What mufflers will fit a 1992 Honda 300 fourtrax?

Cobra makes the only aftermarket pipe for the 300 fourtrax. Cobra Utility Series.. here is the link! i https://www.denniskirk.com/jsp/product_catalog/Product.jsp;jsessionid=G11QQSGW1ZD0PLA0WTVSM4VMDK0NCIV0?skuId=&store=&catId=&productId=p442107&leafCatId=&mmyId=