Thunder Monster Baffles for pipes with an inside diameter of 1 5/8" and outside diameter of 1 3/4".
Some of the pipes these fit: Vance & Hines Big Short Shots & Standard Big Shots, Drag pipes, Samson Street Sweepers with removable tip, Ground Pounders with removable tip. These are only examples of pipes and you will need to measure your pipes for proper sizing.
If you have any question please call! 704-847-1222