For customers WITHOUT 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.
Brand:
ES#:
3411788
Mfg#:
18TIS38KT1
In Stock
ON SALE!
SAVE 20%
$749.99
This product was last offered at the strikethrough price on 09-28-2026
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.
Brand:
ES#:
3411789
Mfg#:
18TIS20KT
In Stock
ON SALE!
SAVE 20%
$249.99
This product was last offered at the strikethrough price on 09-28-2026
Max gains of +162-321 AWHP and +117-241 AWFT-LBS depending on turbocharger upgrade and octane
Call In Or Chat For Best Price! Requires TCU tune. This upgrade must be performed at ECS Tuning's facility in Ohio.
Brand:
ES#:
4899306
Mfg#:
DPP25TGEN2STG3
In Stock
ON SALE!
SAVE 20%
$1199.99
This product was last offered at the strikethrough price on 09-28-2026
Max gains of +166-289 AWHP and +117-203 AWFT-LBS depending on octane
Call In Or Chat For Best Price! Must have Auth Code from T4100004 to purchase. Requires TCU tune. This upgrade must be performed at ECS Tuning's facility in Ohio.
Brand:
ES#:
4899283
Mfg#:
25TG2STG3UPG
In Stock
ON SALE!
SAVE 20%
$749.99
This product was last offered at the strikethrough price on 09-28-2026
Does not include injectors - Gains of up to 55 HP & 100 LB-FT torque on 93 octane!
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio. For existing Stage 1 customers upgrading to Stage 1+. Drive your vehicle to our location
Brand:
ES#:
2918519
Mfg#:
B6A4STG1UPGRDKT
In Stock
ON SALE!
SAVE 10%
$150.00
This product was last offered at the strikethrough price on 09-28-2026
Stage 2 ECU tune that requires an upgraded downpipe to deliver 337-377 horsepower and 410-456 lb-ft of torque for Audi B9 Q5 2.0T models directly from your smartphone.
Compatible with 2017-2020 model years only, and is incompatible with the new 2021+ ECU variations
Stage 3 ECU tune designed for RS7 turbo upgrades that unlocks up to 719 horsepower and 768 lb-ft of torque for C7/C7.5 Audi S6 and S7 models directly from your smartphone.
Unleash hidden horsepower and turn your A6 or A7 into a 500+ HP powerhouse from the palm of your hand—no hardware required.
For vehicles from the 2016 model year with CREC engine code only.
Stage 3 Plus ECU tune that adds an upgraded HPFP, injectors, and 4-bar MAP sensors alongside hybrid turbos to unlock a massive 739 horsepower and 710 lb-ft of torque for 2017-2020 Audi B9 S4, S5, and SQ5 models.
An Integrated Engineering (IE) Stage 1 ECU tune that unlocks up to 652 horsepower and 760 lb-ft of torque for C7/C7.5 Audi S6 and S7 models directly from your smartphone.
Add power and performance with special ECU software upgrades from recognized tuning leaders like APR, 034Motorsport, Unitronic, Integrated Engineering. Let our trained support staff show you how to pick the performance ECU software upgrade that suits your driving preferences and budget.
Lifetime Replacement
