Replacement low-volume insert kit for RS-4 mufflers
Non-spark arrested
Avaliable as optional kit on application requiring different sound restrictions
Decible reduction depends on application
Includes:
Low-volume insert tube
End-cap collar
Set screw
Note: California law generally prohibits the sale and installation of aftermarket exhaust products UNLESS such products are installed on vehicles that did not come originally equipped with catalytic converters or are used only for racing and are never used upon a California highway.
