Can I use this Aquatic AV 2-Channel Amplifier for Harley-Davidson to power both the front and rear speakers at the same time? Aquatic AV June 05, 2020 14:04 Updated Yes, the amplifier can be hooked up to both front and rear speakers! This will require a little extra wiring. Related articles How do I install it? Because the stereo only utilizes the 23-pin harness plug, how will I use my intercom system and CB radio? Do I need a mounting bracket for the Aquatic AV 2-Channel Amplifier for Harley-Davidson? Which set of wire are for Left/Right Channel? Owners Manual Comments 0 comments Article is closed for comments.