Choose the stage that meets your power goals!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
Choose the stage that meets your power goals!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE! For vehicles with FSI engines only.
Gain up to 84 horsepower and 108 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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
Brand:
ES#:
4368655
Mfg#:
18TSI-IS12-1+-UC
In Stock
ON SALE!
SAVE 17%
$864.99
This product was last offered at the strikethrough price on 05-21-2026
Gain up to 84 horsepower and 108 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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
Brand:
ES#:
4369224
Mfg#:
18TSI-IS12-1+D-U
In Stock
ON SALE!
SAVE 11%
$1314.99
This product was last offered at the strikethrough price on 05-21-2026
Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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
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 05-21-2026
Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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 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 05-21-2026
Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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 Requires Unitronic 3 Inch Downpipe
Brand:
ES#:
4368657
Mfg#:
18TSI-IS12-2-UC
In Stock
ON SALE!
SAVE 16%
$914.99
This product was last offered at the strikethrough price on 05-21-2026
Choose the stage that meets your power goals!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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
Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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 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 05-21-2026
Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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
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 05-21-2026
Gain up to 65 horsepower and 83 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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
Brand:
ES#:
4370470
Mfg#:
20TSI-GEN3B-1+DU
In Stock
ON SALE!
SAVE 11%
$1314.99
This product was last offered at the strikethrough price on 05-21-2026
Gain up to 43 horsepower and 69 lb-ft of torque on 91 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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
Brand:
ES#:
4370468
Mfg#:
20TSI-GEN3B-1D-U
In Stock
ON SALE!
SAVE 12%
$1264.99
This product was last offered at the strikethrough price on 05-21-2026
Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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 Requires IS20 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4368659
Mfg#:
18TSI-IS20-2-UC
In Stock
ON SALE!
SAVE 15%
$1014.99
This product was last offered at the strikethrough price on 05-21-2026
Choose the stage that meets your power goals!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 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 Requires Unitronic 3 Inch Downpipe
Brand:
ES#:
4368656
Mfg#:
18TSI-IS12-2
In Stock
ON SALE!
SAVE 20%
$750.00
This product was last offered at the strikethrough price on 05-21-2026
