AtvRider21
08-10-2002, 03:37 PM
Im actually gunna get pipes first mods and i want to know with a wb e series slip on, power bomb high flow header, kandn air filter, and 158 main jet and 42 pilot will my stok 400ex have a huuuge power gain and how much will it cost and does anyone know some cheap sites. thanks alot i need ure help:D