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Pricing
EUR 634
USD 689 / EUR 634 / UAH 32,639
Power gains of up to 30hp and 50tq to the wheels on a stock vehicle Ready to take your 2021+ Range Rover 2.0L Turbo to the next level? How does up to 30hp to the wheels sound? More horsepower means better throttle response, faster acceleration, and more fun while keeping normal driving and gas mileage unchanged.
No ECU flash needed and compatible with locked ECUs The JB4 features a simple plug and play installation harness for easy installation and includes many features not found on any other tune. Including the ability to enable/disable the tuning from the driver's seat, gear-dependent boost control to help with traction, E85 compatibility, built-in diagnostic code reading/deleting, expanded engine safety systems, free firmware updates, in dash boost gauge, the ability to control the exhaust flapper using your BC button, and much more.The JB4 does not require any additional modifications or previous stages.
Simply install the JB4 as your first and only modification and enjoy an entirely new fast and smooth racing experience.The JB4 is a full plug and play device that installs and removes in minutes at home without special tools and unlike flash maps that permanently write over your DME with the JB4 your DME is never aware it's running more than the factory power levels. And when you're ready to change things up the JB4 is not VIN locked and can be moved to your next vehicle or resold.
Wirelessly Connect to your JB4: Grab our all-new JB4 PRO smartphone connection to wirelessly connect the JB4 tuner to your Bluetooth 4.0 compatible iOS or Android device. This option allows you to record and analyze vehicle and tuning data, change JB4 performance maps, and update JB4 firmware as we release free newer versions with updates, more powerful maps, and new features under development.
Our new adapter fits fully inside the JB4 enclosure for enhanced weather protection and a more streamlined look. The JB4PRO Free app features an intuitive easy-to-use interface, help buttons, and advanced log analysis tools that can estimate the performance of your car and help identify any tuning concerns.
Range Rover
