550-1139 | Swindler 2-1 Black 4" Muffler Kit for 2017-2024 M8 Touring Models Vest S&S® 4-3/8" Stroke Flywheel Assembly

S&S® 4-3/8" Stroke Flywheel Assembly W/O Sprocket Shaft Bearing Race For 1999-'06 Non-balanced HD® Big Twins (Except 2006 Dyna Models) Install Instructions DownloadAdditional Install InstructionsFITMENT DISCLAIMER

Fits '04-later XL models

Contrasting piping

2019 Harley-Davidson Softail FXLR Low Rider

Backing Plate: 81-015-1B

550-1139 | Swindler 2-1 Black 4" Muffler Kit for 2017-2024 M8 Touring Models Vest S&S® 4-3/8" Stroke Flywheel AssemblyS&S Cycle 550 1139 If you are looking for increased performance and reduced weight, there is no better choice than a 2 into 1 exhaust. S&S has now made that upgrade easier and more economical than ever before with a 2 into 1 conversion muffler kit. This kit removes the left side muffler and header and routes spent gases through a single 4" Grand National or 4. 5" GNX muffler, your choice in black or chrome. Features & Benefits Stainless steel cross