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Stage 1 Custom Calibration

-Includes proprietary custom options and free revisions

-Launch Control, Lean Cruise and more availabe

-Horsepower gain of 75-90 chp over stock

-15-17 psi

Audi B5 S4 2000-2002 Stage 1 ECU Tuning

SKU: B5S4ecu1
  • Flashed custom calibration made for otherwise stock or near stock 2.7t powered B5 S4. Includes revisions and calibration for any fuel and elevation, price includes launch control. Our stage 1 targets 15 psi and produces approx 90 hp over stock.

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