Stage 3 Audi S3 2.0 TFSI ECU File – 8P0907115H / 387951 / MED9.1 (Multi-Stage Tune incl. LO380) - Product specifications
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Full multi-stage tuning for Audi S3 2.0 TFSI MED9.1 with LO380 turbo support — from mild boost to full hardware builds.
- Seller Bin
- Creation date
Full multi-stage tuning for Audi S3 2.0 TFSI MED9.1 with LO380 turbo support — from mild boost to full hardware builds.
This comprehensive ECU tuning package for the 2008 Audi S3 2.0 TFSI offers progressive performance levels, from Stage 1 through Stage 3. Built on the Bosch MED9.1 platform (SW 387951, ECU 8P0907115H), it supports factory stock cars, lightly modified setups, and full upgrades including LO380 turbo conversions. Calibrations are dyno-validated and optimized for torque delivery, fuel efficiency, and safe power scaling with supporting mods.
Overview Feature list Copyright info Releases (1)
- Stage 1: mild boost & fuel increase for stock hardware
- Stage 2: optimised for intake + decat/downpipe + sport IC setups
- Stage 3: LO380 turbo support with matched fuelling and ignition
- Rev limiter and torque model recalibrated for drivability & safety
- Ignition timing and knock control maps adjusted to suit each stage
- Lambda regulation and boost target maps modified to increase spool
- Launch control and overrun functions adjusted (where supported)
- Developed on Bosch MED9.1 (8P0907115H) — SW version 387951
- Suitable for both daily driving and track use — each file dyno verified
- Supplied with original + all three tuning levels for progressive builds