BMW B38/B46/B48/B58 JB4 Tuner

BMW B38/B46/B48/B58 JB4 Tuner

Regular price
$529.00
Regular price
Sale price
$529.00
Unit price
per 
Availability
Sold out

JB4 Power Gains, Features, & Benefits

• Power gains of up to 100hp to the wheels on a stock vehicle
• Improves 0-60 times and 1/4 mile times
• Preloaded with custom JB4 BMW tuning software and up to 8 maps for various fuel and modification levels
• Ethanol (E85) compatible tuning maps
• Able to read/delete fault codes
• View and record up to 40 different gauges/engine parameters in real-time with the JB4 app.
• Boost by gear in 1st, 2nd, and 3rd can be controlled via the JB4 app for a perfect launch
• Exhaust flap operation can be controlled in most JB4 applications
• Compatible with JB4 Mobile for smartphone logging, tuning changes, and adjustment

• The JB4 offers a lot more performance, functionality, and safety than your average performance chip
• Quick Plug & Play Installation
• 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
• 91 octane fuel or better required for performance gains
• Not VIN locked and can be removed without a trace and resold down the road
• Includes the rugged JB4 billet aluminum enclosure for protection
• Made in the USA
• Free USA Shipping
• 5 year warranty

 If your BMW has a B38/B46/B48/B58 engine and you don't see your exact model on the list below please email us.

APPLICATIONS

Note: If your BMW has a B38/B46/B48/B58 engine and you don't see your exact model on the list below please email us.

BMW 1 Series
• 2021+ F40 B48 128ti
• 2019+ F40 B48 M135i
• 2019+ F40 B38 M118i
• 2015+ F20 F21 B58 M140i
• 2016+ F20 F21 B48 120i, 125i
• 2015+ F20 F21 B38 116i
• 2015+ F20 F21 B38 118i

BMW 2 Series
• 2016+ F22 F23 B58 M240i/iX
• 2017+ F22 F23 B48 230i/iX
• 2017+ F22 F23 B48 225i/iX 
• 2017+ F22 F23 B46 220i/iX
• 2015+ F22 F23 B38 218i
• 2015+ F45 F46 B38 216i Active tourer and GT
• 2014+ F45 F46 B38 218i, 220i 
Active tourer and GT
• 2019+ F44 M235i/iX

BMW 3 Series
• 2020+ 
G20 G21 B58 M340i/M340iX
• 2019+ G20 G21 B46 B48 318i/320i/320Li/320e/330i/330iX/330e/320Li
• 2016-2019 F30 F31 F34 B58 340i/340iX
• 2016-2018 F30 F31 F34 B48 330i/330iX/330e
• 2016-2018 F30 F31 B48 325i/325iX
• 2016-2018 F30 F31 B46 320i/320iX
• 2016-2018 F30 F31 B46 318i/318iX

BMW 4 Series
• 2021+ G22 G23 G26 B58 440i/440iX/Gran Coupe
• 2021+ G22 G23 G26 B48 420i/430i/430iX/Gran Coupe 
• 2016-2020 F32 F33 F36 B58 440i/440iX/Gran Coupe
• 2016-2020 F32 F33 F36 B48 430i/430iX/Gran Coupe
• 2016-2020 F32 F33 F36 B48 425i/425iX
• 2016-2020 F32 F33 F36 B46 420i/420iX
• 2016-2020 F32 F33 F36 B38 418i

BMW 5 Series
• 2017+ G30 G32 B58 540i/540iX
• 2017+ G30 G32 B46 B48 530i/530iX/530e
• 2021+ G30 545e

BMW 6 Series
• 2018+ G32 G33 B48/B58 630i/640i/640iX

BMW 7 Series
• 2016+ G11 G12 B58 740i/
740iX

BMW 8 Series
• 2019+ G14 G15 G16 B58 840i/8
40iX/Gran Coupe

BMW X Series
• 2016+ B46/B48 
X1
• 2018+ B46/B48 X2
• 2018+ G01 B48/B58 X3 2.0i/3.0i/M40i including xDrive and sDrive
• 2019+ G02 B48/B58 X4 2.0i/3.0i/M40i including xDrive and sDrive
• 2019+ G05 B58 X5 40i/40iX
• 2021+ G05 X5 45e
• 2019+ G06 X6 40iX 
• 2019+ G07 B58 X7 40i

BMW Z4
• 2019+ BMW G29 B58 Z4 M40i
• 2019+ BMW G29 B46/B48 Z4 30i and Z4 20i