3" T-Pipe Aluminum BOV Adapter Pipe for 35 PSI TYPE S/RS BOV Application: For 35 PSI type S/RS BOV 35PSI 50mm turbo/charger BOV Description: 3" diameter Aluminum For all 50mm Vband BOV Alloy pipe length = 150mm Beaded edge for more secure clamping to prevent leakage Easy installation Include: 1PCS.