ARROW 71768MI Header-Collector Set - Titanium 4:2:1 Non-Cat BMW S 1000R/S & S 1000RR

Arrow Part Number - 71768MI
Note This ARROW Racing 4:2:1 Collector unit is designed to be used with any of the ARROW Slip-on Silencers designed for these models.
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.Collector unit with an Arrow Racing Collector #71768MI, 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'.

Specifications for Link Pipe - 71768MI