Nizpro Marine F300 5.3L V8 425HO REPOWER 2007 – 2009

Specifications

Model	F300 5.3L	Category Name	Outboard Engines	Year	2026
Sale Type	New	Manufacturer	Nizpro Marine	Odometer	km
Price	Contact for price CAD

Description

Why purchase a Nizpro Marine Performance Repower?

It's all about optimising performance.

The Nizpro Marine Performance Repower is both a cost and time effective way of turning your engine into a 425hp monster: improving hole shot, speed and fuel economy with up to a 9.86% average fuel saving across the entire throttle range.

A Nizpro Marine Performance Repower is about optimising the performance of your engine.

Use the DIY Repower Kit to easily flash your ECU! Upgrading to a Nizpro Marine Performance Repower, your Yamaha V8 300hp OFFSHORE will make 425hp with a Nizpro Performance 6,600rpm Rev limiter and extra torque to get your boat up and out of the water faster!

Increased Power, Improved Economy & Reliability? It’s all true!

Testing: We have rigorously tested the Nizpro Marine V8 425HO Performance Repower on a standard Yamaha V8 300hp OFFSHORE engine utilizing the Nizpro Marine Endurance Test on our inhouse dyno cell. The engine passed with no adverse effects*.

That same engine has also been extensively water tested for 250+ hours to further validate the dyno results. These tests underpin the performance of the hundreds of engines currently in market using the Nizpro Marine 425HO Performance Repower & are undertaken to ensure complete confidence in the Nizpro Marine 425HO Performance Repower.

*Performance Caveat: Engine must run on Minimum 89–90 USA grade / 95-98 AUS grade Octane fuel & have adhered to recommended Yamaha service intervals.

Additional Tunes available from $1250USD

Please note that all NIZPRO ECU Flashing Software is ONLY compatible with Windows Computers.

SPECS

Suitable for

Yamaha V8 OFFSHORE F300 2007 to 2009

FEATURES

STOCK YAMAHA V8 F300 OFFSHORE VS NIZPRO 425HO Performance Repower
• Power increase to 425 hp
• 32% Torque increase up to 405Ftlbs
• Nizpro 6600rpm Performance Rev Limiter
• Improved fuel economy with up to an average saving of 9.86% across the throttle range

DIY Kit includes

ECU Flash Interface & USB Cable
OFFSHORE Flash Harness
12V Power Cable
AC Power supply
2 x Nizpro 425HO Decals
1 x Nizpro 425HO Performance Repower
Exclusive Nizpro Cap
Nizpro USB preloaded with Instructions

INSTRUCTIONS

Name	Link
NIZPRO-Yamaha 5.3L V8 ECU Flashing Instructions	Download