Alpha Racing Cover kit SAS BMW S1000RR 2019- and M1000RR 2021- velocity stacks sound is ideally suited to

sound is ideally suited to the bike’s racing culture

It is a simple plug-and-play installation with no remapping needed

no moving parts in sensor

Full Exhaust system Titanium Muffler with Titanium header

Alpha Racing Cover kit SAS BMW S1000RR 2019- and M1000RR 2021- velocity stacks sound is ideally suited toAlpha Racing Cover kit SAS BMW S1000RR 2019 and M1000RR 2021 1172B001A00 Cover kit SAS, for BMW S 1000 RR 2019 (K67) and M 1000 RR 2021 (K66), when SAS valve is removed, for valve cover These covers are needed when the SAS (secondary air system) valve is removed, to close the openings on the valve cover. In petrol engines, the secondary air system is activated after a cold start in order to minimize the exhaust gas components HC and CO during the warm