Description
JB4 Performance Tuner for VW EA888 Gen3 MQB 2.0T (210hp / 220hp / 230hp Models)
Unlock the full performance potential of your VW EA888 Gen3 MQB 2.0T engine with the JB4 Plug & Play Performance Tuner—the most advanced and feature-rich tuning solution available for MQB-platform Volkswagen and Audi vehicles. Designed for 210hp, 220hp, and 230hp variants, the JB4 delivers significant real-world performance gains, dramatically improving throttle response, 0–60 times, and quarter-mile acceleration—all while maintaining OEM-level smoothness and reliability.
Using high-speed CANbus integration, the JB4 precisely adjusts boost, timing, and fuel strategies based on real-time engine data. With up to 8 selectable maps, E85-compatible tuning, boost-by-gear control, and full smartphone app support via the FREE JB4PRO app, the JB4 stands far above typical “chip tunes” in both capability and safety.
Engineered in the USA and built inside a rugged billet aluminum enclosure, the JB4 is a complete tuning platform that grows with your modifications and can be removed without a trace whenever needed.
Key Features & Benefits
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Significant performance gains with faster 0–60 and 1/4-mile acceleration
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Preloaded with custom JB4 VW/Audi maps with up to 8 selectable tuning modes
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E85-compatible maps for maximum power and flexibility
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Read and clear engine fault codes directly from the JB4PRO app
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Log and monitor 40+ engine parameters in real time
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Boost-by-gear control for improved traction and a perfect launch
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FREE JB4PRO app support for smartphone logging, tuning changes, and adjustments
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More advanced and safer than standard piggyback chips thanks to CANbus OBDII integration
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Quick and simple plug-and-play installation
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Smooth OEM-like drivability under all conditions
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Works seamlessly with all factory driving modes
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No impact on fuel economy during normal driving
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Requires 91+ octane fuel for performance maps
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Not VIN-locked—can be removed and resold at any time
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Durable billet aluminum enclosure for long-term protection
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Designed and assembled in the USA
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Backed by a 5-year warranty
JB4 Resources
(Links can remain as-is on your product page without rewriting.)
• JB4 General Discussion & Technical Overview
• User Logging, Map Setup, and DIY Guides
• Contact George at BMS for VW/Audi support: george@burgertuning.com
What Is a JB4?
The JB4 is a sophisticated plug-and-play tuning module for turbocharged vehicles. Installed between the ECU and engine sensors, it dynamically adjusts key performance parameters—including boost pressure, spark timing, and fuel trims—to safely deliver more power and torque.
Unlike basic piggyback systems, the JB4 uses advanced data streams from CANbus to make highly precise, real-time tuning decisions. It also receives frequent free updates with new maps and firmware enhancements. The system is fully removable, not VIN-locked, and can be transferred between vehicles or resold later.
Is the JB4 a Real Tune?
Yes. The JB4 performs real-time tuning adjustments similar to those found in ECU reflashes but without modifying or unlocking the factory ECU. By controlling boost, timing, AFR, and fueling strategies, the JB4 delivers smooth, safe, and substantial performance gains while preserving all factory safety protocols and diagnostic functions.
