S&S Cycle 4-1/2″ MK45 Performance Mufflers – Chrome Thruster

Description

• Product Description
• Vehicle Fitment
• Product Instructions

• • Mk45 4-1/2″ Touring Mufflers are the result of decades of riding, racing and tuning
  • Combines both a stainless steel baffle and RaceTEX cartridge packing
  • Create a deep rumble and improved horsepower and torque, all while adding a unique look with styled aluminum endcaps
  • Removable dB reducer
  • Made in U.S.A.

  Notes

  • Not for Trike applications

• S&S Cycle 1801-1074 Vehicle Fitment & Compatibility

  Fitment data lists this product for 88 model-year applications across 1 makes, with listed model years from 2017 through 2025.

  Harley-Davidson (88 model-year applications)

  Model

  Submodel / Trim	Years
  CVO	Limited FLHTKSE	2017, 2018, 2019, 2020, 2021
  CVO Road Glide	FLTRXSE	2018, 2019, 2020, 2021, 2022
  CVO Road Glide	Limited FLTRKSE	2022, 2023
  Electra Glide	Standard FLHT	2019, 2020, 2021, 2022
  Electra Glide	Ultra Classic FLHTCU	2017, 2018, 2019
  Road Glide	FLTRX	2017, 2018, 2019, 2020, 2021, 2022
  Road Glide	Limited FLTRK	2020-2024
  Road Glide	ST FLTRXST	2022
  Road Glide	Ultra FLTRU	2017-2019
  Road King	FLHR	2017-2022
  Road King	Special FLHRXS	2017-2025
  Street Glide	CVO FLHXSE	2017-2025
  Street Glide	FLHX	2017-2025
  Street Glide	Special FLHXS	2017-2023
  Street Glide	ST FLHXST	2022-2023
  Street Glide Ultra	FLHXU	2025
  Ultra Limited	FLHTK	2017-2024
  Ultra Limited Low	FLHTKL	2017-2019