Arrow BMW S1000RR 2019-UP Racing 4:2:1 Stainless Collector
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Arrow Part Number - 71718MI
Note This ARROW Racing 4:2:1 Collector unit is designed to be used with any of the ARROW Slip-on Silencers [Race-Tech / Pro-Race / GP2] designed for this model.
Or alternatively, the O.E. silencer can be retained.
Technical Note: The BMW Original Equipment Collectors unit has a fixed exhaust valve attached.
When replacing this O.E. unit with an Arrow Racing Collector #71718MI, the exhaust valve will be eliminated.
The BMW On-Board Diagnostic System (EOBD) will display a warning message due to the exhaust valve malfunction [removal]
and the ECU can / will enter a 'Recovery Mode' status.
Therefore, when installing the Arrow Collector, it is strongly recommended to remap the ECU with
a 'Deactivating Exhaust Valve function' map.
Or alternatively, purchase and install an After Market 'Exhaust Valve Emulator System'.
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Please check the table to the right to ensure bike fitment is correct for your motorcycle