Tuning your vehicle with APR Software has never been easier thanks to the APR Ultralink!
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! Only available for purchase in the United States and Canada.
Wirelessly connect your JB4 to your phone!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering. For use with JB4 only
Don't let weak and unresponsive factory gas pedal mapping ruin your driving experience!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
APR can now remotely tune you car from anywhere in the world! Simply purchase the APR RTS Install Cable and setup a remote tuning session with APR or participating APR Dealer.
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! Tuning must be performed by APR or a participating dealer. ECS Tuning does not offer the APR Remote Tuning Service at this time.
Wireless Controller with Blutooth Mobile connectivity
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!
Brand:
ES#:
4624165
Mfg#:
EM100050
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$316.95
This product was last offered at the strikethrough price on 03-13-2026
Average gain of 68 horsepower and 111 lb-ft of torque
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes! Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.
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
This Device Flashes the Tune onto your vehicle thru the OBD2 Port. Includes handheld tuner, OBD2 Cable, and USB cable. Comes in a zipper carrying case. *Tune sold separately.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This software is only compatible with Windows PC / Laptop. *Tune sold separately.
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
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
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. See up to 234hp/273lb-ft This upgrade can only be performed with the car present at our facility.
Average gain of 198 horsepower and 183 lb-ft of torque on 91 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes! Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada. Clutch upgrade required on vehicles with manual transmission
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Average gain of 161 horsepower and 201 lb-ft of torque on 91 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes! Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada. Clutch upgrade required on vehicles with manual transmission
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
If you've upgraded your car or just want a bit more power from your stock vehicle, performance engine software helps maximize your car's potential by letting it know just where the limits are. Improve your driving experience with upgraded performance engine software from our selection of elite software tuners.
