Description
Unlock the full potential of your BMW N20/N26 2.0L Turbo engine with the JB4 performance tuner from Burger Motorsports (BMS). Whether you’re running a completely stock setup or a fully modified build, the JB4 delivers up to 100hp to the wheels, transforming your vehicle’s performance. With its plug & play installation, in-dash boost gauge, E85 tuning support, and on-the-fly map switching, the JB4 stands as the most advanced tuning solution available.
Key Features & Benefits
✅ Huge Power Gains – Up to 50hp/60tq on stock and 100hp/120tq with supporting mods
✅ Plug & Play Installation – No cutting or splicing, installs in minutes
✅ Smartphone & Laptop Connectivity – Wireless Bluetooth support (via JB4 Connect Kit) & BMS data cable
✅ 8 Preloaded Maps – Custom tuning for different fuel types and modification levels
✅ Boost by Gear Control – Optimize power delivery for maximum traction
✅ CANbus Integration – Real-time engine monitoring, fault code reading/deleting
✅ No VIN Lock – Can be transferred to another BMW or resold
✅ Works with OEM Driving Modes – Comfort, Sport, and Sport+ compatibility
✅ Fuel Economy Unaffected – Maintains efficiency during normal driving
✅ 91+ Octane Recommended – Higher octane fuels unlock maximum gains
✅ Made in the USA – Backed by a 5-year extended warranty
Vehicle Fitment
BMW 2 Series
- 2014-2016 F22/F23 220i, 228i N20/N26
BMW 3 Series
- 2012-2016 F30/F31 320i, 328i N20/N26
BMW 4 Series
- 2014-2016 F32/F33 420i, 428i N20/N26
BMW 5 Series
- 2011-2016 F10 520i, 528i N20/N26
BMW X Series
- 2011-2017 F25 X3 xDrive20i, xDrive28i
BMW Z4 & X1 (E Chassis)
- 2013-2016 E89 Z4 28i N20/N26
- 2013-2015 E83 X1 28i xDrive 2.0L Turbo
Why Choose the JB4 Over Other Tunes?
Unlike generic piggyback or flash tunes, the JB4 features advanced CANbus integration, providing superior power, safety, and adaptability. It continuously adjusts boost, fuel, and timing for optimal performance and reliability while retaining stock-like drivability. Additionally, the free firmware updates ensure your JB4 is always up to date with the latest tuning advancements.
