Precision molded velocity stack fits snugly onto supercharger inlet. Allows the installation of 4” intake/filter systems for increased air delivery to supercharger. Sized correctly for 4” Kanaflex ducting....

Precision molded velocity stack fits snugly onto supercharger inlet. Allows the installation of 4” intake/filter systems for increased air delivery to supercharger. Sized correctly for 4” Kanaflex ducting....

Lowers air intake temperatures by shielding RIVA Power Filter ducting from radiant engine heat. The custom fit, self adhesive, heat shield is constructed from aerospace materials for lightweight efficiency. Key Features: Reduces air intake temperatures for more power Eliminates 80% of r...

Our new XX-Charger for 300 engines delivers up to 17.5 psi of boost pressure producing arm wrenching acceleration and increased top speed. High performance billet impeller & 3mm spacer increase horsepower through superior impeller blade design and larger interior housing volume. Lightweight billet i...

Presenting the ultimate performance supercharger for Sea-Doo 300 engines! The all new RIVA XXX-Charger is a complete supercharger assembly featuring a lightweight billet aluminum 142mm impeller that is precision balanced to deliver smooth operation. Includes 3mm billet spacer and machined front & re...

Our Intake manifold Girdle Kit provides added strength to the Sea-Doo 1503 & 1630 Rotax engine intake manifold. The billet aluminum bracket clamps around the side of the manifold easily without drilling or grinding of the stock manifold providing extra support to the joint that is known to split und...

Our 'GEN-4' Power Cooler is the ultimate intercooler for the Sea-Doo 300 & 325 engines! Huge cooler core delivers excellent thermal efficiency and minimal pressure drops. Perfect for use in high-boost supercharged and turbo applications. Precision machined billet water tanks hold up to high pressure...

The RIVA Speed Control Override Service removes the restrictive GPS speed control function on Sea-Doo 325 models delivering significant increases in top speed. Also allows system to start in "Sport Mode" for maximum performance. "Touring Mode" can be manually selected after start-up. This is a "mail...

This essential upgrade eliminates the common boost leak issues on 325hp Sea-Doo engines. The original bushing and seal design is often the cause of boost leaks between the intake manifold and cylinder head. These boost leaks reduce performance and can even trigger a fault code (P2282) when more seve...

Our Intake Manifold Girdle Kit provides added strength to the plastic Sea-Doo 325 Rotax engine intake manifold. The billet aluminum bracket clamps around the edge of the manifold easily without drilling or grinding of the stock manifold providing extra support to the joint that is known to split und...