Seller notes

Turbosmart Borg Warner EFR Twin Port B2 Single/Twin Scroll 14PSI TS-0620-3143 Description External Wastegate Required It is all about control The Twin Port IWG-75 uses the air-pressure differential between two sealed chambers to create a dynamic force which overcomes the mechanical spring force in the actuator. Creating a boost curve that is much more precise, and allows for a much wider boost range between minimum boost and maximum boost, than the single tier control offered by conventional act...

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