CT Tuning ECU Flash BMW 3 Series 340I F30 | F31 | F35 326HP

$600.00

SKU: CTT-340I-20365 Category: Tags: ,

CT Tuning ECU Flash BMW 3 Series 340I F30 | F31 | F35 326HP

$600.00

In stock

Description

Revolutionize your BMW 340I F30 | F31 | F35 with a professional ECU flash from CT Tuning, designed to provide a complete performance transformation. Our advanced calibration unlocks the true potential of the B58 turbocharged engine, offering a sophisticated alternative to basic piggyback systems. By utilizing specialized hardware to modify ECU parameters and adjust torque limits, we deliver significantly sharper throttle response and vastly improved driving dynamics tailored to your engine’s needs.

Crank Horsepower Ratings:

  • Stock Power: 326hp | 332ft/lbs
  • Stage 1 Power: 395hp | 420ft/lbs
  • Stage 2 Power: 415hp | 451ft/lbs

ECU Flash Options:

  • Vmax Off – Adjust or remove the factory top speed governor.
  • Race Exhaust – Optimized calibration for vehicles equipped with full race exhaust systems.
  • Pops & Bangs – Adds an aggressive exhaust burble via ignition delay; requires full race exhaust system.
  • Sport Display – Updates your vehicle’s sport displays to accurately reflect the increased power and torque.
  • ECO Mode – Optional fuel economy file for convenient switching via OBDII.
  • Cold Start Delete – Optional removal of the cold start cycle.

Why Choose CT Tuning:

  • Unmatched commitment to customer service.
  • Global reputation with tuning files tested for various climates and octanes.
  • Fully reversible to factory settings.
  • Compatible with basic bolt-on performance parts without requiring a retune.
  • Automatic ECU adjustment for higher octane fuel.
  • Proven, safe, and reliable performance results verified on our own vehicles.

How to Flash Your ECU:

  • Handheld Device: Use an OBDII module to store and flash files.
  • Schedule an appointment at our Arizona tuning center for installation.

ECU Reference:

  • This ECU typically identifies as a Bosch MG1 unit for the B58 engine.

Vehicle Fitment:

  • BMW 340i F30 LCI (2015-2019)
  • BMW 340i F31 LCI (2015-2019)
  • BMW 340i F35 LCI (2015-2019)

Product Notes:

  • Power ratings are converted from PS/NM and may vary slightly from advertised figures.
  • Tuning must be used within 6 months of purchase.
  • Support is available for 30 days after file delivery.
  • Future modifications if supported or OEM software updates require a $350 file service fee.
  • No refunds once software is issued or locked to a vehicle.
  • Emissions readiness is not forced; original files are provided for return to stock.

Additional information

Weight 5 lbs
Dimensions 13.25 × 11.5 × 2.38 in
Make

BMW

Model

340i

Product Year

2016, 2017, 2018, 2019

CT Tuning software is purchased with the intention of using these products for Racing Competition Only. As the authorized purchasing party, you understand that some or all of these parts may not comply with Federal, State, Province, and/or Local laws, ordinances, and regulations. As the buyer, you take responsibility to ensure that any modifications or upgrades that have been done to your vehicle conform to all applicable laws and regulations for road use, especially pertaining to safety and emissions. To make a purchase, you will be required to sign a waiver acknowledging that these products are intended for Racing Competition Only and not meant to be used on a road car.

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