Offers smoother and quicker shifts and a higher torque limit thanks to increased clamping pressure
This upgrade requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next business day.
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. For vehicles with TSI engines only.
Software upgrade for existing APR Chip customers with a K04 already installed - Minimum requirements of K04-0015 turbocharger, Injectors, and high flow cat
Call In Or Chat For Best Price! For customers with existing APR software - This upgrade must be performed via our Chip & Ship method.
Unleash the potential of your build with the Pro version, adding Stage 2 support and aggressive features and high-torque files.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE! Please see "fitment notes" in the description for full vehicle information.
The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Gains of up to 51hp and 67tq depending on fuel type.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE! For vehicles with TSI engines only
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
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
