S&S CYCLE Mk45 TOURING MUFFLER for 1995–2016 TOURING MODELS—Black with Black Thruster End Cap 550-0621
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Mk45 4.5" Touring Mufflers are the result of decades of riding, racing and tuning. Combining both a stainless steel baffle and fiberglass packing, they create a deep rumble and improved horsepower and torque, all while adding a unique look with styled aluminum end caps.
Fitment
- 1995–2016 Harley-Davidson® touring models
Features and Benefits
- 7 horsepower gain*
- 4.5” design — with stainless steel baffle and Race-TEX cartridge packing
- Guardian Black finish
- Tuxedo Black Thruster end cap
- 50-state legal
- Removable dB reducer
- Made in USA!
*Tested with S&S Power Tune® Dual Header and Stealth Air Cleaner Kit
NOTE: Not recommended for Tri Glide® or other three wheel models, including conversions, due to ground clearance.
NOTE: Qualified manufacturer declared replacement part on FL touring models listed. California FL Touring Models: Fuel injected MY '95-'03, '07, and '09-'16; CVO MY '00-'03, and '09-'16, 49 State FL Touring Models: Carbureted MY '95-'05; Fuel Injected MY '95-'05, and '07-'16; CVO MY '00-'05, and '09-'16.
Fitment Guide
| 2015-2016 | Harley-Davidson | Electra Glide Ultra Classic Low FLHTCUL | - | - |
| 2015-2016 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL | - | - |
| 2015-2016 | Harley-Davidson | Road Glide Special FLTRXS | - | - |
| 2014-2016 | Harley-Davidson | Street Glide Special FLHXS | - | - |
| 2011-2013, 2016 | Harley-Davidson | Road Glide Ultra FLTRU | - | - |
| 2010-2016 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | - | - |
| 2010-2013, 2015-2016 | Harley-Davidson | Road Glide Custom FLTRX | - | - |
| 2007-2016 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI | - | - |
| 2006-2016 | Harley-Davidson | Street Glide EFI FLHX | - | - |
| 2006 | Harley-Davidson | Street Glide FLHX | - | - |
| 2004-2007 | Harley-Davidson | Road King Custom EFI FLHRS | - | - |
| 2004-2006 | Harley-Davidson | Road King Custom FLHRS | - | - |
| 2003-2009 | Harley-Davidson | Electra Glide Standard EFI FLHTI | - | - |
| 1998-2009 | Harley-Davidson | Road Glide EFI FLTR | - | - |
| 1998-2006 | Harley-Davidson | Road King Classic EFI FLHRC | - | - |
| 1998-2002 | Harley-Davidson | Road Glide FLTR | - | - |
| 1996-2001, 2007-2016 | Harley-Davidson | Road King EFI FLHR | - | - |
| 1996 | Harley-Davidson | Tour Glide Ultra Classic EFI FLTCU | - | - |
| 1995-2013 | Harley-Davidson | Electra Glide Classic EFI FLHTCI | - | - |
| 1995-2006 | Harley-Davidson | Electra Glide Standard FLHT | - | - |
| 1995-2006 | Harley-Davidson | Road King FLHR | - | - |
| 1995-2005 | Harley-Davidson | Electra Glide Classic FLHTC | - | - |
| 1995-1999 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU | - | - |
| 1995-1996 | Harley-Davidson | Tour Glide Ultra Classic FLTCU | - | - |
Specs
| PRODUCT NAME | MUFFLER |
| TYPE | SLIP-ON |
| MODEL | MK45 |
| BASE COLOR | BLACK |
| MUFFLER COLOR/FINISH | BLACK / CERAMIC |
| END CAP STYLE | THRUSTER |
| END CAP COLOR/FINISH | BLACK |
| OUTER DIAMETER | 4-1/2" |
| UNITS | PAIR |
| RIDING STYLE | STREET |
Delivery Info
Please Note - Warehouse Locations For This Part -
S&S CYCLE Mk45 TOURING MUFFLER for 1995–2016 TOURING MODELS—Black with Black Thruster End Cap 550-0621
Gold Coast Warehouse- If your parts are in stock at our Gold Coast warehouse at the time of order, they will be shipped within 24hrs.
Supplier Warehouse - 2-3 Week Delivery- If your parts are located at our Supplier Warehouse, Delivery ETA is approx 2-3 weeks, as the parts are likely coming from our USA supplier warehouse. We will notify you once we receive it in Gold Coast warehouse and its on its way to you.