Can I use the Upgrade Kit, OEM Intake Manifold, SD RXP-X/RXT-X to produce more horsepower of my RXT-X 260 - S3 Hull Skis?

More information of this part can be found from this link:
Upgrade Kit, OEM Intake Manifold, SD RXP-X/RXT-X [RS12080-IMUK] - $159.95 : PWCPerformance.com