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Arrow's 71763MI Racing Collector Interchangeable with Original One is made specifically for KTM Duke 125 (2021-2023).
KTM Duke 125/390 2021 Racing De-catalyzed Stainless Steel Collector - Keeps The Original Central Link Pipe
Specifications:
- Headers Material Stainless Steel
- Silencer Body Length (mm) 0,00
- Junction (Inlet) Diameter (mm) 0,00
- Junction (Outlet) Diameter (mm) 74,00
- CO Sensor Plug No
- Oxygen Sensor Plug Yes
- Db Killer No
- Weight (Kg) 1.1
Features:
- High-performance exhaust collectors designed for power and torque gains
- Made from AISI 304 stainless steel or titanium (for racing systems)
- Developed from race experience and R&D expertise
- Precision-engineered diameters, bends, and layouts for optimal flow
- Layouts vary by engine type (e.g., 4:2:1, 4:2:2, etc.) for best performance
- CNC-machined junctions ensure smooth gas flow
- High-quality, clean welds to prevent flow restrictions
- Durable, reliable, and built with Arrow's signature style
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