Rein Expansion Tank Hose - CHE0510 - Rein Automotive expansion tank hoses are designed to replace original equipment manufacturer (OEM) hoses. They are constructed from high-quality materials and are designed to be durable and reliable. The hoses feature a reinforced EPDM rubber construction and are resistant to heat, ozone, and other environmental factors. The hoses are designed to fit a variety of vehicles and are available in different lengths.