2017 - 2021 Audi B9 S4 3.0t Stage 2 (Remote Tune)

REMOTE TUNE COMES WITH A CABLE! YOU DON'T NEED TO PURCHASE A CABLE.

The cable will need to be sent back after you flash your car. If you wish to be able to flash your car at anytime you want, order this cable please.

REMOTE TUNING CABLE 2017-2023

Our Ecu Tune is the pinnacle of performance enhancement, intricately dyno tuned, and street tuned to awaken the hidden potential of your turbocharged 3.0L V6 S4. At Boost Dynamic Tuning (BDT), we pride ourselves on curating extraordinary, bespoke performance calibrations that are meticulously forged to unlock the complete capabilities of your vehicle. Whether you're effortlessly navigating busy city streets or navigating the curves and charge down the straightaways, our remote tuning solution guarantees an seamless and swift software installation process. Prepare for a remarkable driving transformation that harmonizes power, precision, and thrill—it's your moment to elevate performance and indulge in the exhilarating experience of the open road with absolute confidence!

"It's more than just a drive; it’s an exhilarating symphony of engineering and artistry, crafted to deliver a heart-racing experience."

Is a TCU tune really necessary???

In the sophisticated world of automotive engineering, the seamless interaction between the Electronic Control Unit (ECU) and the Transmission Control Unit (TCU) plays a pivotal role in managing torque delivery to the drivetrain with exceptional accuracy. Both the ECU and TCU are outfitted with sophisticated safety measures that regulate torque outputs based on the vehicle’s factory configurations. The ECU diligently communicates the engine’s torque to the TCU, which evaluates whether this output is appropriate. If the TCU identifies an excessive torque level, it swiftly instructs the ECU to adjust the output to adhere to its safety guidelines. In short terms this means your stage 2 file WILL NOT HIT STAGE 2 TQ NUMBERS AS IT'S BEING ROBBED BY THE TRANSMISSION TORQUE LIMITER.

Link to transmission tune https://boostdynamictuning.com/2010-2020-zf-tcu-tune/

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BDT ECU TUNE FEATURES

- Increased Horsepower and Torque Gains

- Speed Limiter Removed

- Neutral/Park Rev Limiter Raised (TCU Tune Required)

- Auto-Start/Stop Defaults to Off (Still Active)

- Torque Limiters Raised

- Fueling Requested Changed (Depending on Throttle Position)

- Stock Boost Gauge Calibrated to Display Higher Boost

- Increased Overrun/Crackle (In Dynamic Mode)

- Engine VE remapped for a Smooth Power Curve

- Boost Control Refined for a Linear boost onset 

- Turbocharger Lag Reduced

- Low Pressure Fuel Pump Pressure Increased

- High Pressure Fuel Pump Pressure Increased

- Variable Valve Timing Recalibration

-E40/E85 Fueling Options Available

- OBDII Port Flashing

B9 S4 3.0T ECU TUNE

Boost Dynamic Tuning’s Staged ECU calibration methodically increases performance power with gains up 480HP & 580TQ, without any sacrifice in drivability or reliability. BDT’s cutting-edge calibration design efficiently and safely maxes out the factory turbocharger’s potential. Allowing you to give those unsuspecting Hellcat victims a run for their money and leaving them with a bruised ego. 

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CRACKLE POPS

The phenomenon known as overrun is a captivating calibration feature that reveals itself during the deceleration phase from elevated RPMs, or while engaging in free-revving in neutral or park. This auditory bubble sound bewitchingly produces a delightful crackling and popping sound, resonating from the exhaust or downpipe—notably subtle on factory exhaust setups. By infusing an extra layer of allure, it transforms your driving experience, elevating the already exquisite symphony of exhaust notes into an intoxicating auditory feast.

BOOST CONTROL 

At the factory level, the ECU's boost control yields a rocky and inconsistent boost curve, resulting in a delayed response that can be felt during prolonged acceleration through the vehicle's powerband. Enter BDT’s Stage 2 ECU Tune, a sophisticated enhancement that elegantly refines this boost curve. The result? A remarkably smooth and instantaneous power delivery, transforming your driving experience and allowing you to push your car to its ultimate limits with confidence.. 

VE CALIBRATION

Volumetric Efficiency (VE) is the intricate science behind a motor's prowess in efficiently managing the inflow and outflow of air and fuel within its combustion chamber. The greater the efficiency, the more seamlessly these elements harmonize into glorious torque and power. In the realm of the B9 3.0T's factory engine calibration, a notable dip presents itself around 3000 RPM—a drop in torque and power that highlights the constraints of the stock engine's VE. Enter BDT's Master Calibrator, a true artisan who meticulously eliminates this slump, opting for a comprehensive solution rather than superficial tuning adjustments or mere torque map enhancements. The outcome? A remarkable surge in power and torque, all expertly maintained within the sophisticated control strategy of the ECU. 

POWER GAINS

ECU TUNE MODIFICATION REQUIREMENTS

SOFTWARE INSTALLATION REQUIREMENTS

**  PLEASE NOTE, IF YOU SCHEDULE AN APPOINTMENT WITH US TO FLASH YOUR TUNE, AND YOU ARE LATE WITH NO CONTACT, THERE WILL BE A $50 LATE FEE APPLIED. IF YOU NEED TO RESCHEDULE YOUR TUNE, YOU MUST CONTACT US AT LEAST AN HOUR BEFORE YOUR APPOINTMENT, OR THERE WILL BE A $50 FEE APPLIED. **

DOWNPIPE NOTICE: BY PURCHASING A MOTORSPORT/RACING PRODUCT ("PRODUCT"), YOU REPRESENT THAT YOU UNDERSTAND AND AGREE THAT: THE PRODUCT IS NOT DESIGNED TO MEET ANY APPLICABLE EMISSIONS STANDARDS, WHETHER IN THE USA OR OTHERWISE, THE PRODUCT IS NOT C.A.R.B. COMPLIANT, AND THAT THE PRODUCT IS NOT FOR SALE OR USE IN CALIFORNIA, USA NOR ANY OTHER JURISDICTION WHERE THE SALE OR USE IS PROHIBITED BY LAW. BOOST DYNAMIC TUNING, LLC MAKES NO REPRESENTATIONS, WARRANTIES, OR CLAIMS THAT THIS PRODUCT COMPLIES WITH ANY APPLICABLE EMISSIONS LAWS AND EXPRESSLY DISCLAIMS ANY AND ALL SUCH REPRESENTATIONS, WARRANTIES, AND CLAIMS, WHETHER EXPRESS OR IMPLIED. BY PURCHASING THIS PRODUCT, YOU REPRESENT, WARRANT, AND AGREE THAT IT IS YOUR RESPONSIBILITY TO INFORM YOURSELF OF ANY LAWS OR REGULATIONS THAT MAY APPLY TO YOUR PURCHASE AND/OR USE OF THE PRODUCT.

 REMOTE TUNE HOW-TO