Your selected options are no longer available with this item and have been replaced by options recommended by ECS.
The above image is for illustrative purposes only. Select options below.
Unitronic Performance Software - With UniCONNECT+ Cable
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 can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Unitronic UniCONNECT+ Cable (Cable Only, Software Not Included)
UniCONNECT+ makes it painless to flash your favorite Unitronic tunes
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!
4362321UH008-TLA
Availability:
In Stock
Est. Ship Date:
on Jul 6, 2026
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
Sale
SAVE 91%$164.99
This product was last offered at the strikethrough price on 06-22-2026
14.99
Unitronic Performance Software - Stage 1 - With UniCONNECT+ Cable
Gain up to 87 horsepower and 88 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!
436533420TSI-IS20-1-UC
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
Sale
SAVE 18%$814.99
This product was last offered at the strikethrough price on 06-22-2026
Gain up to 87 horsepower and 88 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!
436802620TSI-IS20-1D-UC
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
Sale
SAVE 12%$1264.99
This product was last offered at the strikethrough price on 06-22-2026
1114.99
Unitronic Performance Software - Stage 1+ - With UniCONNECT+ Cable
Gain up to 100 horsepower and 89 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!
436533720TSI-IS20-1+-UC
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
Sale
SAVE 17%$864.99
This product was last offered at the strikethrough price on 06-22-2026
Gain up to 100 horsepower and 89 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!
436802820TSI-IS20-1+D-U
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
Sale
SAVE 11%$1314.99
This product was last offered at the strikethrough price on 06-22-2026
1164.99
Unitronic Performance Software - Stage 2 - With UniCONNECT+ Cable
Gain up to 127 horsepower and 112 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!
436533920TSI-IS20-2-UC
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
Gain up to 127 horsepower and 112 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!
436803020TSI-IS20-2D-UC
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
Sale
SAVE 10%$1464.99
This product was last offered at the strikethrough price on 06-22-2026
1314.99
Unitronic Performance Software - Stage 2+ - With UniCONNECT+ Cable
Gain up to 171 horsepower and 119 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!
436534120TSI-IS20-2+-UC
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
Sale
SAVE 13%$1164.99
This product was last offered at the strikethrough price on 06-22-2026
Gain up to 171 horsepower and 119 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!
436803220TSI-IS20-2+D-U
Availability:
In Stock
Est. Ship Date:
in 1 Business Day
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
Sale
SAVE 9%$1714.99
This product was last offered at the strikethrough price on 06-22-2026
1564.99
Select 1 of the options below
SELECTED:
Special Care - VIN Confirmation
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
4376649SPECIALCAREVIN
Availability:
In Stock
Est. Ship Date:
on Jul 6, 2026
Lifetime Replacement
This product is backed by our Lifetime Replacement Program! Read more here
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 can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Features:
Engineered with Strict Industry Standards
Extensively Tested Under Various Driving Conditions
Factory Safety Limiters Retained
Advanced Torque Management by Gear (For maximum acceleration)
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
Required Hardware For Stage 2+:
Stage 2+ Turbo Upgrade Kit for 2.0 TSI Gen3 MQB FWD by Unitronic
*Unitronic cannot guarantee results for Clients using third-party hardware and results may vary as a result. Post-sale technical support can not be provided by Unitronic or its affiliates for Clients using third-party hardware.
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
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
A3 8V
Quattro
2.0T
Use vehicle selector to confirm fitment
Audi
MK3 TT (2014+)
Quattro
2.0T
Use vehicle selector to confirm fitment
Volkswagen
Golf VII
Hatchback
2.0T Gen3
Use vehicle selector to confirm fitment
Volkswagen
Golf VII Facelift
FWD
2.0T Gen3
Use vehicle selector to confirm fitment
Volkswagen
Jetta VII
GLI
2.0T Gen3
Use vehicle selector to confirm fitment
Volkswagen
Jetta VII
GLI Facelift
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.
This Product Is Covered By Our Lifetime Replacement Program
Some PDK components are covered by our Lifetime Replacement Program
Products protected by our Lifetime Replacement Program are covered for as long as you own the product, no need to worry about an expiration date. Purchase your products and enjoy some worry-free motoring, knowing we've got you covered.
If you have any questions, would like to learn more or are ready to place a replacement claim, click here!
This product is not eligible for Lifetime Replacement