N20 JB4 Applications:
BMW 2 Series:
• 2014+ 2 Series F22/F23 220i / 228i N20 & N26
BMW 3 Series:
• 2012+ 3 Series F30 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
The N20 JB4 expands upon the popular N20 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.
320 JB4 Dyno
328 E85 Dyno
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