Unitronic Stage 3 ECU Tune 8P A3 2.0T

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UnitronicSKU: UNI-S3-8PA320FSI DIY Difficulty: EASY

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Select Engine: 2.0T FSI

$850 $950

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Performance Stage 3 ECU Software Precisely Engineered for your 8P A3 with the 2.0T engine.  This vehicle has added support through UniCONNECT+ which allows you to program your own vehicle right in your own garage.

Unitronic software is flashed directly through the (OBDII) diagnostic port of your vehicle (10-15 minutes).


  • Gains over stock: Up to 300HP (400HP TSI) (91-93 Octane Fuel)
  • Engineered with Strict Industry Standards
  • Extensively Tested Under Various Driving Conditions
  • Optimized Responsiveness and Drivability
  • Power Delivery Perfectly Optimized Throughout the Power Band
  • Speed Governor Removed
  • RPM Limiter Increased to 7100 (With Stock Head)
  • Ignition Timing Precisely Calibrated for Higher Octane Fuel
  • Includes Stage 3 tune and all lower software stages
  • Hardware Requirements:
    • Downpipe
    • Intercooler Kit
    • Upgraded Exhaust System
    • RS4 Injectors
    • High Pressure Fuel Pump Upgrade
    • Upgraded Intake

What's Included:

  • Unitronic Stage 3 ECU Tune
  • Unitronic UniCONNECT+ Cable (OPTIONAL)

Vehicle Fitment

Model   + Drivetrain  
8P A3 2.0T I4 +

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