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
Standalone tune for Dynamic Idle, Idle RPM change, Left-foot-brake fix, Glow plug duration increase, Hot-start fix, or all the above
Only to be purchased individually. For vehicles from the 2000 model year only.
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. 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.
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!
Gains of up to 122hp and 142tq depending on fuel type.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Stage 1 ECU tune that resolves rev hang and throttle hesitation to deliver an aggressive power jump for VW 2.5L 5-cylinder models (Rabbit, Jetta, Golf, Passat, Sportwagen, New Beetle) directly from your smartphone.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Gains of up to 55hp and 61tq depending on fuel type.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Gains of up to 69hp and 90tq 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 vehicles with TSI engines only
The perfect entry point for a stock car, delivering a massive Stage 1 power bump with no additional hardware required.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
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.
