4-1/2" MK45 Cutlass Performance Mufflers — 4-1/2" OD, 34" length, Black

S&S CYCLE 4-1/2" MK45 Cutlass Performance Mufflers — 4-1/2" OD, 34" length, Black – 17-26 Touring, 24-25 Trike, 17-23 CVO

S&S CYCLE
1801-1493
550-1010

Deep, bass-rich MK45 Cutlass mufflers with removable dB reducer; 50-state legal and made in the U.S.A.

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€774.71
€926.03
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The MK45 Cutlass Performance Mufflers deliver a deep, authoritative bass rumble across the RPM range, engineered for riders who want strong sound without compromise. 🇺🇸🔥

  • Bold 4-1/2" design with stainless steel baffle & RaceTEX packing
  • Produces a deep bass rumble throughout the RPM range
  • 50-state legal
  • Removable dB reducer for easy sound tuning
  • Made in the U.S.A.

Durable construction and user-friendly features make these mufflers a straightforward upgrade for a powerful, refined exhaust tone. ⚙️

: 1801-1493
In Stock

Data sheet

Units
Each
Color/Finish
Black
Brand
S&S CYCLE
Length
86.5 cm (34")
End Cap Style
Cutlass
End Cap Color/Finish
Black, Gloss
Outer Diameter
11,5 cm (4-1/2")
Harley Family
CVO
Touring
Trike

This product fits the following vehicles. Use the filters below to narrow down the list if needed.

