JB4 Features & Benefits
Power gains of up to 50hp and 60tq 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
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
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The N20 / N26 JB4 expands upon the popular N20 / N26 Stage1 tune with CANbus functionality. This allows for multiple maps which can be changed in dash, built in diagnostics including code reading/deleting, ethanol support, and much more to come with free software updates. |
DYNO RESULTS328i on pump gas dyno  320 JB4 dyno  328 E85 dyno  |
N20 / N26 JB4 Applications:
BMW 2 Series:
" 2014+ 2 Series F22/F23 220i / 228i N20 & N26
BMW 3 Series:
" 2012+ 3 Series F30/ F31 320i / 328i N20 & N26
BMW 4 Series:
" 2014+ 4 Series F32/F33 420 / 428 N20 & N26
BMW 5 Series:
" 2011+ 5 Series F10 520 / 528 N20 & N26
Based in Simi Valley, California, Burger Motorsports is a manufacturer of high quality performance parts including the famous JB4 tuner, a wide range of air intakes, oil catch cans, and beautiful custom exhaust tips.
