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RXT-X/GTX 300 (2018-2019)

Sea Doo RXT-X/GTX 300 (2018-2019)
Performance Parts and Packages
RXT-300

Performance Kits:

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  • Tool, SeaDoo Impeller Removal, SD 215/260 4-TEC models

    Utilized to remove and install aftermarket pump impellers. Tool, Impeller Removal, SD 4-TEC models
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    $24.95

  • Sea-Doo ACE and 4Tec Oil Change Kit 3.5 Quarts XPS Oil and OEM Oil Filter For ROTAX Engines

    For all 4-stroke Sea-Doo engines Kit includes: 3.5 Quarts of XPS synthetic blend oil, oil filter,o-ringsand instruction sheet
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    Regular Price: $79.99

    Special Price $71.99

  • Sea Doo RIVA / V-TECH Maptuner X Tune Bundle

    This is a bundle of the Sea-Doo 4-tec and ACE tuning credit and the RIVA maptuner x required to load the tune on your ski, This covers 2004 and newer Sea-Doo skis including the 300 models. Includes cable needed! This tuner allows you to tune your ski on your own! No more sending in to be service every time you need a different map for your ski. This will literally save hundreds of dollars and hours of shipping time!
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    Regular Price: $1,015.00

    Special Price $890.00

  • RIVA Sea-Doo Waterbox for 300 Models

    Our Pro-Series Sea-Doo Water Boxes deliver increased horsepower and performance by reducing exhaust restriction and back pressure. Developed on a flow bench, our water boxes feature radius-ed exhaust tubes and end caps for optimum exhaust flow. Innovative short design allows easy servicing of supercharger without removal of exhaust system. High strength aluminum construction & precision welds will survive backfires & overheating. Powder c...
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    Regular Price: $419.95

    Special Price $399.95

  • Filter Kit - Works for all PWCs

    This Universal Water Filter/Strainer Kit protects your inter cooler from damage and reduced efficiency due to waterborne debris such as sand, seaweed, grass and pebbles that are sucked into the cooling system. Oversize "Super Strainer" mounts easily inline with cooling system and features clear filter cup for quick visual inspection. Kit includes large high quality marine strainer, stainless steel mounting bracket and a selection of adapter fitti...
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    $44.95

  • RIVA Sea-Doo Rising Rate Fuel Pressure Regulator Kit - `08 & Newer

      Install Directions: DOWNLOAD PDF Fits: 2008-Current 4TEC RXP/RXT/RXT-X/RXP-X/iS/aS/GTX 215/255/260HP/300Hp models Our Fuel Pressure Regulator Kits provide the precision pressure control necessary to compliment a variety of performance applications. Kits are fully assembled & mount securely via sturdy stainless steel bracket. High quality billet pressure regulator can adjust base pressure from 25 to 80 PSI. Unit can also be set ...
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    $394.95

  • Sea-Doo Spark Snap-in Fenders

    Sea-Doo Spark Protect your investment with easy to install and remove fenders designed specifically for Sea-Doo watercraft. Pre-molded holes, front and rear on the Sea-Doo Spark models ensure a solid mount in the optimal spot. High visibility red color keeps them in sight. Sold in pairs. Patent pending.
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    $99.99

  • Sea-Doo RIVA Billet iControl Levers

    Our billet lever set for Sea-Doo iControl models provides superior control and comfort along with cutting edge styling. Directly replaces the OEM plastic parts with high quality C-N-C machined throttle and brake levers. Features more responsive stainless steel return spring for a precision feel. Gunmetal gray anodized coating prevents corrosion. Installs easily with included instructions. Key Features: Superior comfort & control. Cut...
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    $124.95

  • RIVA Sea-Doo 230/300 Intake Manifold Upgrade Kit

    Our Sea-Doo 230/300 Intake Manifold Upgrade Kit enables your engine to produce more horsepower through increased boost pressure (+1 lb). Supplied hole saw & cutting fixture allow easy removal of restrictive screen element from inside of intake manifold. Special o-ringed, billet block-off plug fills opening left after removal of screen element. Includes detailed installation instructions.   Key Features: Delivers increased boost pres...
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    $189.95

  • Solas Sea-Doo SXX-CD-13/18 Impeller

    Solas Concord Impellers increase low-end thrust and top-end speed. Constructed of high strength stainless steel, Solas Impellers feature a polished hub and exclusive hub-end water seal for reduced cavitation. All "R" model Solas impellers are placed in a pitch-block before leaving Solas to ensure accuracy for optimal performance.     Works with: 2016 SEA-DOO GTX LIMITED 300 2016 SEA-DOO RXP-X 300 2016 SEA-DOO RXT-X 300
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    Regular Price: $382.95

