Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi A3 Performance ECU Software / Tuning

Sort By
Filter By
Return to Top

RaceChip XLR Throttle Controller With App Control

ES#4660564 - 999941 - RaceChip XLR Throttle Controller With App Control - Eliminate the delay in throttle response times with a simple XLR addition! Allows for Bluetooth connectivity for easy App based control. - Race Chip - Audi Volkswagen

Eliminate the delay in throttle response times with a simple XLR addition! Allows for Bluetooth connectivity for easy App based control.

Brand:
Race Chip - Corporate Logo
ES#:
4660564
Mfg#:
999941
Ships in 8 Business Days
$299.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 - With FlashZilla V3

ES#3098264 - cr-tdi-g-003KT - Stage 3 - With FlashZilla V3 - Average gain of 50 horsepower and 85 lb-ft of torque - Tunezilla - Audi Volkswagen

Average gain of 50 horsepower and 85 lb-ft of torque Requires CR 170 turbo upgrade, vehicles equipped with DSG transmission require a DSG tune, clutch upgrade recommended for vehicles with manual transmissi

Brand:
Tunezilla - Corporate Logo
ES#:
3098264
Mfg#:
CR-TDI-G-003KT
Ships in 8 Business Days
$839.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip S

ES#4338973 - 901500 - RaceChip S - Get up to +34 hp and +41 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +34 hp and +41 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4338973
Mfg#:
901500
Back Ordered
$279.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

COBB Stage 1 Power Package

ES#3187663 - VLK0020010 - COBB Stage 1 Power Package - Unleash the most out of your MK7/8V with this Stage 1 power pack from COBB! - CobbTuning - Audi Volkswagen

Unleash the most out of your MK7/8V with this Stage 1 power pack from COBB! CARB certified for sale in all 50 states

Brand:
CobbTuning - Corporate Logo
ES#:
3187663
Mfg#:
VLK0020010
EO#:
D-660-93
In Stock
$800.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Flashed @ ECS

ES#4389475 - 20TSI-IS20 - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

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

Brand:
Unitronic - Corporate Logo
ES#:
4389475
Mfg#:
20TSI-IS20
In Stock
ON SALE!
Starting at $700.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 2

ES#4368656 - 18TSI-IS12-2 - Unitronic Performance Software - Stage 2 - Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Requires Unitronic 3 Inch Downpipe

Brand:
Unitronic - Corporate Logo
ES#:
4368656
Mfg#:
18TSI-IS12-2
In Stock
$750.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip GTS Black With App Control

ES#4339268 - 913096 - RaceChip GTS Black With App Control - Get up to +43 hp and +63 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +43 hp and +63 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339268
Mfg#:
913096
Ships on Nov 9, 2026
$749.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Apex ECU Tune With POWERlink Cable

ES#5457567 - IESOVN16 - IE Apex ECU Tune With POWERlink Cable - The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower. - Integrated Engineering - Audi Volkswagen

The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457567
Mfg#:
IESOVN16
In Stock
Starting at $184.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 - With FlashZilla V3

ES#3098263 - cr-tdi-g-002KT - Stage 2 - With FlashZilla V3 - Average gain of 30 horsepower and 70 lb-ft of torque - Tunezilla - Audi Volkswagen

Average gain of 30 horsepower and 70 lb-ft of torque Vehicles equipped with DSG transmission require a DSG tune.

Brand:
Tunezilla - Corporate Logo
ES#:
3098263
Mfg#:
CR-TDI-G-002KT
Ships in 8 Business Days
$739.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - With UniCONNECT+ Cable

ES#4465344 - 2.0-TDI-UC - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
For vehicles with CBEA or CJAA engine code only. Vehicles with DSG require DSG tune.

Brand:
Unitronic - Corporate Logo
ES#:
4465344
Mfg#:
2.0-TDI-UC
In Stock
Starting at $714.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 1+

ES#4368654 - 18TSI-IS12-1+ - Unitronic Performance Software - Stage 1+ - Gain up to 84 horsepower and 108 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 84 horsepower and 108 lb-ft of torque on 93 Octane This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next

Brand:
Unitronic - Corporate Logo
ES#:
4368654
Mfg#:
18TSI-IS12-1+
In Stock
$700.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip GTS Black

ES#4339267 - 913095 - RaceChip GTS Black - Get up to +43 hp and +63 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +43 hp and +63 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339267
Mfg#:
913095
Ships on Nov 9, 2026
$699.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 0.5 - With FlashZilla V3

ES#3098261 - cr-tdi-g-000.5KT - Stage 0.5 - With FlashZilla V3 - Average gain of 20 horsepower and 16 lb-ft of torque - Tunezilla - Audi Volkswagen

Average gain of 20 horsepower and 16 lb-ft of torque

Brand:
Tunezilla - Corporate Logo
ES#:
3098261
Mfg#:
CR-TDI-G-000.5KT
Ships in 8 Business Days
$689.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 - With FlashZilla V3

ES#3098262 - cr-tdi-g-001KT - Stage 1 - With FlashZilla V3 - Average gain of 26 horsepower and 54 lb-ft of torque - Tunezilla - Audi Volkswagen

Average gain of 26 horsepower and 54 lb-ft of torque Vehicles equipped with DSG transmission require a DSG tune. Please see description.

Brand:
Tunezilla - Corporate Logo
ES#:
3098262
Mfg#:
CR-TDI-G-001KT
Ships in 8 Business Days
$689.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance ECU Software / Tuning

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.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings