S&S CYCLE 1801-1845 550-1159 Grand National Slip-On Muffler - 50 State - 4" Black - M8 Softail

Features

• Race-inspired design with a 4" outside diameter muffler body
• Removable dB reducer for back pressure and sound tuning
• Meet J2825 levels for sound
• Grand National® end cap
• All hardware included
• Deep-performance rumble replaces stock whisper tone
• Made in the USA

WARNING
Qualified manufacturer declared U.S. 50-State legal emissions compliant part on all '25 Harley Davidson Street Bob, Low Rider S, Low Rider ST, Heritage Classic Softail Models.

 

Specs

Product Name	Muffler
Type	Slip-On
Model	Grand National
Base Color	Black
Material	Stainless Steel
Color/Finish	Guardian Black
End Cap Style	Straight-Cut
Outer Diameter	4"
Units	Each
Riding Style	Street

 

Fitments

2025	Harley-Davidson	Softail Low Rider ST FXLRST	-	-
2025	Harley-Davidson	Softail Low Rider S FXLRS	-	-
2025	Harley-Davidson	Softail Street Bob FXBB	-	-
2025	Harley-Davidson	Softail Heritage Classic FLHC	-	-

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.