4in. Grand National Slip-On Mufflers – Black. Fits Fat Bob 2018up.

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Features & Benefits:-* Up to 12% more horsepower and 6% more torque, when used with Stealth Air Cleaner Kit.* Race-inspired design, 4in. can with Grand National endcaps* Black ceramic finish.* Stainless Steel perforated baffle design with removable dB reducer. * J2825 compliant.* Includes all hardware.* Deep performance rumble replaces stock whisper tone.Tech Tips:-* Fuel Mixture Calibration is Advised.Proudly Made in the USA by S&S Cycle !
MFR PART No: 550-0734

ROLLIES PART No: SS550-0734






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