Average gain of 26 horsepower and 54 lb-ft of torque
Vehicles equipped with DSG transmission require a DSG tune.
Audi A3 Performance Software & Tuning
- 034 Motorsports
- APR
- Burger Motorsports
- Cobb
- Eurodyne
- HP Tuners
- Integrated Engineering
- Neuspeed
- TuneZilla
- Unitronic
- Weistec
Average gain of 50 horsepower and 85 lb-ft of torque on 93 Octane @ 18 PSI
Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces.
For use with HP Tuners MPVI2+ and MPVI3 interfaces only.
This product was last offered at the strikethrough price on
05-12-2026
Features CAN-Bus connectivity for more advanced tuning — gain up to 35hp/40lb-ft on a stock car, 90hp/70lb-ft on a modified car
Not for sale or use in the state of California.
Plug & play power — Gains starting at 25bhp/50lb-ft on a stock car!
Average gain of 45 horsepower and 70 lb-ft of torque on 91 Octane @ 16 PSI
Average gain of 16 horsepower and 17 lb-ft of torque
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! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
For vehicles with TSI engines only.
Stylish protective waterproof case for your JB1 or JB4
See up to 386 horsepower on 93 octane fuel!
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
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! 5X Entries For Our 25th Anniversary Sweepstakes!
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
Required software to properly upgrade to a K04 turbocharger
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
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! 5X Entries For Our 25th Anniversary Sweepstakes!
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! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower.
5X Entries For Our 25th Anniversary Sweepstakes!