With a simple push of a button, you adjusts your sound to the moment. Choose to be silent and moderate with the Dr. Jekill mode, or let your motorcycle roar in the Mr. Hyde mode. And if you want something in between, we of course provide you with the Dynamic Mode. And the best part? The system is street legal in all modes.
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Your ride back
01
Dec '21
Dr. Jekill & Mr. Hyde | News
Triumph Speed Twin
The Dr. Jekill & Mr. Hyde system for the Speed Twin has passed all tests and has been approved by the proper authorities. That means that nothing stands in the way of giving you the ultimate upgrade for your Triumph Motorcycle.
BOBBER, SPEEDMASTER & THRUXTON
Next to the new Speed Twin exhaust you can also still order a system for the other models we have available. Dr. Jekill & Mr. Hyde can be mounted on the Bonneville Bobber, Bonneville Speedmasterand the Thruxton. Check out the online configurator for all possible options.
