SPEEDWERX FAT DADDY ADJUSTABLE SINGLE PIPE AND Y-PIPE // 2018-2023 ZR / RIOT / XF / M 8000 / 800 C-TEC2 / YAMAHA MOUNTAIN MAX 800

Our Fat Daddy Adjustable Pipe Kit comes with interchangeable stinger inserts which allow you to easily tune your pipe for different elevations.

9.8hp gain as tested at DynoTech Research!