Yamaha F225 Offshore 4.2L Nizpro 332HO ECU Tune (B Series 2021+)

Unlock stronger real-world performance from your Yamaha 4.2L Offshore engine with the Nizpro 332HO calibration, designed to significantly increase horsepower and deliver stronger performance across the entire RPM range.

This calibration is ideal for newer offshore platforms where improved efficiency and power delivery are critical for real-world boating conditions.

Performance Data
Stock Output: 225 HP
Tuned Output: 332 HP
Power Increase: +107 HP

Fuel Savings: Up to 10–15% improved efficiency
Minimum Fuel Required: 89 Octane

What this tune improves

The Nizpro 332HO calibration enhances performance with:

Stronger acceleration
Improved mid-range torque
Better throttle response
Enhanced load handling
Improved cruising efficiency

This results in a more capable and responsive offshore engine.

Compatible Engines

F225  — 2021 to current

How to order

• Select your Service Type
  
• Complete checkout
• Mail in your ECU or schedule local mobile service if eligible

Service Options

Mail-In ECU Service
Nationwide service available.

Local Mobile Flash Service (Florida)
Available for qualifying local appointments within 40 miles of Ormond Beach, FL.

Notes
Performance results can vary based on hull, prop, load, fuel quality, and operating conditions.