Infiniti G35 (2003–2007) & G37 (2008–2013) Custom HP Tuners Tuning

Our HP Tuners custom calibrations for the Infiniti G35 and G37 are designed to bring out the best in Nissan’s legendary VQ platform. Whether your G35 is powered by the VQ35DE or your G37 runs the VQ37VHR, our in-house tuning improves throttle response, torque, horsepower, and drivability while maintaining long-term reliability.

Key Features

• Engine Coverage

  • Infiniti G35 (2003–2007) – 3.5L VQ35DE V6

  • Infiniti G37 (2008–2013) – 3.7L VQ37VHR V6

• Transmission Support – Optimization available for both 6-speed manual and automatic transmissions, including rev-matching, torque management, and shift refinement

• Custom Calibration – Adjustments available for intakes, headers, exhausts, camshafts, forced induction upgrades (turbo/supercharger), and flex-fuel/E85 conversions

• Safe Performance – Calibrations engineered for smooth drivability, consistent fueling, and safe ignition strategies under all load conditions

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

Benefits

• Faster throttle response and reduced lag

• Stronger mid-range torque and top-end power

• Optimized fueling and ignition for bolt-on or boosted builds

• Refined transmission behavior for both daily driving and performance use

• Proven reliability across stock and modified G-series builds

Compatibility

Custom tuning is available for:

• 2003–2007 Infiniti G35 (3.5L VQ35DE, manual & automatic)

• 2008–2013 Infiniti G37 (3.7L VQ37VHR, manual & automatic)

Process

1. Purchase your G35/G37 custom tuning package.

2. Use HP Tuners to read your stock calibration.

3. Provide the stock file and list of modifications.

4. Receive a custom calibration designed specifically for your build.

5. Flash the tune and experience immediate improvements.

Professional Assurance

Every Infiniti G35 and G37 tune is developed in-house with an emphasis on safe, reliable performance. From bolt-on street cars to turbocharged and supercharged builds, our HP Tuners calibrations provide consistent results for the VQ platform.