Average gain of 22 horsepower and 20 lb-ft of torque
Audi S4 Performance Software & Tuning
- 034 Motorsports
- APR
- Burger Motorsports
- Cobb
- Eurodyne
- HP Tuners
- Integrated Engineering
- Jackal Motorsports
- Neuspeed
- RaceChip
- TuneZilla
- Unitronic
- Weistec
- Clearance
Unleash massive plug-and-play power using your factory hardware and standard pump gas.
Choose the stage that meets your power goals!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Choose the stage that meets your power goals!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Average gain of 50 horsepower and 59 lb-ft of torque on 91 Octane
TCU required for all vehicles equipped with Automatic Transmission
Get up to +55 hp and +43 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
Gains from 110 HP/89 TQ on 91 octane up to 133 HP/108 TQ on 100 octane
Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
Vehicle must be brought to ECS Tuning for programming
This product was last offered at the strikethrough price on
09-28-2026
Features CAN-Bus connectivity for more advanced tuning — gain up to 45hp/65lb-ft on a stock car
Not for sale or use in the state of California.
Get up to +55 hp and +43 lb-ft through a safe and easy to use tuning module from RaceChip
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
This product was last offered at the strikethrough price on
09-28-2026
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.
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.
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.
Step up the aggression with single-pulley support, E30 ethanol blends, and rowdy motorsport features like launch control and exhaust crackles.
*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.
This product was last offered at the strikethrough price on
09-28-2026
Upgrade existing stage 1 and stage 2 software to V2 & V3
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 an ECU upgrade installed before 5/14/2015. Vehicle must be brought to ECS Tuning for programming.
This product was last offered at the strikethrough price on
09-28-2026