The new Screamin’ Eagle® 3.5-Inch Slotted End Caps from Harley-Davidson® Genuine Motor AccessoriesTM enable the personalization of Screamin’ Eagle® Thunder Street Performance Slip-On Mufflers. Available in chrome with black spears or black with chrome spears, these easy-to-install, 3.5-inch caps are dressed with the same finish as the mufflers and exhaust shields, for a consistent look from front to back. Sold in pairs, the kit includes all of the required mounting hardware.