F350 V6 4.3 Offshore

Ship your ECU to us at 3232 26th Ave E UNIT D, Bradenton, FL 34208 for our professional flashing, and we'll return it via mail. 

Ship your ECU to us for professional flashing, and we'll return it via mail. We recommend ensuring your shipment for up to $3,000 to protect your unit during transit. Our technicians will reprogram your engine control unit and send it back ready to install. 

Yamaha F350 OFFSHORE 4.3L, the NIZPRO 382 HP Tune 

Must run 89 Octane fuel and above

Yamaha F350 OFFSHORE 4.3L, the NIZPRO 376 ECO Tune

Must run 87 Octane fuel and above

The Nizpro 382 ENHANCED Repower is the reliable, cost-effective solution to safely enhance the performance of your Yamaha F350 4.3L Offshore engine. This tune we can almost guarantee 15% and above fuel economy along with more HP. 

F350 4.3L V6 376 ECO DEALER INSTALL 2024 to Current

We can almost guarantee 25% better fuel economy is seen on most customers boats. 

You can have a Nizpro Marine F350 4.3L 376 ECO Repower installed quickly and professionally.