Product Description
The S&S Cycle 550-1663 muffler insert is designed for Power Tune XTO Exhaust systems. This 1.75-inch insert is made from 304 stainless steel and installs by removing the exhaust end cap and replacing the existing insert. The 1.75-inch size is listed as 4 dB louder than the standard insert.
Product Specifications
BrandS&S Cycle
Manufacturer Part Number550-1663
Brand NameS&S Cycle
Item Dimensions4 x 3.5 x 3.5 inches
Material TypeStainless Steel
Explicit Manufacturer Part Number550-1663
Material304 stainless steel
Insert diameter1.75 in.
Sound level4 dB louder than standard
Compatible exhaustPower Tune XTO Exhaust
InstallationReplace by removing the end cap