JB4 Tuner 2.5L Turbo

The Burger Motorsports JB4 Tuner is a plug-and-play performance module designed to enhance turbocharged Mazda 2.5L engines. This device installs between your car's sensors and its ECU, manipulating vehicle performance by remapping boost, timing, and fueling. It features a high-speed 64mhz processor capable of sampling sensors 800 times per second, ensuring smooth and powerful performance delivery. Installation is straightforward and discreet, with the ability to be removed without a trace, unlike flash re-maps. The JB4 integrates seamlessly with your factory ECU tuning and is compatible with all driving modes. It does not impact fuel economy during normal driving conditions. The tuner also offers enhanced functionality through a plug-and-play CANbus OBDII connection, allowing it to monitor critical engine data such as pedal position, throttle position, timing advance, fuel trims, air/fuel ratio, and engine knock in real-time. This integration enables sophisticated tuning algorithms and unparalleled power delivery. The JB4 provides multiple maps tailored to various fuel and modification levels, including E85 compatibility. It offers advanced safety features like lean run and over-boost protection, along with more detailed logging capabilities. For improved traction, it includes boost-by-gear functionality. The unit is VIN-locked and can be removed and resold. It comes with a rugged billet aluminum enclosure for protection and is designed and assembled in the USA, backed by a 5-year warranty. Optional wireless connectivity via the JB4 PRO smartphone app allows for real-time data analysis, map changes, and firmware updates. Performance gains of up to 40whp and 50wtq are achievable on factory vehicles, and 91 octane fuel or better is required for optimal results. This JB4 Tuner is specifically designed for the following Mazda models: 2021+ Mazda 3 SKYACTIV 2.5L Turbo, 2017+ Mazda 6 SKYACTIV 2.5L Turbo, 2017+ Mazda CX-5 SKYACTIV 2.5L Turbo, 2016+ Mazda CX-9 SKYACTIV 2.5L Turbo, 2021+ Mazda CX-30 SKYACTIV 2.5L Turbo, and 2023+ Mazda CX-50 SKYACTIV 2.5L Turbo.