3-Series E46 318i — Stage 1 Performance ECU Tune

This Stage 1 tune is developed to enhance the classic driving dynamics of the BMW E46 318i. This calibration focuses on improving the performance of the naturally aspirated petrol engine, providing a more responsive and enjoyable drive without the need for any hardware modifications.

Our remap refines the throttle mapping for a more direct and linear feel, optimizes the ignition timing to increase torque across the rev range, and adjusts the fueling to improve overall engine efficiency. This results in a car that feels more eager and pulls more smoothly, reviving the spirited character of the E46 chassis. It's the perfect upgrade for the enthusiast owner looking for a reliable performance boost.