Description
Unleash Up to 50 Extra Wheel Horsepower Without Flashing!
Maximize the performance of your 2021-Present Toyota GR Yaris and 2023-Present Toyota GR Corolla with the JB4 performance tuner. Designed to deliver power gains of up to 50 wheel horsepower and 60 wheel torque, this plug-and-play tuner attaches to two easy-to-access sensors in the engine bay and works with your factory DME tuning to remap boost, timing, and fueling for optimal performance and reduced turbo lag.
Key Features:
- Impressive Power Gains: Up to 50 wheel horsepower and 60 wheel torque on a stock vehicle.
- Advanced Processing: 64MHz processor samples sensors 800 times per second for smooth and powerful performance.
- Discrete Installation: Quickly installs and removes without a trace, leaving no footprint on your ECU.
- CANbus Integration: Fully CANbus equipped for advanced engine data mapping, logging, and diagnostics.
- Smartphone Connectivity: Wirelessly connect to your Bluetooth 4.0 compatible iOS or Android device via the JB4 Mobile connect kit, or to your Windows laptop with the BMS data cable for data recording, map changes, and firmware updates.
- E85 Compatibility: Tuning maps compatible with ethanol (E85) for higher performance.
- Real-Time Data: View and record up to 40 engine parameters in real-time using the JB4 app.
- Boost Control: Boost by gear in 1st, 2nd, and 3rd can be controlled for perfect launches.
- No Flashing Required: Gain performance without the risks associated with flashing the ECU.
- Maintains Fuel Economy: Fuel economy remains unchanged during normal driving.
- User-Friendly Installation: Quick and easy Plug & Play setup with no special tools required.
- Durable Design: Includes a rugged JB4 billet aluminum enclosure for protection.
- Made in the USA: High-quality construction with a 5-year extended warranty and free USA shipping.
Why Choose JB4?
- Power and Safety: Offers more performance, functionality, and safety than average performance chips.
- Convenience: Installation and removal are hassle-free, with no need for permanent modifications.
- Comprehensive Features: Preloaded with custom JB4 tuning software and up to 8 maps for various fuel and modification levels.
- Versatile Compatibility: Works seamlessly with all driving modes and requires 91 octane fuel or better for performance gains.
Vehicle Fitment:
- Toyota GR Yaris: 2021-Present Turbocharged 3cyl
- Toyota GR Corolla: 2023-Present Turbocharged 3cyl
