If you are looking for increased performance and reduced weight, there is no better choice than a 2 into 1 exhaust. S&S has now made that upgrade easier and more economical than ever before with a 2 into 1 conversion muffler kit. This kit removes the left side muffler and header and routes spent gases through a single 4.5″ GNX muffler.
* Stainless steel cross over plug with oxygen sensor bung
* 4.5″ Muffler with race inspired Grand National end cap
* Removable dB reducer
* Proudly Made in the USA by S&S Cycle
MFR PART No: 550-1166
ROLLIES PART No: SS550-1166
