APR ECU Upgrade - 2.5T EA855 (PQ35 RS3/TTRS)

Overview

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase horsepower and torque, making for an exceptionally quicker and more exciting vehicle. This is made possible through APR's optimization of the factory engine management system to take full advantage of the engine's capabilities, without needing any end user adjustment. The ECU Upgrades are available with various features and supported octane levels and each stage is compatible with most typical bolt-on modifications. The software is installed to the vehicle's factory ECU.

Features:

• Horsepower - More horsepower throughout the whole rpm band
• Torque - More torque throughout the whole rpm band
• Program Switching - Change programs and access features with your cruise control stalk
• APR Mobile - Change programs and access features with your smart device
• Valet Mode – Neuters the vehicle, giving the driver minimal output
• Anti-Theft – Password protects driving the vehicle
• Security Lockout – Password protects program switching
• Fault Code Erase – Resets ECU fault codes and adaption on the fly
• Fuel Grades - Multiple octanes from which to choose
• Acceleration - Accelerate faster with more power and reduced throttle lag
• Brake Boosting - Left foot braking or brake boosting added
• Rev Limiter - Increased redline for higher revving
• Motorsport Limiter - With the soft limiter removed, you’ll get full power right up to the hard, "bap bap bap" redline fuel cut
• Speed Limiter - Go as fast as you want with the speed limiter out of the way
• Economy - While cruising, or driving normally, your fuel economy may benefit from our optimized calibration
• APR CCD Programming - The first flash is through the ECU board with the APR CCD
• Free Updates - Get free updates for life
• Guarantee - 30 day money back guarantee

Specs

Brand	APR
Engine Aspiration	Turbocharged
Engine Configuration	I5
Engine Displacement	2.5L
Engine Family	EA855 GDI
Engine Orientation	Transverse
Fuel Type	Gasoline
Market	NAR
	ROW
Product Type	ECU Upgrade
Part Number	ECU-25T-EA855-PQ35

APR ECU Upgrade Stages

APR’s ECU Upgrades are available in multiple octanes levels. Each stage is fully compatible with an upgraded intake, catback exhaust, or other minor bolt on modifications.

APR STAGE 1

The APR Stage 1 ECU Upgrade is the first step towards making more power! This simple upgrade requires no engine hardware modifications and produces 409-442 HP with 438-482 FT-LBS of torque. To get more power, the vehicle can be outfitted with an upgraded intake, intercooler, catback exhaust, and various other bolt-on modifications all without requiring any new modifications to the ECU.

APR Stage 1 is available for 91 AKI, 93 AKI, and 100 AKI in North America, and 95 RON, 98 RON, and 104 AKI in the Rest of the World.

APR Calibration Report

STAGE	HP	TQ	MAX GAIN	MAX GAIN
Stock As Reported by VAG	338-360 PS	332-343 FT-LBS
Stock As Measured by APR	374 HP	361 FT-LBS
STAGE 1
91 AKI / 95 RON	409 HP	438 FT-LBS	+72 HP	+89 FT-LBS
93 AKI / 98 RON	410 HP	447 FT-LBS	+76 HP	+95 FT-LBS
100 AKI / 104 RON	442 HP	482 FT-LBS	+109 HP	+132 FT-LBS
STAGE 2
91 AKI / 95 RON	419 HP	441 FT-LBS	+80 HP	+91 FT-LBS
93 AKI / 98 RON	431 HP	476 FT-LBS	+96 HP	+123 FT-LBS
100 AKI / 104 RON	453 HP	485 FT-LBS	+112 HP	+135 FT-LBS

APR Mobile

APR Mobile installs on smartphones, tables and other devices, and connects wirelessly to your ECU. The app can then be used to access features such as program switching, fault code reading and resetting, and high speed data logging.