F350 V6 4.3 Offshore

Ship your ECU to us at 2840 County Road 523 Ste 4, Wildwood, FL 34785 for our professional flashing, and we'll return it via mail. 

(SAME DAY RETURN SHIPPING. FREE YAMAHA HAT & FISHING SHIRT INCLUDED).

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.