Dr. Jekill and Mr. Hyde Exhaust USA
Dr. Jekill & Mr. Hyde® Nomad Exhaust for BMW R1200 GS / R1250 GS (2014–2023)
Dr. Jekill & Mr. Hyde® Nomad Exhaust for BMW R1200 GS / R1250 GS (2014–2023)
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Dr. Jekill & Mr. Hyde® Nomad Exhaust for BMW R1250 GS / R1250 GSA / R1200 GS / R1200 GSA
This complete bolt-on kit includes everything needed for installation.
Includes:
- Nomad Pipe in Black or Pearl Grey
- Hexagon Carbon Gloss Endcaps
- Modeswitch Classic X for Smartbox
- Carbon Fiber Heat Shield
The Dr. Jekill & Mr. Hyde® Nomad Exhaust is a street-legal, electronically adjustable exhaust system designed for the BMW R1200 GS, R1200 GSA, R1250 GS, and R1250 GSA. Built to complement BMW’s legendary Boxer engine, it delivers the ideal combination of sound, performance, and riding comfort for both everyday use and long-distance adventure riding.
With 3 selectable sound modes, you can adjust your exhaust sound to match every ride:
- Dr. Jekill Mode – quiet and controlled
- Dynamic Mode – fuller sound with a balanced tone
- Mr. Hyde Mode – deep, powerful rumble
Designed to integrate seamlessly with the BMW GS platform, the Nomad combines premium materials, advanced electronic adjustment, and a distinctive look that matches the character of the bike.
Fits BMW models:
- R1200 GS
- R1200 GSA
- R1250 GS
- R1250 GSA
Features:
- Street-legal exhaust system
- Electronically adjustable exhaust
- 3 selectable sound modes
- Premium finish and materials
- Carbon fiber heat shield included
- 4-year guarantee
Customize your exhaust your way using our online exhaust configurator.
Make every beat count.
Technology
The Nomad uses advanced electronic components to deliver optimal performance, sound control, and street-legal compliance.
1. Modeswitch
The handlebar-mounted, weather-resistant Modeswitch lets you change sound modes at the push of a button.
2. Smartbox
The Smartbox is the control center of the system. It reads signals from the motorcycle’s ECU and automatically adjusts the exhaust when needed to maintain street-legal operation.
3. Servomotors
Once a mode is selected, the Smartbox sends a signal to the servomotors, which move the valve into the correct position for Dr. Jekill, Dynamic, or Mr. Hyde mode.
4. Valve
Our patented valve system controls exhaust flow and delivers the sound mode you choose.

The Ultimate GS Exhaust
How It Sounds
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