Spectra Premium 99273 Heater Core for Dodge Van Variable pipe positioning to accommodate restrained casing fit Unit is leak tested to ensure product quality at installation High density fin count for maximum heat dissipation Precisely tooled tanks for strength and durability Optimum tube pitch spacing to maximize heat transfer Engineered to meet or exceed manufacturer's specifications Designed for exact fit in the vehicle's original equipment heater casing Drop-in fit for easy installation Fully brazed aluminum design 100 percentage leak tested