2019–2024 Subaru Ascent Custom HP Tuners Tuning (2.4L Turbo FA24DIT)

Our HP Tuners custom calibrations for the 2019–2024 Subaru Ascent are designed to unlock the full potential of the 2.4L turbocharged FA24DIT engine. Whether your Ascent is stock or equipped with bolt-ons, our in-house tuning improves throttle response, horsepower, torque, and drivability — while maintaining Subaru’s reputation for safety and reliability.

Key Features

• Engine Coverage – 2.4L Turbocharged H4 (FA24DIT) – Subaru Ascent (2019–2024, all trims)

• Transmission Support – Calibration available for Subaru CVT, refining throttle mapping, torque limits, and shift strategies for smoother yet more responsive driving

• Custom Calibration – Adjustments available for intakes, intercoolers, exhausts, downpipes, turbo upgrades, fueling enhancements, and flex-fuel/E85 conversions

• Safe Performance – Tunes built with knock-safe ignition strategies, optimized fueling, and smooth daily drivability

• Remote Tuning – Fully supported via HP Tuners MPVI2 and MPVI3 (ECU unlock required)

Benefits

• Sharper throttle response and reduced turbo lag

• Horsepower and torque gains across the full RPM range

• Stronger mid-range power for towing, hauling, and highway merging

• Refined drivability for family, daily, and adventure use

• Reliable calibrations for both stock and performance-upgraded Ascent builds

Compatibility

Custom tuning is available for:

• 2019–2024 Subaru Ascent (2.4L Turbo FA24DIT, CVT automatic, ECU unlock required)

Process

1. Purchase your Ascent custom tuning package.

2. Unlock the ECU (required for FA24DIT tuning).

3. Use HP Tuners to read your factory ECU calibration.

4. Provide your stock file and list of modifications.

5. Receive a custom calibration tailored to your exact build.

6. Flash your tune and enjoy instant gains.

Professional Assurance

Every Subaru Ascent calibration is developed in-house with precision, ensuring safe power gains, reliable drivability, and long-term consistency. From daily commuting to towing and adventure builds, our HP Tuners custom tuning delivers proven results for the FA24DIT platform.

Meta Description (SEO)

Custom HP Tuners tuning for 2019–2024 Subaru Ascent 2.4L Turbo FA24DIT. ECU unlock required. Improve horsepower, torque, throttle response, and drivability with safe, reliable calibrations.