Good sound is good for the bike and for the soul !!!
Add to your Spyder some sound without going overkill, get much better torque. This will take some pounds off the bike as well. We recommend that you look into state laws with concerned agencies.
Each kit is custom made in the US, comes with all the hardware.
The bypass kit will reduce the heat coming of the area around your feet.
Current tests show, NO additional equipment (like juice box and O2 modifier) is needed.
Depending on choice of aftermarket muffler, some (little) back firing is possible.
If you expierience a lot of back firing or running to lean, you may want to consider additional fuel management equipment.
(try ethanol free gas or fuel additive *StarTron* recommended)No special mechanical skills required for install.