Blastking BLAST18PRO 18" 1800 Watts Professional Low Frequency Transdu – Blastking USA
Amazon.com: FERCAISH 4 Pcs 500W Car Speaker, TP-006A High Power Stereo Car Tweeter, Vertical Round Easy to Install Speakers for Surface Mounting on Car Truck and Boat : Everything Else
Amazon.com: FERCAISH 4 Pcs 500W Car Speaker, TP-006A High Power Stereo Car Tweeter, Vertical Round Easy to Install Speakers for Surface Mounting on Car Truck and Boat : Everything Else