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.
End User Flashing allows Dynamic+ Performance Software customers to receive and install software updates and revisions, flash back to stock, or upgrade to the next stage of performance software for their vehicle.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms The 034SPI Mobile App is only available on vehicles with Dynamic+ Tuning installed. You must purchase Dynamic+ Tuning for your Audi or Volkswagen to access the Dynamic+ Flashing Suite and 034SPI Mobile Application.
Brand:
ES#:
4684889
Mfg#:
034-103-3306
EO#:
D-850
In Stock
ON SALE!
SAVE 10%
$180.00
This product was last offered at the strikethrough price on 06-28-2026
Unleash up to 774HP/716TQ by transforming your Audi EA839 3.0T with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For 3.0T Turbocharged models from the 2020 model year.
Average gain of 138 horsepower and 178 lb-ft of torque on 91 Octane with stock hardware
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.
Brand:
ES#:
4418872
Mfg#:
IESOVZ11
In Stock
ON SALE!
SAVE 15%
$1078.99
This product was last offered at the strikethrough price on 06-25-2026
Average gain of 138 horsepower and 178 lb-ft of torque on 91 Octane with full bolts-ons
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.
Brand:
ES#:
4418876
Mfg#:
IESOVZ12TCU
In Stock
ON SALE!
SAVE 15%
$1877.99
This product was last offered at the strikethrough price on 06-25-2026
Average gain of 138 horsepower and 178 lb-ft of torque on 91 Octane with stock hardware
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.
Brand:
ES#:
4418875
Mfg#:
IESOVZ11TCU
In Stock
ON SALE!
SAVE 15%
$1777.99
This product was last offered at the strikethrough price on 06-25-2026
Average gain of 138 horsepower and 178 lb-ft of torque on 91 Octane with full bolts-ons
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. Requires downpipe, intake, and intercooler upgrades.
Brand:
ES#:
4418873
Mfg#:
IESOVZ12
In Stock
ON SALE!
SAVE 15%
$1178.99
This product was last offered at the strikethrough price on 06-25-2026
Gain up to 100 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! This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Brand:
ES#:
4375901
Mfg#:
30T-EA839-1+-UC
In Stock
ON SALE!
SAVE 14%
$1064.99
This product was last offered at the strikethrough price on 06-22-2026
Easy upgrade into hybrid turbo power levels delivering up to 715HP and 678TQ.
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.
Brand:
ES#:
4493831
Mfg#:
IESOVZ14TCU
In Stock
ON SALE!
SAVE 15%
$2177.99
This product was last offered at the strikethrough price on 06-25-2026
Easy upgrade into hybrid turbo power levels delivering up to 601HP and 615TQ.
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.
Brand:
ES#:
4493297
Mfg#:
IESOVZ13TCU
In Stock
ON SALE!
SAVE 15%
$1977.99
This product was last offered at the strikethrough price on 06-25-2026
Increase of +81 Horsepower, and +126 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Increase of +66 Horsepower, and +111 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This easy to install plug and play tuner attaches to sensors in the engine bay and works with your factory ECU tuning to remap boost, timing, and fueling for optimal performance and reduced turbo lag.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Not for sale or use in the state of California.
Expect massive gains with 431-480 HP with 467-549 FT-LBS of torque on tap, depending on octane, from this simple software upgrade!
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.
Gain up to 69 horsepower and 97 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!
Brand:
ES#:
4376316
Mfg#:
30T-EA839-1-UC
In Stock
ON SALE!
SAVE 15%
$1014.99
This product was last offered at the strikethrough price on 06-22-2026
All the performance ECU/TCU upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.