Stainless Steel Passivation is a service/ option we are providing on our premium finish stainless custom fabricated exhaust systems and components. This process ensures long-term durability and performance by removing surface contaminants and enhancing the chromium oxide layer, significantly improving resistance to rust and surface degradation, achieving a super high-end finish this is a common practice in medical and aerospace sectors. This is our next step in raising our level of quality. #cas