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Arrow's 71718MI Racing Collector is made specifically for BMW S1000R (2021-2024), S1000RR (2019-2024), M1000R (2023-2024) & M1000RR (2020-2024).
Racing Steel Collectors Which Eliminate The Catalyst For Original or Arrow Exhausts
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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