Part Notes: Not for '08-'16 models w/ OEM air cleaner.
Features:
- Stepped headers merge into a true reverse-cone megaphone muffler
 - 1-3/4" headpipe steps up to 1-7/8" into the collector to increase flow and improve performance
 - 4" muffler body with billet end cap
 - Removable spiral-core louvered baffle included
 - Heat shields and mounting hardware included
 - Made in the U.S.A.
 
Specifications:
- Product Name: Exhaust System
 - Type: Full System
 - Model: Road Rage
 - Design/Configuration: 2-Into-1 System
 - Style: Short / Straight
 - Material: Aluminum / Steel
 - Base Color: Black
 - Color/Finish: Black
 - Muffler Style: Megaphone
 - Muffler Diameter: 4"
 - Units: Each
 - Riding Style: Street
 
Fitment:
| Year | Make | Model | 
| 2008 | Harley-Davidson | Fat Bob FXDF | 
| 2009 | Harley-Davidson | Fat Bob FXDF | 
| 2010 | Harley-Davidson | Fat Bob FXDF | 
| 2011 | Harley-Davidson | Fat Bob FXDF | 
| 2012 | Harley-Davidson | Fat Bob FXDF | 
| 2013 | Harley-Davidson | Fat Bob FXDF | 
| 2014 | Harley-Davidson | Fat Bob FXDF | 
| 2015 | Harley-Davidson | Fat Bob FXDF | 
| 2016 | Harley-Davidson | Fat Bob FXDF | 
| 2017 | Harley-Davidson | Fat Bob FXDF | 
- Availability:
 - STG Part Number:
 - B|1128-1D5250B|16
 - Manufacturer's Part Number:
 - 8