Vibrants offering of 321 Stainless Steel Tubing and Mandrel Bends perform better than 304 Stainless Steel at prolonged, elevated operating temperatures (800°F to 1500°F / 427°C to 816°C), making it highly recommended for use in forced induction applications. 321 Stainless Steel also features superior corrosion resistance and withstands tensile stress and stress fractures better than 304 Stainless Steel.