Tuning your vehicle with APR Software has never been easier thanks to the APR Ultralink!
Call In Or Chat For Best Price! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Only available for purchase in the United States and Canada.
Brand:
ES#:
4759009
Mfg#:
EM100040
In Stock
ON SALE!
SAVE 16%
$139.95
This product was last offered at the strikethrough price on 09-07-2026
Gains from 67 WHP/108 WTQ on Stage 1 up to 102 WHP/122 WTQ on Stage 2
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Increased power, higher RPM limit, faster shifts, variable launch control and additional transmission performance features
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.
Optimize the driving experience with performance tuning software for your vehicle's Transmission Control Unit (TCU).
Call In Or Chat For Best Price! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply This upgrade requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the ne
Brand:
ES#:
4715771
Mfg#:
TCU-AL552
In Stock
ON SALE!
SAVE 20%
$599.99
This product was last offered at the strikethrough price on 09-28-2026
Audi left performance on the table. iE sets it free by safely reprogramming your engine computer to unleash heavy-hitting acceleration, sharper response, and a completely new personality... all backed by AutoProtect.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Audi left performance on the table. iE sets it free by safely reprogramming your engine computer to unleash heavy-hitting acceleration, sharper response, and a completely new personality... all backed by AutoProtect.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Audi left performance on the table. iE sets it free by safely reprogramming your engine computer to unleash heavy-hitting acceleration, sharper response, and a completely new personality... all backed by AutoProtect.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Stage 3 Plus ECU tune that adds an upgraded HPFP, injectors, and 4-bar MAP sensors alongside hybrid turbos to unlock a massive 739 horsepower and 710 lb-ft of torque for 2017-2020 Audi B9 S4, S5, and SQ5 models.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Stage 3 ECU tune designed for TTE810 or Pure750 hybrid turbo upgrades on stock fueling to deliver track-ready performance for 2017-2020 Audi B9 S4, S5, and SQ5 models directly from your smartphone.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
