Программа на BMW jb4

How To Use A JB4 On Your BMW N54/N55 - Full Tutorial!

Which JB4 Map Should You Run On Your BMW N54/N55? Come see!

How To Use The BMW JB4 Mobile App!!

BMW N54 MHD JB4 BEF Flash! How To DIY!

How To Data Log Your BMW N54 N55 135i 335i 535i Using A JB4 + Bluetooth Connect Kit!

BMW 335i N54 JB4 map 5 without any other upgrades

Change your BMW exhaust sound!! JB4 CAN Flap Control DEMO 335i 435i M3 M4

Top 7 BENEFITS To Running A BMW N54 JB4/Flash vs. MHD Alone!

JB4/MHD/Cobb/Custom BMW N54/N55 Tunes Explained!

BMW M240i ~ 380 HP - JB4 tuning 0-250 km/h