S&S 4-1/2″ MK45 Performance Mufflers for 2017-2023 Harley Touring – Chrome / Black End Caps

Description

Product Description

S&S 4.5″ MK45 Performance Mufflers use a multi-layer packing to give your bike a deep tone and improve horsepower. Mufflers features a chrome body with black machined end caps. Choose from either Thruster or Tracer style end caps.

Fits: 2017-2022 Harley Touring FLHT/ FLHTK/ FLTRK/ FLTRU/ FLHR/ FLHX models

• MK45 Performance mufflers are the result of decades of riding and racing
• Using both stainless steel and fiberglass packing, these mufflers create a deep, performance tone and improved horsepower
• Chrome muffler body with black/machined End Caps – Choose Thruster or Tracer Style Cap
• Multi-layered acoustic packing provides consistent sound for the life of the muffler
• Sold in pairs
• Made in the U.S.A.

NOTE: Qualified Manufacturer Declared Replacement Part on all 17-20 model year M-Eight powered FL touring models.

 Disclaimer: The California Air Resources Board (“CARB”) does not permit the use of aftermarket emission-related parts, devices, or systems that alter the performance of OEM emission-related devices unless CARB has issued an Executive Order, other than on racing vehicles on closed courses. Check your local laws and manufacturer’s information.

Fitment

2021	Harley-Davidson	Street Glide EFI FLHX	–	–
2021	Harley-Davidson	CVO Street Glide FLHXSE	–	–
2021	Harley-Davidson	Road King EFI FLHR	–	–
2021	Harley-Davidson	Electra Glide Standard EFI FLHTI	–	–
2020-2021	Harley-Davidson	Road Glide Limited FLTRK	–	–
2020	Harley-Davidson	Road King EFI FLHR	–	–
2020	Harley-Davidson	CVO Street Glide FLHXSE	–	–
2020	Harley-Davidson	Street Glide EFI FLHX	–	–
2020	Harley-Davidson	Electra Glide Standard EFI FLHTI	–	–
2019-2021	Harley-Davidson	Electra Glide Police FLHTPI	–	–
2019	Harley-Davidson	Electra Glide Standard EFI FLHTI	–	–
2017-2021	Harley-Davidson	Street Glide Special FLHXS	–	–
2017-2021	Harley-Davidson	Road King Special FLHRXS	–	–
2017-2021	Harley-Davidson	CVO Electra Glide Ultra Limited FLHTKSE	–	–
2017-2021	Harley-Davidson	Electra Glide Ultra Limited FLHTK	–	–
2017-2019	Harley-Davidson	Electra Glide Ultra Limited Low FLHTKL	–	–
2017-2019	Harley-Davidson	Street Glide EFI FLHX	–	–
2017-2019	Harley-Davidson	Road King EFI FLHR	–	–
2017-2019	Harley-Davidson	Road Glide Ultra FLTRU	–	–
2017-2019	Harley-Davidson	Electra Glide Ultra Classic EFI FLHTCUI	–	–
2017-2019	Harley-Davidson	CVO Street Glide FLHXSE	–	–
2017-2018	Harley-Davidson	Electra Glide Police FLHTPI	–	–

Additional Information

Chrome / Black Thruster End Caps	550-0664
Chrome / Black Tracer End Caps	550-0668

Emissions Notice Fitment