Description
JB1 Stage 1 Group 4
Unleash your vehicle's potential with the JB1 Stage 1 Group 4, a user-adjustable, plug-and-play tuning solution for all MQB-based models in the VW Audi Group range. Power gains on the Jetta GLI start at 35whp and 45ft-lb with 91 octane fuel and a +3.5psi boost over stock settings, or 4.0psi over stock for 93 octane. Engine estimates show gains of 50bhp and 55ft-lb. For the 1.8T engine, expect 30whp and 50ft-lb gains on 91 octane, delivering a more exhilarating driving experience.
JB4 Group 4
The JB4 Group 4 is an advanced, user-adjustable, plug-and-play tuning solution for Gen3 Jetta GLI and Turbo Beetle models. Starting power gains are 55bhp and 60ft-lb on 91 octane/95Ron fuel with a +4.0 psi boost over stock settings. With bolt-on modifications, higher octane fuel, and boost adjustments using the optional BMS Data Cable, gains can reach up to 80bhp and 80ft-lb.
The JB4 offers CANbus connectivity for more sophisticated tuning, including direct AFR control, advanced safety systems for boost and air/fuel ratio, fuel trims, and engine knock management. Boost mapping by gear improves traction, while integrated water/meth control enhances performance. The JB4 can also be stacked over flash tuning, allowing for fine-tuning, meth control with safety measures, and full logging.
Wirelessly connect the JB4 to your Bluetooth 4.0 compatible iOS or Android device via the JB4 Mobile connect kit, or to your Windows laptop with the BMS data cable. Both options allow comprehensive vehicle data analysis, performance map adjustments, and firmware updates. Note: JB4 Mobile app purchase is required separately.
JB4 Features & Benefits:
- Enhances 0-60 times and 1/4 mile times
- Preloaded with custom VW tuning software and up to 8 maps for various fuel and modification levels
- Offers superior performance, functionality, and safety compared to average performance chips
- Easy Plug & Play Installation
- CANbus OBDII integration for unrivaled tuning features and performance
- Smooth performance akin to stock, optimized for factory feel
- Compatible with all driving modes
- Maintains fuel economy during normal driving
- Supports JB4 Mobile for smartphone logging, tuning changes, and adjustments
- Requires 91 octane fuel or better for optimal performance gains
- Compatible with Ethanol (E85) tuning maps
- Capable of reading/deleting fault codes
- Not VIN locked; easily removable without a trace and resellable
- Proudly made in the USA with free shipping within the USA
- Comes with a 5-year warranty
Vehicle Fitment:
Volkswagen:
- 2013.5-2018 VW Jetta MK6 GLI Gen 3
- 2013-2020 VW Beetle 2.0T Gen 3
- 2014-2020 VW Beetle 1.8T
- 2014-2019 VW Jetta 1.8T Gen 3 170hp
- 2014-2019 VW Passat 1.8T Gen 3 170hp
Enhance your VW or Audi's performance with JB1 Stage 1 and JB4 tuning solutions, offering substantial power gains, advanced safety features, and seamless integration for an unparalleled driving experience.
