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 For vehicles with FSI 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.
Unlock your 1.8T's hidden potential and add instant thrill to your commute in minutes—no hardware changes required.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
APR's ECU Upgrade is the best power per dollar modification for your TSI engine out there
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
For customers WITHOUT APR Stage 1, moving to the IS20 turbocharger upgrade
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
For customers WITH APR Stage 1, moving to the IS20 turbocharger upgrade.
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
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.
Lifetime Replacement
