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BMS 600hp Package for S55 F8x BMW M2C/M3/M4

SKU: SKU: S55 JB4, BT, S55 Intake, S55 CP+U pipe, PR IC, NGK Combo, JB4 Emblem, 2 white BMS Stickers, JB4 License plate frame, JB4 Emblem, Magsafe Phone mount

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Unlock 600HP in Your F8x BMW M2C/M3/M4 with This Simple Bolt-On Tuning Package!

JB4® 600 Horsepower S55 Package

Get up to 600 horsepower while saving time and money with this easy-to-install package. Horsepower gains depend on fuel used.

Vehicle Fitment

  • BMW M2 - 2018-2022 S55 F87 M2 Competition (S55 Engine Only)
  • BMW M3 - 2015-2020 S55 F80 M3
  • BMW M4 - 2015-2020 S55 F82 F83 M4, M4 GTS

Package Features & Benefits

  • Gain up to 600HP with safe, proven JB4 tuning on a locked 🔒 ECU
  • Easy plug-and-play installation with no permanent modifications
  • JB4 tuner allows wireless on-the-fly power adjustments & data logging
  • Includes the all-new JB4PRO Bluetooth Adapter & Free App
  • Optimized cooling with upgraded intercooler
  • New NGK spark plugs and install tools included (gap to .022")
  • Optimized airflow with upgraded intakes and charge pipes

BMS 600 Horsepower S55 Package Includes

Optional Recommended Upgrades

Download the All New JB4PRO Free App

S55 BMW DYNO RESULTS

Our testing on a stock BMW M4 with the BMS 600HP S55 Package showed peak power gains of over 100HP and 120 lb-ft of torque at the wheels.

BMW M4 JB4 tuner dyno chart showing 600HP performance upgrade results

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