jb4-tune

10 месяцев назад

This video explores the differences between JB4 piggyback tuning and flash tuning for boosted BMWs. The presenter discusses the pros and cons of each method, highlighting the advantages of flash tuning in terms of drivability and ease of use. They also explain how a backend flash can improve the drivability of a JB4 setup.

1 год назад

This video tests the JB4 tuning box on a Toyota Supra, comparing its performance with and without the box, and with different JB4 maps. The owner also tests the car with a new downpipe, showcasing the gains in horsepower and torque. The video concludes with a question for viewers: should they go for a custom tune or a different tuning solution?

1 год назад

This video explains how to install and use the JB4 piggyback system for tuning a vehicle. The speaker demonstrates how to connect the JB4 to the map sensor and throttle body, and then shows how to use the app to adjust the fuel mixture and boost levels. They also discuss the benefits of using the JB4, such as increased power and fuel efficiency, while maintaining the factory warranty.

3 месяца назад

This video follows the installation and testing of a JB4 tuner on a 2025 Ram 1500 TRX. The tuner adds 104 horsepower to the wheels, significantly improving acceleration and performance. The video showcases the installation process, the tuner's features, and a 0-60 test.

3 месяца назад

This video follows a car enthusiast as they install a JB4 tune on their Hyundai Elantra N. They test the car's performance with and without a passenger, and explore the different maps available on the JB4 app. The video concludes with a discussion of the car's potential for further improvement with better tires and fuel.

3 года назад

This video compares the JB4 and JB+ performance tuning options for BMW G20 models. The reviewer discusses the pros and cons of each option, including cost, power gains, and customization features. They also share their personal experience with both tuning options and provide drag strip times to demonstrate the performance improvements.