J & M 400 W 4-Channel Amplifier/Speaker Kit - '14-'23 FLHTK/FLHT/FLHCUTG RKT6-400HC14-UL4

Factory Harley audio systems fall short when you demand genuine sound quality and commanding presence on the road. This J&M 400W 4-Channel Amplifier/Speaker Kit delivers the power and clarity your motorcycle deserves, with ROKKER speakers engineered specifically for the demanding environment of open-air riding. A bolt-on upgrade that transforms your audio without compromise—precise engineering meets real-world performance.

Amplifier Specifications:

• Class D full-range design
• 100W RMS per channel
• 400W total output
• 2 or 4 Ohm compatible
• Compact sizing: 7.25" x 4.75" x 1.75"
• Laser-cut stainless bracket mount
• Plug-and-Play JMC harness included
• Heavy-gauge power/ground wiring
• Fused battery connection

Speaker Specifications:

• 2 Ohm impedance rating
• 200W maximum input
• 130W RMS output
• 91dB sensitivity
• Waterproof woven-fiber cones
• Rigid metal basket construction
• Neodymium magnet structure
• Integral high-output PEI tweeters
• Factory-pattern mounting holes
• OEM spade connectors

Fitment & Compatibility:

• 2014–2023 FLHTK/FLHT/FLHCUTG
• Sound Stream HDHU.14si compatible
• Precision Power HDHU.14si compatible
• Fosgate PMX-HD14 compatible