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New Tuning File Available: Audi S5 3.0 TFSI ECU File – Simos8.4 S8400H3000000 / 0005 (Optimized Performance) 8K0907551 - High-efficiency Stage 2 remap for Audi S5 B8 3.0 TFSI – improved power delivery and throttle precision via Simos8.4 ECU tuning.
Welcome to the official discussion thread for the Audi 3.0 TFSI tuning package. This calibration is specifically developed for the Simos8.4 ECU and optimized to work seamlessly with the automatic transmission.
Target Performance: 333.0PS / 244.9KW.
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: Audi 3.0 TFSI
Welcome to the official discussion thread for the Audi 3.0 TFSI tuning package. This calibration is specifically developed for the Simos8.4 ECU and optimized to work seamlessly with the automatic transmission.
Target Performance: 333.0PS / 244.9KW.
Share your experience!Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
Extended Product Information
- Stage 2 ECU tuning for Audi S5 B8 3.0 TFSI (CAKA engine)
- Torque and boost targets recalibrated for stronger mid-range acceleration
- Throttle response mapping optimized for sporty pedal input
- Ignition strategy adapted to support high-octane fuels
- Fully compatible with aftermarket intake & exhaust upgrades
- No DTC removals or emissions defeat included – clean performance profile
- Built on Siemens Simos8.4 with software S8400H3000000 / 0005
- Original file included for restore or comparison
- Tested on dyno with CMD Flash read/write process
➜ Download Tuning File / View Full Specs