The OXA Hard Enduro Edition exhaust is a performance muffler designed for hard-enduro riding, designed for KTM EXC TBI 250/300 models for the years 2024–2025. The exhaust improves engine response and torque, especially in technical terrain and uphill, while maintaining smooth operation and high durability in harsh conditions. Built from quality materials with advanced internal filling, simple Bolt-On installation and a compact design that reduces exposure to damage. An ideal solution for riders looking for a real upgrade in performance and reliability in demanding enduro riding.