DIAMOND AUDIO MOTORSPORT MP654 6.5” PRO FULL-RANGE CO-AX HORN for Harley

DIAMOND AUDIO MOTORSPORT MP654 6.5” PRO FULL-RANGE CO-AX HORN built for Harley motorcycles. The MP654 is a pro-grade, full-range 6.5” coaxial horn that delivers clear, balanced sound from a compact package. Its coax design integrates tweeter and woofer elements for true full-range performance in one unit. Ideal as a direct upgrade to factory Harley horns, the MP654 provides professional audio quality and a space-saving fit for motorcycle installations.