Feature:1. Increasing the turbo response up to 900 rpm in the early stages of the rev range means you can increase the performance and response of the engine without even increasing the maximum boost level.2. The oneway T valve controls the boost spike better than the manual controller, and the high and low boost settings are fully adjustable.3. Use two adjustable boost levels to increase fast boost response. Switch between high and low boost instantly. Ideal replacement for factory boost controllers.4. Equipped with mounting hardware and toggle switches for dualstage boost regulation of low and high boost.5. Manufactured from highgrade aluminum billet, it has enhanced strength and durability. After polished and anodized, the boost pressure can be adjusted accurately and simply.6. This dual stage boost control valve series is very suitable for lightly modified turbocharged engines, and is very suitable for increasing the boost level of factory turbocharged cars and turbocharged engines.Specification:Item Type: Dual Stage Turbocharger Boost Electronic ControllerMaterial: Aluminum AlloyColour: BlackSpecification: 1 Set (including accessories required for work and installation)Application: 12V car universalFeatures:Improve performanceReduce turbo lagReduce turbine spikesThe turbine response can be improved by up to 900 rpm in the speed rangeReduce wastegate creep and make your turbocharge fasterDoor control system brings faster improvement Choose between high and low boost while driving. Great replacement for factory boost controllers. High and low boost settings are fully adjustable. iPR boost controller allows increasing boost approximately 210% over internal wastegate setting and 110% over external wastegate setting. An effective and simple way to control boost level and generate more power from your engine. Mechanical boost controller is a manual boost control system that utilizes a pneumatic regulating valve bearing to manipulate boost pressure levels..Package List:1 x Turbocharger Controller1 x Black Tube1 x Blue Working Wire Harness1 x 3-Way Valve1 x Manual Switch1 x Fixed Iron Bracket2 x Fixed Clamp3 x Screw4 x Gasket