APR Audi S4 – APR ECU Upgrade

17 May 2015 | Author: | Comments Off on APR Audi S4 – APR ECU Upgrade
Audi S4

– APR ECU Upgrade

APR is to present the ultimate ECU Upgrade for the engine. After months of nights and many hours of development and more testing, we are to offer you an ECU recalibration that is to none. APR’s extensive and development provides you with a ECU Upgrade with no loss of or reliability.

Expect huge in low-end torque, improved response and a smoother, more top end.

The APR 2.7T ECU Upgrade is an recalibrated engine control that remaps the boost timing and air fuel ratios to smooth and reliable power as if by the OEM. APR’s ECU Upgrade is to work within the OEM and Tier 1 specifications for engine component tolerances and performance specifications. ECU Upgrades are available in octane versions to allow you to take advantage of the fuel quality in your area.

APR’s patented EMCS puts the control of the engine’s at your finger tips and for additional features and options to be to your OEM ECU.

Stage I


EMCS is APR’s patented Enhanced Modular System. EMCS is an industry technology that brings new features to the automotive enthusiast. technology was developed exclusively by Performance Racing, LLC and demonstrates continued commitment to lead the with the most technologically products available.

Want chipped mode? to be able to switch back to stock settings? Want a mode to run 100 octane fuel at the How about a valet mode limits power?

EMCS is the technology on the market that can you all of these options. No changing of the or ECU is required. These programs are at the touch of a button.

Other have attempted to imitate with clumsy external devices that only portions of a base calibration. is still the only Bosch Engine Management System that gives the ECU the ability to rewrite the entire operating map when selecting different options. This allows for new and independent calibrations for each selected giving you the best, powerful and complete Stock 91, 93 and 100 octane Performance Modes and Modes.

APR’s EMCS features and modes are activated via your OEM control buttons for ease of use and Your cruise control continue to function as normal, but give you the ability to scroll the programs you have purchased your APR ECU Upgrade. The procedure is and involves only two steps.

How Works

Press and hold the set on your cruise control. approximately five seconds, the engine light on your will begin to blink per second. This will you that you are activating program

This blinking sequence continue for approximately five

Once you have activated the program, simply release the set The check engine light stop flashing. Turn the key off for 10 seconds, turn the key back on, and you be locked in that program you change it again.

It’s simple.

Audi S4

Available Features

EMCS is a truly modular that allows for future and features to be added as they are without the need for additional EMCS makes the following features possible:

Program Enables you to swap between two or engine programs using the control stalk. All cars stock and standard chipped versions available. Valet, and other specialty programs are for most models.

Fault Code Erase/Throttle Alignment (FCE/TBA) Fault Erase allows you to erase and engine related trouble without having to use a specialty Throttle Body Alignment you to manually perform throttle-body Security Lockout Prevents personnel from accessing functions.

The user may select any 2 to 4 security code. The security is entered using the cruise buttons. Anti-Theft You can render car immobile to thieves, even if is an attempt to start the car with own key! For more information Anti-Theft, click here .


APR’s ECU Upgrade is able to be by APR’s professional dealer or by APR directly. Some applications are to be installed via DirectPort programming removing your ECU or even the hood. Some ECUs be removed from the vehicle for Programming.

DirectPort Programming is not for all late 1990 / early models and in these rare EMCS Modules are able to be to the ECU. In the event there is not an APR near, you also have the to remove your ECU and send it to APR for installation.

DirectPort Programming


Demonstration Software

Audi S4
Audi S4
Audi S4
Audi S4
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