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The 4.0 TFSI EA825 engine (DJP/DJPB) is a highly capable twin-turbo powerplant designed for serious performance. For enthusiasts aiming for extreme power levels via upgraded hybrid or full-frame turbos, strengthening the engine's rotating assembly is essential. Building the bottom end with forged internal components ensures your V8 can handle intense cylinder pressures, high boost, and massive torque increases safely.