RC Components Satin Black Twin Slash Up Cut 4.0" Slip-on mufflers for Harley Touring models - RCX110B Satin Black Ceramic Coated 4" Heavy Duty Slip on Performance Muffler. Please note: This is a Special Order item from the Manufacturer. Straight Through Louvered Core Baffles for Maximum Performance and Awesome Sound. These are one of the Best sounding mufflers on the market. Modern Twin Slash Style looks great with extended saddlebags and fenders. High Quality Item, Made in the USA! Fits all 1995-2016 Harley-Davidson Electra Glide, Ultra Classic, Street Glide, Road Glide and Road King models with Dual Exhaust.