Want to give your bike a more aggressive look and sound without a full exhaust swap? This handmade slip-on muffler is a cool option. It's got a GP racing-inspired style that looks great on all sorts of bikes – think cafe racers, bobbers, sport bikes, scooters like the Honda Ruckus with GY6 engines, and even some ATVs. It's a 2-inch slip-on, and it comes with an adapter that lets you weld it onto exhaust pipes with diameters from 1.5 inches up to 2 inches (so some fabrication skill is needed). The best part? It has a removable DB killer (baffle). Leave it in for a more controlled, legal-ish sound, or take it out for a louder, throatier roar. The construction mixes machine and hand welding for a unique, quality feel. This is a popular upgrade for custom bike builders and enthusiasts who want to personalize their ride's look and sound. Just make sure you're comfortable with the welding requirement or have a shop that can do it for you.