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Audi S4 Engine Chips, Tunes & Software

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Stage II Software Upgrade - For Customers Without Existing APR Stage I Software

ES#3219312 - 30tfsiupgradeKT1 - Stage II Software Upgrade - For Customers Without Existing APR Stage I Software - APR Supercharger Pulley Software upgrade for customers without existing APR Stage I software - APR - Audi

APR Supercharger Pulley Software upgrade for customers without existing APR Stage I software Call In Or Chat For Best Price!
For use with the APR Supercharger Pulley Upgrades - This upgrade must be performed at ECS Tuning's facili

Brand:
APR - Corporate Logo
ES#:
3219312
Mfg#:
30TFSIUPGRADEKT1
Back Ordered
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

Burger Motorsports JB4 Tuner

ES#3639972 - JB4-B9-S4S5 - Burger Motorsports JB4 Tuner - This easy to install plug and play tuner attaches to sensors in the engine bay and works with your factory ECU tuning to remap boost, timing, and fueling for optimal performance and reduced turbo lag. - Burger Motorsports - Audi

This easy to install plug and play tuner attaches to sensors in the engine bay and works with your factory ECU tuning to remap boost, timing, and fueling for optimal performance and reduced turbo lag. Not for sale or use in the state of California.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3639972
Mfg#:
JB4-B9-S4S5
Ships on Nov 10, 2026
$599.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 1

Average gain of 22 horsepower and 20 lb-ft of torque

Brand:
Tunezilla - Corporate Logo
ES#:
3097347
Mfg#:
42-V8-340-1
Ships in 7 Business Days
$599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Flashed @ ECS

ES#4465107 - 4.2-5V - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi

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#:
4465107
Mfg#:
4.2-5V
In Stock
Starting at $550.00 USD
Customize
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Flashed @ ECS

ES#4464667 - 2.7T-5VT - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi

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#:
4464667
Mfg#:
2.7T-5VT
In Stock
Starting at $550.00 USD
Customize
This product is lifetime replacement eligible Lifetime Replacement

Stage 1

Average gain of 50 horsepower and 59 lb-ft of torque on 91 Octane TCU required for all vehicles equipped with Automatic Transmission

Brand:
Tunezilla - Corporate Logo
ES#:
3097339
Mfg#:
27T-250-1
Ships in 7 Business Days
$549.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip RS With App Control

ES#4339358 - 917362 - RaceChip RS With App Control - Get up to +55 hp and +43 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi

Get up to +55 hp and +43 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339358
Mfg#:
917362
Ships on Nov 13, 2026
$499.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Stage 1 Performance Software - Single Program

ES#2660891 - B8530TSTG1CHPKT - APR Stage 1 Performance Software - Single Program - Gains from 110 HP/89 TQ on 91 octane up to 133 HP/108 TQ on 100 octane - APR - Audi

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

Brand:
APR - Corporate Logo
ES#:
2660891
Mfg#:
B8530TSTG1CHPKT
In Stock
ON SALE! SAVE 20%
$599.99

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

$479.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Burger Motorsports JB4 Tuner

ES#4213367 - JB4-Audi-3.0TFSI - Burger Motorsports JB4 Tuner - Features CAN-Bus connectivity for more advanced tuning gain up to 45hp/65lb-ft on a stock car - Burger Motorsports - Audi

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.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4213367
Mfg#:
JB4-AUDI-3.0TFSI
Ships on Nov 10, 2026
$479.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip RS

ES#4339357 - 917361 - RaceChip RS - Get up to +55 hp and +43 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +55 hp and +43 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339357
Mfg#:
917361
Ships on Nov 13, 2026
$449.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Racechip RS + App

Get up to +34 hp and +59 through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4780695
Mfg#:
923882
Ships on Nov 13, 2026
$438.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage II Software Upgrade - For Existing APR Stage 1 Customer

ES#3219307 - 30tfsiupgradeKT - Stage II Software Upgrade - For Existing APR Stage 1 Customer - Upgrades existing APR Stage I software to Stage II Supercharger Pulley upgrade software - APR - Audi

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

Brand:
APR - Corporate Logo
ES#:
3219307
Mfg#:
30TFSIUPGRADEKT
In Stock
ON SALE! SAVE 20%
$249.99

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

$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Pro ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5

ES#5528445 - IESOVZ15 - IE Pro ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5 - 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. - Integrated Engineering - Audi

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.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5528445
Mfg#:
IESOVZ15
In Stock
Starting at $184.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE APEX ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5

ES#5528446 - IESOVZ16 - IE APEX ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5 - 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. - Integrated Engineering - Audi

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.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5528446
Mfg#:
IESOVZ16
In Stock
Starting at $184.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Chips, Tunes & Software

Add power and performance with special software upgrades from recognized tuning leaders like APR, Cobb, and Malone. Let our trained support staff show you how to pick the performance 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.

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