Harley Davidson Speaker Adapters. 6-1/2″ – 6-3/4″ Speaker Adapter Plate. Designed and manufactured with precision tolerances. Gapless fit between the speaker and the kit. Painted to match factory color. Factory matched texture style. High-grade ABS plastic construction. Step by step instructions. Gaskets and Stainless Screws. 1998 – 2013 Electra Glide with Fairing. 1998 – 2013 […]