Silencer and jets?

[350Xccelerator]

when putting an aftermarket silencer on a 4stroke trike do you have to get jets too, even if you dont get the header.

[TimSr]

If they need changed. Run it and check your plug.

[skippy]

are you changing the air at all??? air box lid> filter?

[350Xccelerator]

i might get a K&N filter