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Audi A3 Performance ECU Software / Tuning

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Anti-Theft Service

ES#2063652 - APRTHEFT-SRV - Anti-Theft Service - *Sale applies only to ECU with 3 or 4 program purchase. - APR - Audi Volkswagen

*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.

Brand:
APR - Corporate Logo
ES#:
2063652
Mfg#:
APRTHEFT-SRV
In Stock
ON SALE! SAVE 10%
$199.00

This product was last offered at the strikethrough price on
09-28-2026

$179.10 USD
This product is lifetime replacement eligible Lifetime Replacement

Security Lockout Service

ES#2063654 - APRSECPRG-SRV - Security Lockout Service - *Sale only applies to purchases to ECU with 3 or 4 program options - APR - Audi Volkswagen

*Sale only applies to purchases to ECU with 3 or 4 program options Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
2063654
Mfg#:
APRSECPRG-SRV
In Stock
ON SALE! SAVE 10%
$59.00

This product was last offered at the strikethrough price on
09-28-2026

$53.10 USD
This product is lifetime replacement eligible Lifetime Replacement

Stage I Performance Chip - 4 Programs

ES#1303020 - 20TCCTASTG4CHP - Stage I Performance Chip - 4 Programs - APR's ECU Upgrade is the best power per dollar modification for your TSI engine out there - APR - Audi

APR's ECU Upgrade is the best power per dollar modification for your TSI engine out there Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
254hp/297lb-ft (93 octane) --- 250HP/294TQ (91 Octane). This upgrade can only be performed with the car present at our facility.

Brand:
APR - Corporate Logo
ES#:
1303020
Mfg#:
20TCCTASTG4CHP
In Stock
ON SALE! SAVE 20%
$899.99

This product was last offered at the strikethrough price on
09-28-2026

$719.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS20 Turbo Upgrade

ES#3411790 - 18TIS20KT1 - Performance Software For IS20 Turbo Upgrade - For customers WITHOUT APR Stage 1, moving to the IS20 turbocharger upgrade - APR - Audi Volkswagen

For customers WITHOUT 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:
APR - Corporate Logo
ES#:
3411790
Mfg#:
18TIS20KT1
In Stock
ON SALE! SAVE 20%
$849.99

This product was last offered at the strikethrough price on
09-28-2026

$679.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS38 Turbo Upgrade

ES#3411788 - 18TIS38KT1 - Performance Software For IS38 Turbo Upgrade - For customers WITHOUT APR Stage 1, moving to the IS38 turbocharger upgrade. - APR - Audi Volkswagen

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:
APR - Corporate Logo
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

$599.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS20 Turbo Upgrade

ES#3411789 - 18TIS20KT - Performance Software For IS20 Turbo Upgrade - For customers WITH APR Stage 1, moving to the IS20 turbocharger upgrade. - APR - Audi Volkswagen

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:
APR - Corporate Logo
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

$199.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 Software Upgrade

ES#2784304 - 8VA318TSTG1kt - Stage 1 Software Upgrade - At this time the 1.8T ECU upgrades can only be performed with the car at ECS Tuning location in Ohio - APR - Audi

At this time the 1.8T ECU upgrades can only be performed with the car at ECS Tuning location in Ohio Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
251hp/298lb-ft (93 octane) --- 242hp/282lb-ft (91 Octane). Customer vehicle must be present at ECS Tuning to preform flash.

Brand:
APR - Corporate Logo
ES#:
2784304
Mfg#:
8VA318TSTG1KT
Ships in 1 day
ON SALE! SAVE 20%
$838.99

This product was last offered at the strikethrough price on
09-28-2026

$671.18 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 Software Upgrade - With Program Switching (Fully Loaded)

ES#2914972 - 20TSTG1CHIP4KT - Stage 1 Software Upgrade - With Program Switching (Fully Loaded) - Average gain of 50 horsepower and 74 lb-ft of torque on 93 octane! - APR - Audi Volkswagen

Average gain of 50 horsepower and 74 lb-ft of torque on 93 octane! 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

Brand:
APR - Corporate Logo
ES#:
2914972
Mfg#:
20TSTG1CHIP4KT
Back Ordered
ON SALE! SAVE 20%
$699.94

This product was last offered at the strikethrough price on
09-28-2026

$559.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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