Vibrants offering of 321 Stainless Steel Tubing and Mandrel Bends perform better than 304 Stainless Steel at prolonged, elevated operating temperatures (800 DegreesF to 1500 DegreesF / 427 DegreesC to 816 DegreesC), 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.