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£749.17 – £873.33 VAT will be applied at the time of checkout Select OptionsS68 JB4 Tuner (BETA)
S68 JB4 Tuner (BETA)
Gains are up to 100hp on pump gas and up to 207hp on higher octane or E85 mixtures.
The ultimate tune for your 4.4L S68 powered BMW, the JB4 allows you to go from factory stock to full race and everywhere in between. The JB4 installs and removes easily and includes many unique features not found in any other tune, including user-adjustable 1st and 2nd gear boost limiting, smartphone integration, electronic wastegate control, ethanol fuel support, and built-in advanced CANbus-based diagnostic tools. Installation is easy and completely removable with no splicing or cutting of factory wires making the JB4 an excellent choice for your S68 engine.
Wirelessly connect the S68 JB4 to your Bluetooth 4.0 compatible iOS and Android® device via the JB4 Mobile connect kit or to your Windows® laptop with the BMS data cable. Both options allow you to record and analyze vehicle and tuning data, change JB4 performance maps, and update S68 JB4 firmware as we release free newer versions with updates, more powerful maps, and new features under development. A separate JB4 Mobile app purchase is also required.
£749.17 – £873.33 VAT will be applied at the time of checkout -
£582.50 – £706.67 VAT will be applied at the time of checkout Select OptionsJB4 for BMW B48/B58 GEN3 BETA
JB4 for BMW B48/B58 GEN3 BETA
Power gains of up to 130hp on a stock vehicle without the risks of flashing!
The JB4 is the most advanced and highly featured tuning system available for your B58 GEN3 powered vehicle. Power gains are up to 100whp to the wheels (125hp crank) on a completely stock car on 93 octane, and even higher with ethanol fuel mixed in!
This new JB4 BMW tuner is specifically designed for the latest B58 variant and is capable of processing the new ultra fast SENT digital sensor signals in real time with zero latency. The JB4 features a simple plug & play installation harness for easy installation & removal and includes many features not found with any other tune. Including on the fly in-app map switching between factory and various performance maps, boost limiting by gear for improved traction in lower gears, progressive water/methanol support, built-in data logging, built-in code reading, and much more. Other more expensive tuners may claim to equal the JB4’s technology but upon closer examination lack most if not all of the JB4’s features.
£582.50 – £706.67 VAT will be applied at the time of checkout -
£1,165.83 – £1,290.00 VAT will be applied at the time of checkout Select OptionsJB4 Tuner for 2016-2022 G12 N74 V12 BMW M760Li xDrive (BETA) + Wireless Bluetooth Connect Kit
JB4 Tuner for 2016-2022 G12 N74 V12 BMW M760Li xDrive (BETA) + Wireless Bluetooth Connect Kit
Gains are up to 104hp on pump gas and up to 198hp on higher octane or E85 mixtures.
The ultimate tune for your 2016-2022 G12 BMW M760Li xDrive V12. The JB4 allows you to go from factory stock to full race and everywhere in between. The JB4 includes many unique features not found in any other tune, including user-adjustable 1st and 2nd gear boost limiting, smartphone integration, electronic wastegate control, ethanol fuel support, and built-in advanced CANbus-based diagnostic tools. Installation is easy and completely removable with no splicing or cutting of factory wires making the JB4 an excellent choice for your V12 engine.
Wirelessly connect the N74 V12 JB4 to your Bluetooth 4.0 compatible iOS and Android® device via the included JB4 Mobile connect kit. This allows you to record and analyze vehicle and tuning data, change JB4 performance maps, and update N72 V12 JB4 firmware as we release free newer versions with updates, more powerful maps, and new features under development. A separate JB4 Mobile app purchase is also required.
£1,165.83 – £1,290.00 VAT will be applied at the time of checkout -
£832.50 – £956.67 VAT will be applied at the time of checkout Select OptionsS68 JB4 Tuner for 2023+ BMW XM & 2024+ BMW X5M / X6M (BETA)
S68 JB4 Tuner for 2023+ BMW XM & 2024+ BMW X5M / X6M (BETA)
Gains are up to 125hp on pump gas and up to 260hp on higher octane or E85 mixtures.
The ultimate tune for your 4.4L S68 powered BMW XM, X5M, & X6M. The JB4 allows you to go from factory stock to full race and everywhere in between. The JB4 installs and removes easily and includes many unique features not found in any other tune, including user-adjustable 1st and 2nd gear boost limiting, smartphone integration, electronic wastegate control, ethanol fuel support, and built-in advanced CANbus-based diagnostic tools. Installation is easy and completely removable with no splicing or cutting of factory wires making the JB4 an excellent choice for your S68 engine.
Wirelessly connect the S68 JB4 to your Bluetooth 4.0 compatible iOS and Android® device via the JB4 Mobile connect kit or to your Windows® laptop with the BMS data cable. Both options allow you to record and analyze vehicle and tuning data, change JB4 performance maps, and update S68 XM JB4 firmware as we release free newer versions with updates, more powerful maps, and new features under development. A separate JB4 Mobile app purchase is also required.
£832.50 – £956.67 VAT will be applied at the time of checkout
