 2-Way Elite Coaxial Car Speakers, Pair : Electronics