BOOTMOD3 (BM3) Tuning Licence for Toyota GR Supra MK5/MkV A90 J29 3.0 B58 - OBD ECU/DME Flash Remap Software, OTS Stage 1/2 Maps, Map Switching & Logging App - Free ENET Cable

BOOTMOD3 BM3 software licence for Toyota GR Supra MK5 A90 J29 3.0 B58 with free ENET lead

Transform your GR Supra 3.0 with the BOOTMOD3 software activation for the B58 engine. This cloud-driven engine control upgrade lets you program the ECU through the OBD port using the included Ethernet OBD cable, giving you rapid at-home programming, off the shelf calibrations, optional custom tuning, live data logging and instant profile switching from your phone or laptop. At MJ Modifications we run BOOTMOD3 on our own builds and our customers consistently report sharper throttle response, harder mid-range pull and a smoother, more refined drive.

Why enthusiasts choose this GR Supra B58 software

• OBD programming at home using the supplied ENET OBD to Ethernet lead, no mailing ECUs
• Includes one off the shelf calibration, choose Stage 1 or Stage 2 to match your fuel and hardware
• In-app data logging with extensive sensor channels and performance gauges
• Instant map switching inside the BM3 app, great for daily, track or drag setups
• Offline flashing supported for workshops and race environments
• Restore factory software at any time and re-lock the ECU if required
• Cloud backup for calibrations and logs, easy sharing with your tuner
• Diagnostics built in, read and clear fault codes, reset adaptations
• Custom calibration pathway with full map editor and a global tuner network

Real-world gains on the B58 platform

Choose the calibration that suits your petrol and bolt-ons. Expected increases are up to:

• Stage 1 91 AKI, up to 22 percent power and 25 percent torque
• Stage 1 93 AKI, up to 25 percent power and 25 percent torque
• Stage 1 E30 blend, up to 28 percent power and 27 percent torque
• Stage 2 91 AKI, up to 26 percent power and 28 percent torque
• Stage 2 93 AKI, up to 28 percent power and 28 percent torque
• Stage 2 E30 blend, up to 34 percent power and 30 percent torque

Aggressive burble variants are available for Stage 2 if you want a louder overrun character.

Included feature set

• Top speed limiter removal
• Exhaust overrun control in the app on OTS and custom calibrations
• Exhaust valve behaviour adjustments
• Cold start reduction for quieter morning starts
• Catalyst efficiency DTC suppression for off-road use on de-cat systems
• Support for upgraded or hybrid turbochargers
• Ethanol blend, race fuel and methanol injection custom tuning options
• Custom throttle sensitivity mapping
• Optional backend flash for use with piggyback devices

What is in the box

• BOOTMOD3 BM3 software licence for Toyota GR Supra A90 J29 3.0 B58
• One OTS calibration included, choose Stage 1 or Stage 2
• Free ENET OBD to Ethernet cable for fast OBD programming

Vehicle compatibility

2020 onward Toyota GR Supra MK5 A90 J29 3.0 B58.

Note: cars built March 2019 onward or running late 2019 software may require a bench unlock to enable OBD programming. Contact us for guidance.

Requirements

• ENET OBD cable for OBD programming, supplied free
• Optional BM3 OBD WiFi Agent is not required but adds wireless convenience for flashing and logging

Why buy from MJ Modifications

• We use this calibration suite in-house and trust it for reliability, drivability and big gains
• Excellent customer feedback and aftercare from our Warwickshire team
• UK specialist support, email info@mjmodifications.co.uk for quick advice

Fitting and support

Prefer professional setup, health checks or dyno verification. Book with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk and our technicians will take care of everything from unlocking to flashing and testing.

Installation notes

DME removal is typically not required. Vehicles with November 2019 or newer software may still need a bench unlock before OBD programming is enabled. We can arrange this service and handle the full process for you, just get in touch.

Warranty and emissions

Engine software changes can affect manufacturer warranty coverage. Certain functions are intended for off-road or motorsport use only and may not be legal for road use. You are responsible for compliance with local laws and regulations.

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