Turbosmart Compressor Cover PRO 3.00in to 4.00in Outlet Weld Flange O-Ring Replacement Turbosmart Sale! from 600 667 /per Qty. Sold Out This item is either made to order or has limited inventory. Please reach out to confirm lead times if needed. Turbosmart Compressor Cover PRO 3.00in to 4.00in Outlet Weld Flange O-Ring Replacement