Downtime is costly. Avoid unexpected breakdowns and costly repairs with the DAYCO 80397 Molded Heater Hose. This premium replacement part, engineered by Dayco, a leading name in automotive components for over a century, is the solution for maintaining efficient heating in your fleet vehicles. Constructed from high-grade EPDM rubber, this 12-inch hose boasts superior resistance to oil, salt, mud, road debris, ozone, coolants, and extreme temperatures ranging from -40°F to +257°F. The knitted rayon reinforcement adds extra strength and burst resistance, ensuring longevity and reliability even under the toughest operating conditions. Unlike standard heater hoses, the DAYCO 80397's molded design eliminates the need for multiple connections and clamps, streamlining installation and significantly reducing labor costs. This precision fit guarantees a seamless integration into your vehicle's heating system, restoring optimal performance without the hassle of adjustments. Choose the DAYCO 80397 and prioritize efficiency, reliability, and cost-effectiveness in your fleet maintenance strategy. Invest in quality, invest in Dayco. Order yours today and experience the difference of a superior replacement part designed to withstand the rigors of heavy-duty operations. Minimize downtime, maximize productivity.