Audi S4/S5 B9 Stage 1 ECU Tune – 3.0T EA839 V6 Rear Wing "name":"Capristo Valved Exhaust Muffler with

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Audi S4/S5 B9 Stage 1 ECU Tune – 3.0T EA839 V6 Rear Wing "name":"Capristo Valved Exhaust Muffler withSPEC STOCK YPG TUNED GAIN Power 349 HP 430 HP +81 HP Torque 500 Nm 597 Nm +96 Nm 3. 0T YPG Motorsport's Stage 1 ECU Tune for the Audi S4 and S5 B9 unlocks the hidden potential of the 3. 0 liter turbocharged EA839 V6. This pump fuel calibration delivers RS4 rivaling power with zero hardware changes transforming your S line into a properly fast daily driver. Performance Gains Stock: ~349 HP 369 lb ft Stage 1: ~430+ HP 440+ lb ft What's Included Custom