S&S CYCLE Grand National 50 State Mufflers - Black 550-0754B

If you're running a stock muffler system, you're leaving horsepower on the table and missing out on the aggressive sound profile that matches your bike's true performance potential. The S&S Cycle Grand National 50 State Mufflers deliver measurable gains in both power and torque when paired with a Stealth Air cleaner kit, while the race-inspired design and tunable dB reducer let you dial in your sound signature without sacrificing back pressure or requiring any ECU remapping. Built to meet emissions standards across all 50 states, these are the mufflers for riders who refuse to compromise between street-legal compliance and genuine performance.

• Improved horsepower and torque
• Removable dB reducer for tuning
• Meet J2825 sound levels
• Race-inspired design
• No mapping required
• Sold in pairs
• All hardware included
• Bolt-on installation
• Deep-performance rumble tone
• Made in U.S.A.
• 50-state CARB exempt
• MPN: 550-0754B