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

Description

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