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Unitronic Performance Software - Flashed @ ECS

Choose the stage that meets your power goals!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Unitronic
Unitronic
ES#:
4389432
Mfg#:
20TSI-IS38
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Unitronic Performance Software - Flashed @ ECS

Starting at: $500.00
SALE: 500.00
Starting at: $500.00
WAS: $650.00 on 06-22-2026

This product was last offered at the strikethrough price on
06-22-2026


Sale Save 23%
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This product is lifetime replacement eligible
This product is backed by our
Lifetime Replacement Program! Read more here
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Unitronic Performance Software - Stage 1 - With DSG Software
Gain up to 67 horsepower and 58 lb-ft of torque on 91 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
4365434 20TSI-IS38-1D
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
This product is lifetime replacement eligible Lifetime Replacement
This product is backed by our
Lifetime Replacement Program! Read more here
Sale
SAVE 14% $1100.00

This product was last offered at the strikethrough price on
06-22-2026

950.00
Unitronic Performance Software - Stage 1+
Gain up to 87 horsepower and 70 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
4365404 20TSI-IS38-1+
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
This product is lifetime replacement eligible Lifetime Replacement
This product is backed by our
Lifetime Replacement Program! Read more here
Sale
SAVE 21% $700.00

This product was last offered at the strikethrough price on
06-22-2026

550.00
Unitronic Performance Software - Stage 1+ - With DSG Software
Gain up to 87 horsepower and 70 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
4365436 20TSI-IS38-1+D
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
This product is lifetime replacement eligible Lifetime Replacement
This product is backed by our
Lifetime Replacement Program! Read more here
Sale
SAVE 13% $1150.00

This product was last offered at the strikethrough price on
06-22-2026

1000.00
Unitronic Performance Software - Stage 2
Gain up to 109 horsepower and 88 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
4365406 20TSI-IS38-2
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
This product is lifetime replacement eligible Lifetime Replacement
This product is backed by our
Lifetime Replacement Program! Read more here
Sale
SAVE 20% $750.00

This product was last offered at the strikethrough price on
06-22-2026

600.00
Unitronic Performance Software - Stage 2 - With DSG Software
Gain up to 109 horsepower and 88 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
4365438 20TSI-IS38-2D
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
This product is lifetime replacement eligible Lifetime Replacement
This product is backed by our
Lifetime Replacement Program! Read more here
Sale
SAVE 12% $1300.00

This product was last offered at the strikethrough price on
06-22-2026

1150.00

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Product Details

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next

Features:

  • Engineered with Strict Industry Standards
  • Extensively Tested Under Various Driving Conditions
  • Factory Safety Limiters Retained
  • Engine Temperature Protection (Rev Limit based on Engine Coolant Temperature)
  • Optimized Responsiveness and Drivability
  • Optimized Smoothness and Driving Comfort
  • Power Delivery Perfectly Optimized Throughout the Power Band
  • Improved Fuel Efficiency
  • Speed Governor Removed

Stage 1+ Adds:

  • Ignition Timing Precisely Calibrated for Higher Octane Fuel

Stage 2 Adds:

  • Exhaust Overrun/Crackle Enabled

Required Hardware For Stage 2:

  • 3 inch downpipe

 

Note: Performance Software for your ECU Box Code is subject to availability.

 

DSG Software Features:

  • Engineered with Strict Industry Standards
  • Extensively Tested Under Various Driving Conditions
  • Optimized Responsiveness and Drivability
  • Optimized Smoothness and Driving Comfort
  • Rpm Limiter Increased to 6800
  • Optimized "D" and "Sport Mode
  • Gear Display Enabled in D and S Mode
  • Launch Control increased to 3600
  • Optimized cruising upshift setpoint for maximum responsiveness
  • Sport Mode Wide Open Throttle Upshifts optimized for maximum acceleration

Stage 2 DSG Software Adds:

  • Launch Control increased to 4000
  • Sport Mode Wide Open Throttle Upshifts optimized for maximum acceleration

 

Note: Performance Software for your TCU Box Code is subject to availability.

Not for sale or use in the state of California on any pollution-controlled vehicle as per the California Air Resources Board.

This Part Fits the Following Vehicles

Make Model Submodel Engine Special Fitment Notes
Audi 8V S3 Quattro 2.0T Use vehicle selector to confirm fitment
Audi TTS MK3 (2014+) 2.0T Use vehicle selector to confirm fitment
Volkswagen Golf VII R 4Motion 2.0T Gen3 Use vehicle selector to confirm fitment
Volkswagen Golf VII R Facelift 4Motion 2.0T Gen3 Use vehicle selector to confirm fitment
*The above product applications have been written by ECS Tuning. All warranties, product application, fitment, and performance are the responsibility of ECS Tuning. For additional information see the terms of use.
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