Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Brand:
ES#:
4369222
Mfg#:
18TSI-IS12-1D-UC
In Stock
ON SALE!
SAVE 12%
$1264.99
This product was last offered at the strikethrough price on 09-28-2026
This upgrade can only be performed with the car at ECS Tuning's location in Ohio
Call In Or Chat For Best Price! 321hp/351ft-lbs (93 Octane) --- 313hp/340ft-lbs (91 Octane). This upgrade must be performed at ECS Tuning
Brand:
ES#:
2770865
Mfg#:
MK7GTISTG1KT
In Stock
ON SALE!
SAVE 20%
$549.99
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Brand:
ES#:
4368652
Mfg#:
18TSI-IS12-1-UC
In Stock
ON SALE!
SAVE 18%
$814.99
This product was last offered at the strikethrough price on 09-28-2026
Features CAN-Bus connectivity for more advanced tuning — gain up to 45hp/45lb-ft on a stock car, 90hp/70lb-ft on a modified car
Not for sale or use in the state of California.
Choose the stage that meets your power goals!
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th Requires IS38 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4369230
Mfg#:
18TSI-IS38-2+D-U
In Stock
ON SALE!
$1714.99
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 193 horsepower and 145 ​lb-ft of torque on 93 Octane
Performance Software for your ECU Box Code is subject to availability. Only available for SIMOS 18 equipp
Brand:
ES#:
4368630
Mfg#:
20TSI-GEN3-3D-UC
In Stock
ON SALE!
$1614.99
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th Requires IS20 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4369228
Mfg#:
18TSI-IS20-2D-UC
In Stock
ON SALE!
SAVE 10%
$1564.99
This product was last offered at the strikethrough price on 09-28-2026
At this time the ECU upgrade can only be performed with the car at ECS Tuning location in Ohio
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio. CARB certified for sale in all 50 states 245hp/290ft-lbs (93 Octane) --- 234hp/270ft-lbs (87 Octane). We cannot flash ECU without having the car at our facility.
Brand:
ES#:
4271384
Mfg#:
20TEA888G3BMG1
EO#:
D783-7
In Stock
ON SALE!
SAVE 20%
$549.99
This product was last offered at the strikethrough price on 09-28-2026
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.
Other Volkswagen Performance ECU Software / Tuning
Lifetime Replacement
