External wastegate valve with 40mm diameter plunger. The valve is very solidly constructed. This allows it to be used in powerful cars with turbochargers without a built-in wastegate. The set has all the flanges and nozzles that are necessary for connection. External wastegate valve with a piston with a diameter of 40mm. The valve is very solidly constructed. This allows it to be used in powerful cars with turbochargers without a built-in wastegate. The set has all the flanges and connectors that are necessary for connection.