B58 Turbo Inlet For BMW M240i, 340i, 440i (Gen1 F Chassis) c43 Power Gain With RS (+72hp/+68tq)

B58 Turbo Inlet For BMW M240i, 340i, 440i (Gen1 F Chassis) c43 Power Gain With RS (+72hp/+68tq)The ARM B58 Turbo Inlet significantly enhances turbo performance for the Gen 1 B58 engine by increasing the turbo inlet diameter by 25% compared to the factory unit. A standout feature of the ARM B58 Inlet is its 2. 5 inside diameter at the turbo snoutsubstantially larger than the OEM's 2. 0 diameterresulting in a substantial improvement in airflow. By eliminating the factory sound mufflers, the ARM Turbo Inlet reduces air turbulence and promotes a

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