DTE PowerControl X Tuning Module for BMW B58 Engine Family

The DTE PowerControl X tuning module delivers measurable performance gains for BMW 3.0L engine applications. Engineered to interface directly with factory sensor connectors, this multi-channel system increases output by up to +67 hp and +48 lb-ft of torque without bypassing OEM engine protection routines. Drivers can fine-tune throttle response and power delivery across three preset driving modes using a smartphone app. The plug-and-play wiring allows rapid installation and simple restoration to stock baseline configuration.

Vehicle Fitment

This tuning module fits 3.0L BMW B58 engine applications, including 2021-2024 BMW M340i, 2020-2024 BMW M340i xDrive, 2021-2023 BMW 540i, 2021-2025 BMW 840i, and 2020-2024 BMW X3 M40i models. See the Vehicle Fitment table for full year-by-year fitment.

What's in the Box

• One DTE PowerControl X Tuning Module
• Vehicle-specific wiring harness
• Installation instructions

Key Features

• Delivers verified performance increases up to +67 hp and +48 lb-ft of torque.
• Features three driving modes: Sport for high output, Dynamic for balanced driving, and Efficiency for fuel economy.
• Includes seven fine-tuning levels per driving mode.
• Offers smartphone app integration on iOS and Android for mode switching and warm-up timer configuration.
• Uses multi-channel, multi-protocol hardware for integration with engine sensors.
• Maintains factory engine protective functions and reverts quickly to stock settings.
• Dyno-tested and TÜV-certified for performance and quality assurance.
• Backed by a 5-year limited warranty from DTE.

Specifications

Installation

Installation is designed as a direct Plug & Play setup using included vehicle-specific harnesses and instructions. The module connects directly to factory sensor plugs without permanent modifications, enabling easy removal when reverting to stock settings.

Installation Instructions (PDF)

Compliance

This unit features German engineering and TÜV certification, verified through dyno testing across multiple vehicle applications.

• Free US shipping on orders over $250.
• Free pickup at our Dallas shop, usually ready within 24 hours.
• Unused parts can be returned within 30 days. Tunes, opened electronics, merch and installed parts are final sale.
• Want it installed? Book the install at thegbmotors.com.

Full details are on our shipping and returns page.