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Audi S4 Performance ECU & TCU Tuning

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12v Power Supply W/ Accessory Socket NAR (TypeA) Style Plug

ES#5480400 - UH005-TL1 - 12v Power Supply W/ Accessory Socket NAR (TypeA) Style Plug - Unitronic 12V Power Adapter is used in conjunction with our bench flash harness to allow for ease of use with any North American style wall plug. - Unitronic - Audi

Unitronic 12V Power Adapter is used in conjunction with our bench flash harness to allow for ease of use with any North American style wall plug.

Brand:
Unitronic - Corporate Logo
ES#:
5480400
Mfg#:
UH005-TL1
Back Ordered
$43.99 USD
This product is lifetime replacement eligible Lifetime Replacement

IE Apex ECU Tune With POWERlink Cable

ES#5506962 - IESOVJ33 - IE Apex ECU Tune With POWERlink Cable - Push the absolute limits of your 3.0T with dual-pulley boost, 80mm throttle body support, and E40/race gas mapping to unlock a jaw-dropping 548 HP. - Integrated Engineering - Audi

Push the absolute limits of your 3.0T with dual-pulley boost, 80mm throttle body support, and E40/race gas mapping to unlock a jaw-dropping 548 HP.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5506962
Mfg#:
IESOVJ33
In Stock
Starting at $184.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Stage 3+ ECU Tune With POWERlink Cable

ES#5504320 - IESOVZ14 - IE Stage 3+ ECU Tune With POWERlink Cable - 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. - Integrated Engineering - Audi

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.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5504320
Mfg#:
IESOVZ14
In Stock
Starting at $184.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Stage 3 ECU Tune With POWERlink Cable

ES#5504319 - IESOVZ13 - IE Stage 3 ECU Tune With POWERlink Cable - Stage 3 ECU tune designed for TTE810 or Pure750 hybrid turbo upgrades on stock fueling to deliver track-ready performance for 2017-2020 Audi B9 S4, S5, and SQ5 models directly from your smartphone. - Integrated Engineering - Audi

Stage 3 ECU tune designed for TTE810 or Pure750 hybrid turbo upgrades on stock fueling to deliver track-ready performance for 2017-2020 Audi B9 S4, S5, and SQ5 models directly from your smartphone.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5504319
Mfg#:
IESOVZ13
In Stock
Starting at $184.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 1

ES#4376317 - 30T-EA839-1 - Unitronic Performance Software - Stage 1 - Gain up to 69 horsepower and 97 lb-ft of torque on 91 Octane - Unitronic - Audi

Gain up to 69 horsepower and 97 lb-ft of torque on 91 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#:
4376317
Mfg#:
30T-EA839-1
In Stock
$850.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Flashed @ ECS

ES#4381904 - 30TFSI-D - 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#:
4381904
Mfg#:
30TFSI-D
In Stock
Starting at $700.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Plus ECU Upgrade With An APR Plus Limited Powertrain Warranty

More Power. More Fun. Plus, a Limited Powertrain Warranty Call In Or Chat For Best Price!
This upgrade requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the ne

Brand:
APR - Corporate Logo
ES#:
4057385
Mfg#:
DPP30TMG1APRPLUS
In Stock
ON SALE! SAVE 20%
$1799.00

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

$1439.20 USD
This product is lifetime replacement eligible Lifetime Replacement

Burger Motorsports JB4 Tuner W/ Smartphone Wireless Connect Kit

ES#4213368 - jb4-audi-3.0tKT - Burger Motorsports JB4 Tuner W/ Smartphone Wireless Connect Kit - 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#:
4213368
Mfg#:
JB4-AUDI-3.0TKT
Ships on Nov 4, 2026
$638.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip GTS Black

ES#4339047 - 904525 - RaceChip GTS Black - Get up to +41 hp and +74 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +41 hp and +74 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339047
Mfg#:
904525
Ships on Nov 9, 2026
$749.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip S

ES#4339356 - 917360 - RaceChip S - Get up to +44 hp and +34 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +44 hp and +34 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339356
Mfg#:
917360
Ships on Nov 9, 2026
$349.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip RS

ES#4339046 - 904521 - RaceChip RS - Get up to +34 hp and +59 through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

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

Brand:
Race Chip - Corporate Logo
ES#:
4339046
Mfg#:
904521
Ships on Nov 9, 2026
$449.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip S

ES#4339045 - 904520 - RaceChip S - Get up to +27 hp and +44 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +27 hp and +44 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339045
Mfg#:
904520
Ships on Nov 9, 2026
$349.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Bench Harness For ALx52

ES#5480399 - UH016-TLA - Unitronic Bench Harness For ALx52 - Say goodbye to your locked "401" bootloader thanks to Unitronic new TCU Unlock Tools which are seamlessly integrated with the UniCONNECT+ flashing application for end-users. - Unitronic - Audi

Say goodbye to your locked "401" bootloader thanks to Unitronic new TCU Unlock Tools which are seamlessly integrated with the UniCONNECT+ flashing application for end-users.

Brand:
Unitronic - Corporate Logo
ES#:
5480399
Mfg#:
UH016-TLA
Ships in 5 Business Days
$74.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Performance Software

Average gain of 100 horsepower and 73 lb-ft of torque on 91 Octane and Supercharger pulley upgrade Compatible for vehicles up to 2012 model year only - Vehicle must be brought to ECS Tuning for programming *SIMOS 8.3 ECU is not yet supported*

Brand:
Tunezilla - Corporate Logo
ES#:
3097359
Mfg#:
TFSI-30-SC-2
Ships in 7 Business Days
$950.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

HP Tuners PROLINK+ Cable

ES#4840618 - H021-002-06 - HP Tuners PROLINK+ Cable - Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces. - HP Tuners - Audi Volkswagen

Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces. For use with HP Tuners MPVI2+ and MPVI3 interfaces only.

Brand:
HP Tuners - Corporate Logo
ES#:
4840618
Mfg#:
H021-002-06
Ships in 3 Business Days
$60.99

This product was last offered at the strikethrough price on
05-12-2026

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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