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 For vehicles with CAEB or CJAA engine code only. Vehicles with DSG require DSG tune.
Gain up to 28 horsepower and 24 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! This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next For BHK, BLV, BWS and BHL engine codes only.
Brand:
ES#:
4465087
Mfg#:
3.6-FSI-1
In Stock
ON SALE!
SAVE 27%
$550.00
This product was last offered at the strikethrough price on 06-22-2026
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
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
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 For vehicles with FSI engines only.
This upgrade can only be performed with the car at ECS Tuning's location in Ohio.
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio. Ship your ECU for free. For vehicles with mass airflow sensor only. 181hp/204lb-ft (93 octane) --- 180hp/201lb-ft (91 octane),
Gains of up to +72 horsepower and +61 ft-lbs of torque!
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa
Plug-and-play performance solution - Enjoy gains of up to 35% more horsepower and 25% more torque
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3558905
Mfg#:
CW02119
Ships in 1 Business Day
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$449.99
This product was last offered at the strikethrough price on 07-04-2026
Plug-and-play performance solution - Enjoy gains of up to 35hp and 47 ft-lbs torque, without voiding warranty!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3618290
Mfg#:
CW02119-1
Ships in 1 Business Day
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$449.99
This product was last offered at the strikethrough price on 07-04-2026
Average gain of 40 horsepower and 75 lb-ft of torque
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Requires upgraded fuel injectors and upgraded clutch if not equipped with factory Luk clutch. For vehicles from the 2000 model year only. Vehicles older
Average gain of 35 horsepower and 65 lb-ft of torque on 91 Octane @ 18 PSI
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with AWP engine code only
Average gain of 45 horsepower and 60 lb-ft of torque on 91 Octane @ 16 PSI
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with APH or AWV engine codes only
Average gain of 38 horsepower and 69 lb-ft of torque on 91 Octane @ 18 PSI
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with ATW & AWM engine codes only
For customers that already have APR software on their car and are upgrading to a K04
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio. For vehicles with TSI engines only.
Add power and performance with special ECU software upgrades from recognized tuning leaders like APR, 034Motorsport, Unitronic, Integrated Engineering. Let our trained support staff show you how to pick the performance ECU software upgrade that suits your driving preferences and budget.
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