1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 36Get this manual
GENERAL INFORMATION NOISE EMISSION CONTROL SYSTEM TAMPERING WITH THE NOISE CONTROL SYS"tEM IS U.Sfederal law proh ibits or Canadian provi ncial laws pro hibits the foll owing acts or the caus tng thereof: !H Tne re mova or rendering ino perative by any pe rsonotner tnan incorporated nto any new ve hicle for purposes of maintenance, repair or replacement, of any devfce orlement of for he purpose of noise cOlltrol prior to its sa le or deliivery to the ul.tlm ate pu rchase or while it is in useor (2) the use of the v, icl after such,evice or elemellt ofesign has been removed or rende red by any personAMONG THOSE ACTS PRESUMED TO CONSTI TUTE TA PERING ARE THE ACTS LISTED :BELOW: 1Removal or, or puncturing of t:l1e muffler, baffl esheader pipes or any ot her com po nent which conduct exhaust gases