4.5″ Slip-On Exhaust for Harley Softail Fat Bob

4.5″ Slip-On Exhaust for Harley Softail Fat Bob

For 2018-Later Fat Bob Models


Give your Fat Bob the rumble it deserves with these 4.5” Slip-On mufflers designed flow more air and deliver more power. Designed specifically for 2018 and up Fat Bob, the textured black finish and laser etched Rinehart logo perfectly match the original look of this motorcycle.

*These mufflers retain the stock catalyst and are 100% CARB and EPA emissions compliant.
*Does not fit 2018+ Street Bob, Low Rider, Slim, Breakout, Fat Boy, Deluxe or Heritage Classic

This product is EPA compliant. To view a full list of our EPA/CARB compliant products, go here.

Overview Specs


  • 4.5” Slip-On mufflers for 2018-Later Harley-Davidson Fat Bob

  • Gain horsepower and torque with our proprietary louvered baffle and muffler design

  • Machined billet end caps designed to complement the OE Fat Bob styling

  • Textured black finish matched perfectly to OE heat shields

  • Laser etched Rinehart logo matches text on OE wheels

  • Installs with no modifications and no fuel tuning required

  • 50 state CARB / EPA emissions compliant

  • Available in black with black end caps

Part Number
Sound Library