Yes, you can hear a properly built and tuned motorcycle audio system at highway speed. Here's what changes after an install, what a system costs, and who should stay with their factory audio.
Davidson Audio offers several ways to add saddlebag midbass depending on how much output you want and how much storage space you want to keep. Compare the 8-inch open-bag setup, the 10-inch ported build, and the fully sealed-and-ported 10-inch enclosure.