The British Customs Turn Out Performance Tips for the Triumph Bonneville Bobber replace the stock mufflers with a vintage TT exhaust-inspired tip to give your bike a custom look and sound These tips install quickly and easily behind the catalytic converter, which helps open up the deep, resonant note of the engine TheyÆre made from 304 stainless steel for durability, quality, and weather resistance, and will develop a rich patina that will complement the colors of the header Vintage flat track looks Weigh 13 pounds (EU: 5,90 kg) less than stock mufflers Installs quickly and easily Made in USA. MUFFLERS SHOTGUN SCRAM BK