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M5-800X4:
TMS6RG:
RFK-HD9813M5:

The Rockford Fosgate HD9813RG-PMX-STG2 Amplifier Kit brings everything together in one serious audio upgrade for your Harley. At the center is the PMX-HD9813 digital media receiver with a 3 inch full-color display that keeps your music and settings right at your fingertips while you ride. With Bluetooth streaming, USB connectivity, AM/FM tuner, and multiple input options, you get total control over your in-ride entertainment without ever taking your focus off the road. It is built for riders who want convenience, clarity, and full media access in one clean setup.
Driving the system is the M5-800X4 4-channel amplifier, delivering up to 100 watts RMS per channel for strong, clean output that brings your fairing speakers to life. It also supports flexible bridging, so you can scale your system depending on how far you want to push your audio setup. Whether you are cruising or opening it up on the highway, the Class-AD high-efficiency design keeps power strong while reducing strain on your bike’s electrical system, so you get performance without compromise.


This kit is not just loud, it is precise. Built-in DSP control gives you a 7-band EQ, Punch EQ bass and treble shaping, and customizable crossovers so you can fine-tune your sound exactly how you like it. CLEAN signal calibration makes gain matching simple with built-in clipping indicators, so you do not need extra tools to get distortion-free performance. MEHSA 4 thermal technology also keeps everything cool under pressure, helping maintain clean sound even when you are riding hard for long stretches.
Everything in this system is engineered to survive real riding conditions. Element Ready protection with IPX4 and IPX6 water resistance, UV-stabilized materials, and vibration-tested durability means it is ready for rain, heat, dust, and long miles. Flexible signal routing supports RCA and speaker-level inputs along with bridged output options, giving you room to expand your setup later. The included OEM-style installation kit with pre-terminated 8-gauge wiring, fused power distribution, and plug-and-play harnesses makes installation smooth and clean, so your upgrade looks as good as it sounds.

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