Note: Except where mentioned differently, all exhaust systems, mufflers, drag-pipes, etc. shown in our catalog, are for closed course competition or in show competition only. They will not meet legal noise standards.
Note: The adjustable disc system is accessible through the removable end caps, which are available in four different styles as replacement. Systems are made from highly polished steel tubing which then receives a brilliant chrome plated finish. Mounts to the stock factory mounts. For replacement parts see section: Accessories and replacement parts for internal disc series.