Weld Flange (Alloy) - Suit Turbosmart Power Port

or twin electronic wastegate systems for the ultimate in boost control

but this would mess up the original factory designed kinematics

Twin 1/16″ NPT reference ports

cost effective external wastegate - The Highest Flowing 50mm External Wastegate in the World

BOV Dual Port Maz/Sub-Black price-change-job-active Weld Flange (Alloy) - SuitEasy to install and setup, the Dual Port features sequential ports for quiet operation on mild boost and full performance at full boost. SUPPLIED WITH: Hose Blanking Plug, Yellow Spring rated 22 to 20 InHg (installed) and Gasket. Extra trumpet and hose blanking plugs sold separately.