HiFlo (HF-141) oil filter for the Yamaha powered Scorpa SY-250F 4-Stroke provides unbeatable performance and exceptional value, HiFlo filters are the best-selling brand of aftermarket filters for motorcycles worldwide. To achieve our high quality and to ensure the consistency of our products, we use only premium raw materials from well known manufacturers. Every oil filter goes through 16 individual quality control checks before it is ready to leave the factory.