Cobra Gen 2 Neighbor Haters Slip on Mufflers Harley Touring M8 17^ Street GlideCobra Gen 2 Neighbor Haters Slip on Mufflers Harley Touring M8 17^ Street Glide COBRA 1801 1508 6277 Gen 2 Neighbor Haters Series Mufflers 4" Neighbor Haters Series Mufflers Chrome The core design produces good power on the stock head pipes, but should be able to create even more when the rider decides to build more power with either a larger engine or standard industry hop up parts Provides enhanced sound and improved tunability for performance gains