For Audi enthusiasts

s cars photo

No More Teasing. APR 4.0 TFSI Stage 1 for Audi S6 and S7 Announced

Today begins APR’s annual distributor conference. The Alabama-based tuning firm likes to take this opportunity to introduce new products they have in the chute and this year is no exception. The focus, perhaps not surprisingly, is Audi’s new range of 4.0 TFSI S-cars – models powered by powered by an engine ripe for software tuning. Over the last week they’ve been teasing us with hints at their new Stage 1 software for Audi’s latest turbocharged V8 and now today we have full details. – 4T ed.

APR is pleased to present the ultimate ECU Upgrade for the Audi S6 and S7 4.0 TFSI V8!

After months of long nights and many hours of testing, developing and more testing, we’re pleased to offer you an ECU recalibration that is second to none. APR’s extensive research and development provides you with a powerful ECU upgrade with no loss of drivability or reliability. Expect faster acceleration, improved throttle response and more power across the entire power band.

APR’s 4.0 TFSI V8 ECU Upgrade is an expertly recalibrated engine control strategy that primarily remaps the engine’s operating parameters, within the factory ECU, to provide smooth and reliable power as if intended by the OEM.  APR’s ECU Upgrade is developed to work within the OEM and Tier 1 Supplier specifications for engine component stress tolerances and performance specifications. Available in octane-specific variations, APR’s calibrations allow you to take advantage of fuel quality available in your area. APR’s patented EMCS functionality puts the control of your engine’s operation at your fingertips and allows for additional features and options to be installed to your OEM ECU.

APR Stage 1 ECU Upgrade
The APR Stage I ECU Upgrade gives you higher peak numbers of 560 HP/580 FT-LBS on 93 (R+M)/2 octane and up to 569 HP/605 FT-LBS on 100 (R+M)/2 octane race fuel. As much as 124 HP and 163 FT-LBS of torque are available through the power band! APR’s ECU Upgrade is the best power per dollar modification for the new 4.0 TFSI V8 and gives it just the extra edge these cars lack from the factory without pushing the limits. With factory-like smoothness and drivability, APR’s ECU upgrade will fill the void in an otherwise excellent car.

APR Stage I ECU Upgrade Calibration Report
As Reportedy by Audi
Stock – 93 Octane (R+M)/2
As Measured by APR
91 Octane (R+M)/2
95 Octane RON
93 Octane (R+M)/2
98 Octane RON
100 Octane (R+M)/2
104 Octane RON
Rev Limit 6,200 RPM 6,200 RPM 6,200 RPM 6,200 RPM 6,200 RPM
Speed Limit Max Speed Limited Max Speed Limited Unlimited Unlimited Unlimited
Peak Horsepower (HP) 420 HP 480 HP 552 HP 560 HP 569 HP
Peak Torque (FT-LBS) 406 TQ 464 TQ 564 TQ 580 TQ 605 TQ
Max Horsepower Increase over Stock 90 HP @ 3,900 102 HP @ 3,950 RPM 123 HP @ 4,250 RPM
Max FT-LBS of Torque Increase over Stock 126 TQ @ 2,450 138 TQ @ 3,750 RPM 163 TQ @ 3,700 RPM
APR Acceleration Tests
Program Mode 0-60 MPH 0-100 MPH 62-124 MPH 60-130 MPH 1/4 60′ 1/4 ET 1/4 Trap Speed
Data collected at the same location via a Racelogic P-Box and at an IHRA Certified Drag Strip with launch control, ESP/ASR off, Dynamic mode and Sport mode. May not be comparable to data collected in other locations.

More Information:

Additional Photos


Instant Comments...