Product Details
S&S Grand National Slip-On Mufflers For Harley Dyna
S&S's made in America quality and race focused past have culminated in an aggressive yet affordable slip-on, perfect for your Dyna. Add a mean bark to your bike without the overbearing sound that comes from a full system.
Features:
- Race inspired Grand National end caps
- Removable dB reducer for back pressure and sound tuning
- Bolts directly to stock header pipes
- Aggressive sound and excellent horsepower
- Meets J2825 levels for sound
- All hardware included
- Sold as a pair
- Made in the USA
Note: Qualified Manufacturer Declared Emissions Replacement Part

Product Style | RevZilla Item # | Store Sku | MFR. Product # | Availability |
---|---|---|---|---|
Product Style Black Ceramic | RevZilla Item #1323359 | Store Sku | MFR. Product #550-0725 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Chrome | RevZilla Item #1323358 | Store Sku | MFR. Product #550-0723 | AvailabilityOut of Stock |
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