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Dinan Fuel Injection Calibration Module - 2015-2020 BMW M3/M4

Brand Dinan Reference D440-0128
Fuel Injection Calibration Module Dinan for BMW M3 (2015-2018), BMW M4 (2015-2020). S55 Engine (A). Max gain +69 @ 4500 RPM hp. Warranty: 1yr/Unlimited Miles
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Available from the manufacturer 3 in stock at factory
Expected delivery to you on Oct 29, 2026
This lead time is an estimate and may change due to circumstances beyond our control

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Dinan add-on module - BMW M3/M4 2015-2020 (Ref. D440-0128)

Technical specifications

  • Details: S55 Engine (A)
  • Stock power (hp): 405 (423 measured)
  • Stock torque (lb-ft): 406 (411 measured)
  • Estimated install time (h): 1
  • Max power gain (hp): 69 @ 4500 RPM
  • Max torque gain (lb-ft): 81 @ 4500 RPM
  • Peak power reached (hp): 485 @ 6000 RPM
  • Power gain at peak (hp): 61 @ 7000
  • RPM Peak torque reached (lb-ft): 490 @ 4000
  • RPM Torque gain at peak (lb-ft): 80 @ 4000 RPM
  • Part type: In-line
  • module Warranty: 1 year/Unlimited miles

Key points

  • More power: maximum gains of up to +69 hp and +81 lb-ft TRQ (crankshaft); +62 hp and +73 lb-ft TRQ (wheel) on base models.
  • Smart Bluetooth (compatible with Android and iOS). The app download and pairing process is detailed in the installation instructions found in the Technical Resources dropdown below.
  • 7 power levels and a bypass setting of your choice.
  • Smooth, predictable power delivery.
  • On-board diagnostics and factory protections are retained.
  • Not affected by dealer factory updates.
  • Plug and play installation.
  • 14-day satisfaction guarantee.
  • One-year limited warranty.

Important notes

DINANTRONICS X does not benefit from the factory tuning warranty for which Dinan is known. The DINANTRONICS X warranty is a one-year, product-only warranty that does not cover consequential damage or labor reimbursement. The D440-0128 is specific to the base F8x M3/M4 model. If you own a vehicle with a competition package, please use SKU D440-0137.

Vehicle compatibility

  • BMW M3 (2015-2018) BMW M4 3.0L 6-cylinder
  • (2015-2020) 3.0L 6-cylinder

Fitments and technical data are provided by Dinan. Check compatibility on the Dinan website before ordering.

Produit mis à jour le: 2026-06-08 11:25:22