With Nizpro's performance upgrade, your 4.2L VF 200, VF 225, or VF 250 horsepower engine can increase to 332 horsepower. Fuel economy will vary by model and boat setup but on average customers see a 15-20% increase in MPG at cruise speeds.
NOTE: You engine must run 89 octane (or higher) fuel and adhere to recommended service intervals. Failure to do so may result in decreased performance and could potentially damage your engine.
