Description
S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Black Thruster End Caps fits '17-'21 Harley Touring Models - Black
This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and stronger horsepower.
NOTES: Not for Trike applications. Qualified Manufacturer Declared Replacement Part on all '17-'21 model year M-Eight powered FL touring models.
Features
- MK45 Performance Mufflers are the result of decades of riding and racing
 - Multilayered acoustic RaceTEX packing provides consistent sound for the life of the muffler
 - Simple to install
 - Sold in pairs
 - Made in the U.S.A.
 
Fitment
| 2022 | Harley-Davidson | Road Glide ST FLTRXST | 
| 2022 | Harley-Davidson | Street Glide ST FLHXST | 
| 2020-2022 | Harley-Davidson | Road Glide Limited FLTRK | 
| 2019-2022 | Harley-Davidson | Electra Glide Standard EFI FLHTI | 
| 2018-2022 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | 
| 2017-2022 | Harley-Davidson | Road King Special FLHRXS | 
| 2017-2022 | Harley-Davidson | Road Glide Special FLTRXS | 
| 2017-2022 | Harley-Davidson | Street Glide Special FLHXS | 
| 2017-2022 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | 
| 2017-2022 | Harley-Davidson | Road King EFI FLHR | 
| 2017-2022 | Harley-Davidson | Road Glide Custom FLTRX | 
| 2017-2022 | Harley-Davidson | Street Glide EFI FLHX | 
| 2017-2022 | Harley-Davidson | CVO Street Glide FLHXSE | 
| 2017-2021 | Harley-Davidson | Electra Glide Police FLHTPI | 
| 2017-2021 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE | 
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL | 
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU | 
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI |