Unlock enhanced performance from your B58-powered BMW with a custom digital engine calibration from Doc Vu. Known for expert feedback and power-first tuning, Doc Vu delivers tailored maps that respect safety while pushing power gains.

Why Choose Doc Vu?

• Custom-Tailored Calibration
  Each tune is built for your exact hardware, fuel type (pump gas, E85, methanol), turbo setup (stock, hybrid, single), and goals—ensuring a more refined result than off-the-shelf alternatives.

• Carefully Crafted Live Revisions
  Doc Vu works iteratively via datalog feedback to fine-tune boost, torque, timing, and fueling until the desired performance and safety targets are achieved.

• Track Record of Results
  While specific B58 log comparisons are limited in public forums, high-level impressions highlight clean boost behavior, smooth power delivery, and notable gains without compromise.

Performance Feedback

Community forums often praise B58 engines for reliably supporting bolt-on modifications and elevated power outputs. Early dyno and tuning reports show that Gen 3 B58 platforms respond exceptionally well to custom tuning—even stock + basic bolt-on setups can yield impressive performance gains.

What's Included

• Custom DME Tune tailored to your vehicle’s specific configuration

• Unlimited Datalog Reviews and tune revisions until performance targets are met

• Compatibility with both Gen 1 (B58B30M0) and Gen 2 (B58B30O1, “TU”) platforms

• Support for turbo hardware—from factory units to hybrids or full single turbo setups

• Fuel tuning for pump octane, E85, and methanol-assisted systems

Final Thoughts

Doc Vu’s B58 tune is a premium solution for those seeking a bespoke, reliable, and safe performance upgrade. It stands out for its customization, attention to fueling dynamics, and responsiveness to tuning feedback. Ideal for drivers looking to get every bit of performance from their B58-backed BMW.

Fitment

F Chassis (Gen 1 B58, ~2015–2019):

• BMW 340i / 340i xDrive (F30/F31/F34) – 2016–2019

• BMW 440i / 440i xDrive (F32/F33/F36) – 2016–2020

• BMW 740i / 740Li (G11/G12) – 2016–2019

• BMW 540i / 540i xDrive (G30/G31) – 2017–2019

• BMW 640i / 640i xDrive Gran Turismo (G32) – 2017–2019

G Chassis (Gen 2 B58, ~2019+):

• BMW Z4 M40i (G29) – 2019+

• Toyota Supra GR (J29 / DB) – 2020+

• BMW 340i successor → BMW M340i / M340i xDrive (G20/G21) – 2019+

• BMW 440i successor → BMW M440i / M440i xDrive (G22/G23/G26) – 2020+

• BMW 540i / 540i xDrive (G30 LCI) – 2020+

• BMW 640i / 640i xDrive Gran Turismo (G32 LCI) – 2021+

• BMW 740i / 740Li (G11/G12 LCI) – 2019+

• BMW 840i / 840i xDrive (G14/G15/G16) – 2019+

• BMW X3 M40i (G01) – 2018+

• BMW X4 M40i (G02) – 2018+

• BMW X5 xDrive40i (G05) – 2018+

• BMW X6 xDrive40i (G06) – 2019+

• BMW X7 xDrive40i (G07) – 2019+