WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.The DINANTRONICS X Performance Tuner (D440-0156) is a highly engineered, Bluetooth-enabled inline tuning module designed specifically for the 2021-2024 BMW M3/M4 Competition Package models (G8x S58 engine). The X enhances engine performance to levels the stock programming avoids, yielding stunning maximum gains of up to +79 HP and +70 lb-ft of torque (Crank).
This is achieved through a refined tuning strategy that connects to additional engine inputs, ensuring optimal performance without affecting long-term reliability or on-board diagnostic systems. The Bluetooth Smart functionality allows convenient access to 7 power levels and a bypass setting directly from your smartphone. The unit is a perfect plug and play alternative to a full ECU flash, providing smooth and predictable power delivery while maintaining all factory safeguards.
Features:
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Verifiable Power Gains: Delivers extreme max gains of up to +79 HP and +70 lb-ft of torque (Crank), significantly enhancing the Competition Package engine's output.
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Advanced Tuning Strategy: Connects to additional engine inputs for a more refined tuning strategy and predictable power delivery.
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Adjustability: Features Bluetooth Smart connectivity for convenient adjustment and selection of 7 power levels and a bypass setting directly from a smartphone app.
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Engine Safeguards: Smooth and predictable power delivery is ensured, and on-board diagnostics and factory safeguards are maintained.
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Installation: Designed for plug and play installation and is unaffected by dealer factory updates.
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Guarantee: Backed by a 14-day satisfaction guarantee and a 1-year limited warranty.
Product Contains:
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(1) DINANTRONICS X Tuning Module
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(1) Application-Specific Wiring Harness
Important Note: Fitment for D440-0156 is limited to the Competition Package equipped G8x M3/M4 with the S58 engine. For a base model G8x M3/M4, please use SKU D440-0155. Please refer to the recommended mapping notice below for important operating information.
Warranty DINANTRONICS X's warranty is a 1-year, product only warranty, that does not cover consequential damages or labor reimbursement. Note: Manufacturer warranty terms are subject to change.
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