Manufacturer Model Family Year Notes
Harley Davidson Electra Glide Revival 114 Touring 2021
Harley Davidson Electra Glide Highway King 114 Touring 2023
Harley Davidson Road King 107 Touring 2017
Harley Davidson Road King 107 Touring 2018
Harley Davidson Road King 107 Touring 2019
Harley Davidson Road King 107 Touring 2017
Harley Davidson Road King 107 Touring 2018
Harley Davidson Road King 107 Touring 2019
Harley Davidson Road King 107 Touring 2020
Harley Davidson Road King 107 Touring 2021
Harley Davidson Road King 107 Touring 2022
Harley Davidson Road King Classic 107 Touring 2017
Harley Davidson Road King Classic 107 Touring 2018
Harley Davidson Road King Classic 107 Touring 2019
Harley Davidson Road King Special 107 Touring 2017
Harley Davidson Road King Special 107 Touring 2018
Harley Davidson Road King Special 114 Touring 2019
Harley Davidson Road King Special 114 Touring 2020
Harley Davidson Road King Special 114 Touring 2021
Harley Davidson Road King Special 114 Touring 2022
Harley Davidson Road King Special 114 Touring 2023
Harley Davidson Road King Special 114 Touring 2024
Harley Davidson Road King Special 114 Touring 2025
Harley Davidson Electra Glide Standard 107 Touring 2019
Harley Davidson Electra Glide Standard 107 Touring 2020
Harley Davidson Electra Glide Standard 107 Touring 2021
Harley Davidson Electra Glide Standard 107 Touring 2022
Harley Davidson Electra Glide Ultra Classic 107 Touring 2017
Harley Davidson Electra Glide Ultra Classic 107 Touring 2018
Harley Davidson Electra Glide Ultra Classic 107 Touring 2019
Harley Davidson Tri Glide Ultra 114 Trike 2024
Harley Davidson Tri Glide Ultra 114 Trike 2025
Harley Davidson Electra Glide Ultra Limited 107 Touring 2017
Harley Davidson Ultra Limited Shrine Edition 107 Touring 2018
Harley Davidson Ultra Limited Shrine Edition 114 Touring 2019
Harley Davidson Ultra Limited Shrine Edition 114 Touring 2020
Harley Davidson Ultra Limited Shrine Edition 114 Touring 2021
Harley Davidson Ultra Limited Shrine Edition 114 Touring 2022
Harley Davidson Ultra Limited Shrine Edition 114 Touring 2023
Harley Davidson Glide Ultra Limited 114 Touring 2024
Harley Davidson Electra Glide Ultra Limited Low 107 Touring 2017
Harley Davidson Ultra Limited Low 107 Touring 2018
Harley Davidson Ultra Limited Low 114 Touring 2019
Harley Davidson Electra Glide Ultra Limited CVO 114 CVO 2017
Harley Davidson Ultra Limited CVO 117 CVO 2019
Harley Davidson Ultra Limited CVO 117 CVO 2020
Harley Davidson Ultra Limited CVO 117 CVO 2021
Harley Davidson Ultra Limited CVO Anniversary 117 Touring 2018
Harley Davidson Street Glide 107 Touring 2017
Harley Davidson Street Glide 107 Touring 2018
Harley Davidson Street Glide 107 Touring 2019
Harley Davidson Street Glide 107 Touring 2017
Harley Davidson Street Glide 107 Touring 2018
Harley Davidson Street Glide 107 Touring 2019
Harley Davidson Street Glide 107 Touring 2020
Harley Davidson Street Glide 107 Touring 2021
Harley Davidson Street Glide 107 Touring 2022
Harley Davidson Street Glide 107 Touring 2023
Harley Davidson Street Glide 117 Touring 2024
Harley Davidson Street Glide 117 Touring 2025
Harley Davidson Street Glide 117 Touring 2026
Harley Davidson Street Glide Special 107 Touring 2017
Harley Davidson Street Glide Special 107 Touring 2018
Harley Davidson Street Glide Special 114 Touring 2019
Harley Davidson Street Glide Special 114 Touring 2020
Harley Davidson Street Glide Special 114 Touring 2021
Harley Davidson Street Glide Special 114 Touring 2022
Harley Davidson Street Glide Special Anniversary 114 Touring 2023
Harley Davidson Street Glide CVO 114 CVO 2017
Harley Davidson Street Glide CVO 117 CVO 2018
Harley Davidson Street Glide CVO 117 CVO 2019
Harley Davidson Street Glide CVO 117 CVO 2020
Harley Davidson Street Glide CVO 117 CVO 2021
Harley Davidson Street Glide CVO 117 CVO 2022
Harley Davidson Street Glide CVO 121 CVO 2023
Harley Davidson Street Glide ST 117 Touring 2022
Harley Davidson Street Glide ST 117 Touring 2023
Harley Davidson Freewheeler 114 Trike 2024
Harley Davidson Freewheeler 114 Trike 2025
Harley Davidson Road Glide Limited 114 Touring 2020
Harley Davidson Road Glide Limited 114 Touring 2021
Harley Davidson Road Glide Limited 114 Touring 2022
Harley Davidson Road Glide Limited 114 Touring 2023
Harley Davidson Road Glide Limited 114 Touring 2024
Harley Davidson Road Glide Limited CVO 117 CVO 2022
Harley Davidson Road Glide Limited Anniversary CVO 117 CVO 2023
Harley Davidson Road Glide 3 114 Trike 2024
Harley Davidson Road Glide 3 114 Trike 2025
Harley Davidson Road Glide Ultra 107 Touring 2017
Harley Davidson Road Glide Ultra 107 Touring 2018
Harley Davidson Road Glide Ultra 114 Touring 2019
Harley Davidson Road Glide 107 Touring 2017
Harley Davidson Road Glide 107 Touring 2018
Harley Davidson Road Glide 107 Touring 2019
Harley Davidson Road Glide 107 Touring 2017
Harley Davidson Road Glide 107 Touring 2018
Harley Davidson Road Glide 107 Touring 2019
Harley Davidson Road Glide 107 Touring 2020
Harley Davidson Road Glide 107 Touring 2021
Harley Davidson Road Glide 107 Touring 2022
Harley Davidson Road Glide 107 Touring 2023
Harley Davidson Road Glide 117 Touring 2024
Harley Davidson Road Glide 117 Touring 2025
Harley Davidson Road Glide 117 Touring 2026
Harley Davidson Road Glide Special 107 Touring 2017
Harley Davidson Road Glide Special 107 Touring 2018
Harley Davidson Road Glide Special 114 Touring 2019
Harley Davidson Road Glide Special 114 Touring 2020
Harley Davidson Road Glide Special 114 Touring 2021
Harley Davidson Road Glide Special 114 Touring 2022
Harley Davidson Road Glide Special 114 Touring 2023
Harley Davidson Road Glide CVO 117 CVO 2018
Harley Davidson Road Glide CVO 117 CVO 2019
Harley Davidson Road Glide CVO 117 CVO 2020
Harley Davidson Road Glide CVO 117 CVO 2021
Harley Davidson Road Glide CVO 117 CVO 2022
Harley Davidson Road Glide CVO 121 CVO 2023
Harley Davidson Road Glide ST 117 Touring 2022
Harley Davidson Road Glide ST 117 Touring 2023