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Burger Motorsports JB4 Tuner for F9x M5/M8/X5M/X6M
Burger Motorsports JB4 Tuner for F9x M5/M8/X5M/X6M
Burger Motorsports JB4 Tuner for F9x M5/M8/X5M/X6M
Burger Motorsports JB4 Tuner for F9x M5/M8/X5M/X6M
Burger Motorsports JB4 Tuner for F9x M5/M8/X5M/X6M
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Burger Motorsports JB4 Tuner for F9x M5/M8/X5M/X6M

Tune
$899.00
$899.00

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Power gains of up to 80hp and 100tq to the wheels on a stock vehicle without the risks of flashing!

The ///M JB4 takes everything that is great about the all-wheel-drive F9x M5 & M8 platform and amps it up to the next level. Power gains of up to 80whp and 100wtq bring the car to life allowing 1/4 mile potential deep into the 10s. Unlike other generic tuning devices, the JB4 includes full CANbus integration via the OBDII port for advanced tuning, safety features, and diagnostics, as well as electronic wastegate control for superior boost targeting. This is simply the best tuning box available for your //M. 

Installation is fully reversible attaching to the TMAP sensors and OBDII port. The included electronic wastegate (EWG) wires are optional and allow the JB4 to take direct control of the wastegates for more precise boost targeting for higher boost maps. Firmware update loaded via JB4 Mobile or a BMS Data Cable will be provided free of charge as we expand the JB4's performance, maps, and features with future development.

Wirelessly connect the JB4 to your Bluetooth 4.0 compatible iOS and Android device via the JB4 Mobile connect kit, or to your Windows laptop with the BMS data cable. Both options allow you to record and analyze vehicle and tuning data, change JB4 performance maps, and update JB4 firmware as we release free newer versions with updates, more powerful maps, and new features under development. Separate JB4 Mobile app purchase also required.



F90 BMW M5 JB4

JB4 Features & Benefits

• Power gains of up to 80hp and 100tq to the wheels on a stock vehicle
• Improves 0-60 times and 1/4 mile times
• Preloaded with custom BMW tuning software and up to 8 maps for various fuel and modification levels
• The JB4 offers a lot more performance, functionality, and safety than your average performance chip
• Quick Plug & Play Installation
• Includes the rugged JB4 billet aluminum enclosure for protection
• CANbus OBDII integration offering unrivaled tuning features and performance
• Improved performance over non-integrated chip tunes
• Runs as smoothly as stock, this is how your vehicle should have come from the factory
• Compatible with all driving modes
• Fuel economy unchanged during normal driving
• Compatible with JB4 Mobile for smartphone logging, tuning changes, and adjustment
• 91 octane fuel or better required for performance gains
• Ethanol (E85) compatible tuning maps
• Able to read/delete fault codes
• Not VIN locked and can be removed without a trace and resold down the road
• Made in the USA
• Free USA Shipping
• 5 year warranty
 

APPLICATIONS

M5 Series
• 2018-Present BMW F90 M5 and M5 Competition

M8 Series
• 2020+ BMW F92 M8 Coupe and M8 Competition 
• 2020+ BMW F93 M8 Gran Coupe
• 2020+ BMW F91 M8 Convertible

MX Series
• 2020+ BMW X5M and X5M Competition 
• 2020+ BMW X6M and X6M Competition

 

JB4 FAQ

 

JB4 Tuned F90 BMW M5

 

JB4 Tune for 2020+ BMW M8 F91 F92 F93 V8 Twin Turbo 0-60 1/4 mile time

Dragy Results

2020 F92 BMW M8 with JB4, MAP 5, BMS Intake and MS109 Race Gas

0-60 and 1/4 mile times for BMW M8 V8 Twin turbo with a JB4 tuner

Burger Motorsports Development F90 BMW M5 0-60 time and 1/4 Mile GPS Times - Recorded with Dragy

 

Dyno Results

2018 F90 M5, All stock with JB4

2018 F90 M5, All stock with JB4

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