4-TRACK R is dedicated to the Maxi Enduro

Highly waterproof with matt black finish

finely crafted

Air Filter for Z50/XR50/XR70

Thermal properties keep you warm when it is cold and cool when it is hot

Wunderlich - Oxygen Sensor Guard for BMW R 1250 GS ADV import_date_2026-01-23_damian_1 4-TRACK R is dedicated toThe oxygen sensors, which supply important parameters for controlling the engine, cannot be repaired in the event of damage or destruction, only replaced. Thats why it is recommended that the sensors and their function be effectively protected. The oxygen sensors relay important parameters from the exhaust system and the engine control unit. The engine control unit on the other hand in turn uses this information and additional parameters (e. g. load