Aimed at RXT-X 300 owners who want the next level, this kit returns about 12 mph more on U.S. models, reaching near 80 mph at 8,400 RPM. The flash removes the ECU speed limiter and opens the system.
The bundle: Torx Stage 1 300 reflash, Solas SRZ 15/21 impeller, Torx 159mm wear ring, Torx DIY 300 intake and custom impeller pitching, plus a breather kit. Needs an MPI module or Home Flashing System.
- 2017 300 RXT-X
- About 80 mph at 8,400 RPM
- Solas impeller and 159mm wear ring
- DIY intake and prop pitching
