Overview Product Description Mk45 4.5" 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 USA! Not for Trike applications. Product Videos Custom Field Fitment: Model HD Touring Fitment: Engine 17-UP Milwaukee Eight Fitment: Engine 99-17 Twin Cam Product Reviews Write a Review Write a Review × S&S Cycle S&S Cycle 550-0666 - MK45 Mufflers - Black - Black Thruster Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
S&S Cycle | sku: 1801-1079 S&S Cycle 550-0668 - MK45 Mufflers - Chrome - Black Tracer MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1801-0849 S&S Cycle 550-0621 - 4.5" Mufflers - Black with Black Thruster MSRP: $815.95 Was: Now: $734.36 Add to Cart S&S Cycle | sku: 1801-0847 S&S Cycle 550-0619 - 4.5" Mufflers - Chrome with Black Thruster MSRP: $782.95 Was: Now: $704.66 Add to Cart S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart Recommended S&S Cycle | sku: 1801-1079 S&S Cycle 550-0668 - MK45 Mufflers - Chrome - Black Tracer MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1801-0849 S&S Cycle 550-0621 - 4.5" Mufflers - Black with Black Thruster MSRP: $815.95 Was: Now: $734.36 Add to Cart S&S Cycle | sku: 1801-0847 S&S Cycle 550-0619 - 4.5" Mufflers - Chrome with Black Thruster MSRP: $782.95 Was: Now: $704.66 Add to Cart S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart × OK
S&S Cycle | sku: 1801-0849 S&S Cycle 550-0621 - 4.5" Mufflers - Black with Black Thruster MSRP: $815.95 Was: Now: $734.36 Add to Cart S&S Cycle | sku: 1801-0847 S&S Cycle 550-0619 - 4.5" Mufflers - Chrome with Black Thruster MSRP: $782.95 Was: Now: $704.66 Add to Cart S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart Recommended S&S Cycle | sku: 1801-1079 S&S Cycle 550-0668 - MK45 Mufflers - Chrome - Black Tracer MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1801-0849 S&S Cycle 550-0621 - 4.5" Mufflers - Black with Black Thruster MSRP: $815.95 Was: Now: $734.36 Add to Cart S&S Cycle | sku: 1801-0847 S&S Cycle 550-0619 - 4.5" Mufflers - Chrome with Black Thruster MSRP: $782.95 Was: Now: $704.66 Add to Cart S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart
S&S Cycle | sku: 1801-0847 S&S Cycle 550-0619 - 4.5" Mufflers - Chrome with Black Thruster MSRP: $782.95 Was: Now: $704.66 Add to Cart S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart
S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart
S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart
S&S Cycle | sku: 1801-1079 S&S Cycle 550-0668 - MK45 Mufflers - Chrome - Black Tracer MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1801-0849 S&S Cycle 550-0621 - 4.5" Mufflers - Black with Black Thruster MSRP: $815.95 Was: Now: $734.36 Add to Cart S&S Cycle | sku: 1801-0847 S&S Cycle 550-0619 - 4.5" Mufflers - Chrome with Black Thruster MSRP: $782.95 Was: Now: $704.66 Add to Cart S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart
S&S Cycle | sku: 1801-0849 S&S Cycle 550-0621 - 4.5" Mufflers - Black with Black Thruster MSRP: $815.95 Was: Now: $734.36 Add to Cart S&S Cycle | sku: 1801-0847 S&S Cycle 550-0619 - 4.5" Mufflers - Chrome with Black Thruster MSRP: $782.95 Was: Now: $704.66 Add to Cart S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart
S&S Cycle | sku: 1801-0847 S&S Cycle 550-0619 - 4.5" Mufflers - Chrome with Black Thruster MSRP: $782.95 Was: Now: $704.66 Add to Cart S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart
S&S Cycle | sku: 1801-1075 S&S Cycle 550-0664 - Mufflers - Chrome - Black Thruster MSRP: $775.95 Was: Now: $698.36 Add to Cart S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart
S&S Cycle | sku: 1800-2528 S&S Cycle 550-0700C - Exhaust System - Black - Black Thruster MSRP: $1,709.95 Was: Now: $1,538.96 Add to Cart