S&S Cycle 4-1/2" MK45 Performance Mufflers — Chrome with Black Tracer

In warehouse stock

S&S Cycle 4-1/2" MK45 Performance Mufflers — Chrome with Black Tracer

S&S Cycle · #1801-0851 · SS_Cycle_Drag_General / Slip-Ons

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
Includes removable dB reducer
Made in U.S.A.

$819.95

In stock. Ships in 2–4 business days · free shipping over $150.

Questions? Call the shop: 801-361-3010

Real shop · real humans · 1231 N 1300 W Ste A, Centerville, UT 84014

Description & features6 features

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
Includes removable dB reducer
Made in U.S.A.
Not for Trike applications.

Specifications12 specs

Type: Slip-On
Outer Diameter: 4-1/2"
Units: Pair
End Cap Style: Tracer
Riding Style: Street
Model: MK45
Muffler Color/Finish: Chrome
End Cap Material: Aluminum
End Cap Color/Finish: Black
Shipping weight: 31.3 lb
Package size: 31.4 × 11.7 × 6.3 in
Country of origin: USA

Fitment27 models · Harley-Davidson

Harley-Davidson27 models

Electra Glide Ultra Classic FLHTCU1998–1999
FLHR Road King1995–2016
FLHRCI Road King Classic1998–2006
FLHRI Road King1996–1997, 2000–2001
FLHRS Road King Custom2004–2007
FLHRSI Road King Custom2004–2006
FLHT Electra Glide Standard1995–2009
FLHTC Electra Glide Classic1995–2005, 2007–2013
FLHTCI Electra Glide Classic1995–2006
FLHTCU Electra Glide Ultra Classic1995–1997, 2007–2016
FLHTCUL Electra Glide Ultra Classic Low2015–2016
FLHTI Electra Glide Standard2003–2006
FLHTK Ultra Limited2010–2016
FLHTKL Ultra Limited Low2015–2016
FLHX Street Glide2006–2016
FLHXI Street Glide2006
FLHXS Street Glide Special2014–2016
FLTCU Tour Glide Ultra Classic1995
FLTCUI Tour Glide Ultra Classic1996
FLTR Road Glide1998–2002, 2007–2010, 2016
FLTRI Road Glide1998–2006
FLTRU Road Glide Ultra2011–2013, 2016
FLTRX Road Glide2015
FLTRX Road Glide Custom2011–2013
FLTRXS Road Glide Special2015–2016
Road King EFI FLHR1998–1999
Tour Glide Ultra Classic FLTCU1996

Fitment comes from the distributor’s catalog. Double-check your year, model and trim before you order — or call the counter at 801-361-3010 and we’ll check it with you.

Part numbers

Salto part #: 1801-0851
S&S Cycle part #: 550-0623

Shipping

In stock at a distributor warehouse. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

Questions4 answers

Is it in stock?: Yes — the distributor shows it on a shelf at a regional warehouse right now. We check again the moment you order, before anything is charged.
How fast will it get to me?: Usually 2–4 business days by ground.
Will it fit my machine?: The distributor lists it for the models in the Fitment section above. Not sure about your trim or year? Call the counter at 801-361-3010 and we’ll check it with you.
Is this genuine S&S Cycle?: Yes. It ships new from the same distributors the big online stores buy from — S&S Cycle part #550-0623.