TMS offers Ticon titanium transition reducers that are perfect for adjusting tubing sizes in the exhaust system, or as an end cap for custom muffler sections and exhaust tips. We offer a wide variety of transitions from 2" to 5" for every exhaust system. In addition to cones and endcaps TMS offers a cone megaphone reducer with an IN of 3.5" and an OUT of 13.8".