    Special Price $360.00

  • RIVA Sea-Doo 2018+ RXT/GTX (ST3) Pro-Series Sponsons

    Our race proven Pro-Series Sponsons deliver dramatically improved handling & straight line stability with superior fin & backing plate design. Features a cutting edge stepped surface for unmatched control. Bulletproof mounting system utilizes aluminum inserts for maximum strength. Fully adjustable five position fin to control the amount of influence they have on the craft. Easy bolt-on installation uses original mounting points. Includes ...
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    $499.95

  • RIVA Sea-Doo 300 Valve Cover Heat Shield

    Lowers air intake temperatures by shielding Riva Power Filter ducting from radiant engine heat. 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 radiant valve cover heat Easy self-adhesive installation Custom fit for 300 applications
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    $17.99

  • RIVA Sea-Doo 300 2018+ Speed Control Override Module

    The RIVA Speed Control Override Module removes the restrictive GPS speed control function on Sea-Doo iControl models delivering significant increases in top speed with stock ECU. Easy to install module allows system to start in "Sport Mode" for maximum performance. "Touring Mode" can be manually selected after start up. Key Features: Removes GPS controlled speed limiter. Increases top speed utilizing stock ECU. Works on all 2018+ 300hp mode...
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    $199.95

  • 4-Tec Valve Compression Tool

    Our overhead Valve Compression Tool allows easy removal of valve springs and keepers without removing cylinder head. Includes compression adapter to pressurize cylinder keeping valves in place during removal of stock springs and keepers.
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    $149.99

  • RIVA FLYWHEEL BOLT UPGRADE KIT

    High strength bolt kit directly replaces OEM flywheel bolts that are prone to shearing off on modified Sea-Doo 1503cc and Yamaha 1.8 liter engines. Superior materials and design improve durability and reliability. A must for endurance, closed course and HydroDrag race craft! Sold as a set of 6. Details Shipping Details Item #: RY10840-FWB Brand: RIVA Racing 2008 SEA-DOO GTX 215 2008 SEA-DOO RXP-X 255 2008...
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    $29.95

  • RIVA Sea-Doo 4-TEC Valve Train Upgrade Kit

    Our Valve Train Upgrade Kit increases the reliability of your modified engine by reducing the possibility of valve float at high rpm. Includes lightweight, precision-machined titanium valve retainers, racing valve springs, base washers and OE rocker arm shaft bolts that must be replaced during installation.Valve Compression Tool also available.   Applications: All Sea-Doo 4-TEC Engines.
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    $599.99

  • Sea-Doo RXT-X 300 / GTX Ltd 300 2018-2019 Stage 2 Kit

    Performance Data Stock (U.S. Model) 68MPH @8000 RPM Stock (Intl. Model) 72 MPH @ 8,000 RPM Stage 1 76 MPH @ 8000 RPM Stage 2 81 MPH @ 8300 RPM Stage 3 83 MPH @ 8600 RPM Stage 3 PLUS 85 MPH @ 8800 RPM Note: All testing performed with 1/3 tank of fuel. RIVA MaptunerX BRP Bundle (All except SPARK) RS110SC-B RIVA Sea-Doo 2018+ RXT/GTX 300 Power Filter RS13120 SOLAS SXX-CD-13/18 Impeller
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    Regular Price: $1,932.20

    Special Price $1,690.00

  • RIVA Sea-Doo 2018+ RXT/GTX 300 Rear Exhaust Kit

    The amazing automotive design of our rear exhaust kit will make your ski stand out from the crowd! The kit delivers performance and cutting-edge style while allowing for removal of the restrictive sound suppression system located between water box and hull exit. Improves engine performance by reducing back pressure and restriction. Includes mandrel bent aluminum exhaust tube that is powder coated to prevent corrosion, large billet aluminum throug...
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    Regular Price: $419.95

    Special Price $399.95

  • 4-Tec Pro Series Cylinder Head Stud Kit

    Our ultra high strength cylinder head stud kit is essential equipment when upgrading internal components on your high boost Yamaha engine. Precision machined from premium grade 8740 alloy and heat treated to exacting tolerances, these studs dramatically increase reliability & ease of maintenance. Key Benefits Include: Superior material & heat treat process provide 10X better fatigue strength than OEM bolts. Studs provide impr...
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    $199.99

  • Solas Sea-Doo Concord 13/16 Impeller

    Solas Concord Impellers increase low-end thrust and top-end speed. Constructed of high strength stainless steel, Solas Impellers feature a polished hub and exclusive hub-end water seal for reduced cavitation.     Works with: 2016-2018 SEA-DOO GTX LIMITED 300 2016-2018 SEA-DOO RXP-X 300 2016-2018 SEA-DOO RXT-X 300
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    Regular Price: $389.99

    Special Price $359.99

Items 1 to 20 of 73 total

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