For customers that already have APR software on their car and are upgrading to a K04
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
See up to 386 horsepower on 93 octane fuel!
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio. For existing Stage 1 or Stage 2 customers with Golf R/8V S3 IS38 turbocharger only. Tuning may only be performed in-house at APR dealers.
For customers that already have APR software on their car and are upgrading to a K04
Call In Or Chat For Best Price! This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa Ship your ECU for free, or drive your vehicle to our location
Upgrades existing APR Stage I software to Stage II Supercharger Pulley upgrade software
Call In Or Chat For Best Price! For use with the APR Supercharger Pulley Upgrades - Existing APR Stage 1 software must be present for thi
Required software to properly upgrade to a K04 turbocharger
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio. For vehicles with TSI engines only. Ship your ECU for free, or drive your vehicle to our location
For customers WITH APR Stage 1, moving to the IS38 turbocharger upgrade.
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
*Sale applies only to ECU with 3 or 4 program purchase.
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
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.
Stage 1 ECU tune designed for factory hardware on pump gas to deliver thrilling, track-ready performance for Audi B9 and B9.5 RS4 and RS5 models directly from your smartphone.
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.
Stage 1 ECU tune that unlocks up to 828 horsepower for C8 Audi RS6, RS7, S8, SQ7, SQ8, and RSQ8 models directly from your smartphone.
2024 model years are equipped with a new ECU version and are not currently compatible. See notes for more information.
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.
All the performance 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.
Lifetime Replacement
