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
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
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 requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Brand:
ES#:
4376314
Mfg#:
30T-EA839-1+
In Stock
ON SALE!
SAVE 17%
$900.00
This product was last offered at the strikethrough price on 06-22-2026
Get up to +41 hp and +74 through a safe and easy to use app-controlled tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4339048
Mfg#:
904526
Ships in 4 Business Days
ON SALE!
SAVE 10%
$799.00
This product was last offered at the strikethrough price on 07-01-2026
Unlock your 2022+ Audi AL552 TCU with the 401 boot loader from the comfort of your home.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5457611
Mfg#:
034-103-3400
Ships in 2 Business Days
ON SALE!
SAVE 10%
$145.00
This product was last offered at the strikethrough price on 06-28-2026
Proprietary tune box designed specifically for the EA839 3.0L TFSI with gains of +40 Horsepower / 70 ft-lb of Torque!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4906476
Mfg#:
64.02.09
Ships in 3 Business Days
ON SALE!
$649.00
This product was last offered at the strikethrough price on 07-02-2026
Eliminate the delay in throttle response times with a simple XLR addition! Allows for Bluetooth connectivity for easy App based control.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4708646
Mfg#:
999871
Ships in 4 Business Days
ON SALE!
SAVE 10%
$299.00
This product was last offered at the strikethrough price on 07-01-2026
Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For use with HP Tuners MPVI2+ and MPVI3 interfaces only.
Brand:
ES#:
4840618
Mfg#:
H021-002-06
Back Ordered
$60.99
This product was last offered at the strikethrough price on 05-12-2026
Get up to +34 hp and +59 through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4780695
Mfg#:
923882
Ships in 4 Business Days
ON SALE!
SAVE 10%
$438.00
This product was last offered at the strikethrough price on 07-01-2026
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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! This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Brand:
ES#:
4376317
Mfg#:
30T-EA839-1
In Stock
ON SALE!
SAVE 18%
$850.00
This product was last offered at the strikethrough price on 06-22-2026
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.
Lifetime Replacement
