JB4 Tuner for VW MK6 GOLF R


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Average shipping time: 5 - 20 days across NSW, ACT, VIC & QLD. 10 - 25 days across WA, SA, NT & TAS. hoursminutes

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The JB4 is a true user adjustable plug and play solution. 

Power Gains: Starting at 20kw and 40nm with up to 35kw in certain rpm ranges.

The JB4 features CANbus connectivity for more advanced tuning, direct AFR control, advanced safety systems for boost, air/fuel ratio, fuel trims, and engine knock, boost mapping by gear for improved traction, integrated water/meth control, and much more. 

The unit can be used with our JB4 Bluetooth Connect kit or Data Cable providing for full in car engine parameter display, map switching and adjustment.

Alfa Romeo JB4 Tuner

Features & Benedits

  • Improves 0-60 times and 1/4 mile times
  • Preloaded with custom tuning software and up to 8 maps for various fuel and modification levels
  • 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
  • Compatible with JB4 Mobile for smartphone logging, tuning changes, and adjustment
  • 98 octane fuel or better required for performance gains
  • Ethanol (E85) compatible tuning maps
  • Able to read/delete fault codes
  • Not VIN locked and can be removed without a trace and resold down the road
  • Made in the USA
  • Free USA Shipping
  • 5 year warranty

  • VW MK6 Golf GTI
  • VW MK6 Golf R
  • VW MK6 Jetta GLI pre 2013.5
  • VW CC
  • VW Tiguan 5N MK1 and 2


VW MK6 2.0TSI GTI, R, GLI, CC, S3, Tiguan MK1&2 dyno JB4 tuned 0-60


Pair your JB4 tuner with the JB4 Bluetooth Wireless Phone & Tablet Connect Kit Rev 3.7 - Pinned Power Wire to change maps and log data wirelessly.



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