Store › Micro Sprint | Yamaha Oil Cooler Hose 6 Image 1 of 1 Micro Sprint | Yamaha Oil Cooler Hose 6 $14.89 Ymaha Hose 6 is a factory prebent hose used for connections from the oil cooler. Add To Cart Added! Ymaha Hose 6 is a factory prebent hose used for connections from the oil cooler.