Cool, comfortable yet with a distinct style; the Speedmaster is a cruiser that is that is a joy to ride. Do not let the classic looks fool you... this bike has been carefully designed and engineered; resulting in superior handling and exquisite control.
Now let's take it up a notch! Experience a sound like never before, when you push the button and hear the sound of Dr. Jekill & Mr. Hyde | The Exhaust. Because real gentlemen also have a rough edge.
The Exhaust for Bonneville Speedmaster is available for:
Bonneville Speedmaster
Listen and enjoy the three different sound modes of the Dr. Jekill & Mr. Hyde - The Exhaust.
Mr. Hyde
Dynamic
Dynamic Mode - A tamed Mr. Hyde sound.
Dr. Jekill
Dr. Jekill Mode - A calm, low-key but distinctive sound.
Dr. Jekill & Mr. Hyde's sound engineers have used the character of the engine as a guideline in all sound modes. We are sincerely proud of the sound and product that Dr. Jekill & Mr. Hyde have created. The power of the engine is perfectly transmitted to the rumbling sound coming out of the Dr. Jekill & Mr. Hyde Exhaust.
Dr. Jekill & Mr. Hyde | The Exhaust offers a completely premium quality exhaust with 4 years warranty. Dr. Jekill & Mr. Hyde exhaust system makes it possible to choose between three different sound modes on the fly, which makes every ride spectacular!
The Exhaust is a result of German engineering and Dutch craftsmanship. With state of the art technology, perfectly crafted by the best engineers in town. With computer simulations, the building of prototypes and extensive testing, Dr. Jekill & Mr. Hyde have created a tailor made exhaust for each and every bike. By riders, for riders.
Dr. Jekill & Mr. Hyde systems embody three distinct personalities*: the Dr. Jekill mode, the Dynamic mode and the Mr. Hyde mode. By a simple push of a button a valve inside the muffler closes, opens, or opens halfway, giving your exhaust more power and sound. This gives you all the tools to adjust your sound to the moment.
Your perfect Triumph Speedmaster exhaust is only a few clicks away. Pick your body color, endcap and electronics, and make it yours. Let’s build something beautiful..