Wunderlich - Oil Cooler GuardWunderlich oil cooler guard because the oil cooler plays a particularly important role on the air oil cooled engine of the BMW R 12 G S Function and product features High quality, reliable protection for the fragile and sensitive cooling fins of the oil cooler On air oil cooled engines, the reliable function of the oil cooler is of particular importance for maintaining a healthy thermal balance The oil cooler guard prevents damage and heavy