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New Tuning File Available: Supra 3.0T B58B30M1 — MG1CS201 R4C9H6B5BKLZX4 Bosch — ECU Files R4C9H6 - Toyota / BMW Stage 2 — SW: R4C9H6B5BKLZX4 — An aggressive tune for the B58 engine, calibrated for a high-flow downpipe to deliver ~434Hp & 600Nm.
Welcome to the official discussion thread for the Toyota / BMW 3.0T 340hp (B58B30M1) tuning package. This calibration is specifically developed for the MG1CS201 ECU and optimized to work seamlessly with the DCT.
Target Performance: 339.9 PS / 250.0 kW.
Share your experience!
Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
➜ Download Tuning File / View Full Specs
Discussion & Reviews: Toyota / BMW 3.0T 340hp (B58B30M1)
Welcome to the official discussion thread for the Toyota / BMW 3.0T 340hp (B58B30M1) tuning package. This calibration is specifically developed for the MG1CS201 ECU and optimized to work seamlessly with the DCT.
Target Performance: 339.9 PS / 250.0 kW.
Share your experience!Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
All tuning files were acquired through official EVC.de resellers and verified on a professional dynamometer. Each calibration corresponds to the developer listed in the “Modified By” section — performance graphs may be available on their official website. These files are intended for motorsport or off-road use only. Ensure proper installation and do not operate the vehicle aggressively without first confirming mechanical condition. The seller accepts no responsibility for misuse or non-compliant road use.
Extended Product Information
- Calibrated for a target output of ~434Hp and 600Nm.
- Requires a high-flow or decat downpipe for correct operation.
- Aggressive boost, fuel, and ignition maps for maximum performance.
- Transmission torque limiters adjusted to handle the increased power.
- Catalyst monitoring disabled in software for decat pipes (for off-road use).
- All engine safety systems retained and recalibrated for high-performance use.
➜ Download Tuning File / View Full Specs
