Infiniti Q70 Custom HP Tuners Tuning (VQ37VHR / VK56VD)

Our HP Tuners custom calibrations for the Infiniti Q70 are designed to optimize performance, throttle response, and drivability for both the VQ37VHR and VK56VD platforms. Whether your sedan is equipped with the 3.7L V6 or the 5.6L V8, our in-house tuning delivers sharper acceleration, more usable power, and refined transmission behavior while maintaining long-term reliability.

Key Features

• Engine Coverage

  • 3.7L VQ37VHR V6 – Infiniti Q70 / Q70L (2014–2019)

  • 5.6L VK56VD V8 – Infiniti Q70 / Q70L (2014–2019)

• Transmission Support – Calibration available for the 7-speed automatic, refining shift scheduling, torque management, and responsiveness

• Custom Calibration – Adjustments for intakes, exhaust systems, headers, camshafts, superchargers, turbos, and flex-fuel/E85 conversions

• Safe Performance – Gains designed with smooth power delivery, consistent fueling, and knock-safe ignition strategies

• Remote Tuning – Supported via HP Tuners MPVI2 and MPVI3 for convenient file exchange and flashing

Benefits

• Faster throttle response and reduced delay

• Increased horsepower and torque across the RPM range

• Stronger mid-range pull and improved top-end performance

• Refined transmission behavior for both city and highway driving

• Reliable calibrations for stock and modified builds

Compatibility

Custom tuning is available for:

• 2014–2019 Infiniti Q70 (3.7L VQ37VHR V6)

• 2014–2019 Infiniti Q70 / Q70L (5.6L VK56VD V8)

Process

1. Purchase your Q70 custom tuning package.

2. Use HP Tuners to read your factory calibration.

3. Provide the stock file and your list of modifications.

4. Receive a calibration designed for your setup.

5. Flash the tune and enjoy immediate improvements.

Professional Assurance

Every Q70 calibration is developed in-house with an emphasis on performance, drivability, and reliability. From refined VQ-powered models to powerful V8 builds, our HP Tuners custom tuning provides consistent results for Infiniti’s flagship sedan.