Liberty is the state of being free like when you're on the road enjoying some wind therapy. The 4" Liberty mufflers are the perfect match for you and your bike as it will deliver the perfect sound and performance you desire and deserve. Designed to be a pipe within a pipe A virtual blue-proof barrier with custom polish and double-nickel chrome-plated finish High volume 4" diameter slip-on with a rolled edge provide increased power and a unique crisp throttle response Removable baffles and stainless hardware included