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.Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium heaters meet or exceed the performance of the original equipment they replace.Spectra Premium Heater Cores undergo a strict quality control and validation process.All units are leak tested to ensure a quality product.Fit tested to ensure proper installation.Variable pipe positioning to accommodate restrained casing fit.