Unitronic® Stage 2 ECU Performance Software is now available for the B9 Audi® S4®, S5® and SQ5® equipped with the 3.0TFSI® EA839 (CWG) engine.* With testing and validations completed, power output is increased by up to +116HP / +187LB-FT with Unitronic Stage 2 (93octane/98ron) Performance Software for a maximum of 467HP / 547LB-FT. This Performance Software is entirely compatible with our UniCONNECT+ cable, empowering Clients to tune their vehicles directly through the OBD-2 port within minutes, from the comfort of their own home or garage.

Features:

• Gains over stock: +113HP / +178TQ (93 Octane Fuel)
  
• Optimized Responsiveness, Smoothness, Drivability, and Comfort
• Ignition Timing Precisely Calibrated for Higher Octane Fuel
• Optimized Maximum Output
• Factory Safety Limiters Retained
• Power Delivery Perfectly Optimized Throughout the Power Band
• Speed Governor Removed
• Improved Fuel Efficiency
• Engineered with Strict Industry Standards
• Extensively Tested Under Various Driving Conditions
• Includes all Stage 2 tune variants and all lower software stages as well

Hardware Requirements:

• Intercooler Upgrade
• Upgraded downpipe
  
• Stage 2 TCU Software Upgrade (Included)

What's Included:

• Unitronic Stage 2 ECU Tune
• Unitronic UniCONNECT+ Cable (OPTIONAL)