2023-2026 300 TBI ECU Mapping Gains for XC/SX/TX/TC

Checkout the power gains from the ECU Remapping on the new 2024-2026 300 XC / SX with everything stock, with the exception of our power end cap with the spark arrestor removed. You can purchase this mapping from us for under $300 with a 30 days money back satisfaction guaranteed. If you don't like it, send your ECU back to us, and we will return it back to stock. So before you try anything else, try this. Available at www.bestdualsportbikes.com