2008-2017 Yamaha Supercharger Rebuild Kit
WR04051
Includes all bearing and plates that are not available to buy seperatly OEM
SVHO back plate allow use of SVHO wheels in SHO chargers if front housing is modified.
New thrust plate, bearing and rings to suit OEM and aftermarket shafts
Service kit for worn or failed chargers
NOTE: WORX has thoroughly tested this product in a range of worn and failed chargers. We encourage thorough inspection of failed charger housings. Damage or excessive wear to housings where shaft bearings locate are non repairable. Service Kit is designed to replace old OEM components that have excessive wear or have failed.
Only experienced mechanics should attempt this installation.

Yamaha Cooling Kit
WR04011
WORX Racing Yamaha 1.8 engine cooling upgrade kit provides the much needed ‘extra cooling’ when modifying your watercraft. Our WORX Racing cooling kit allows the addition of an extra water line from the Jet unit which feeds directly into the Yamaha 1.8 engine block to significantly lower engine temperatures under load to increase engine reliability and performance.
Kit includes all necessary Fittings, hoses and clamps you need.
1/2 hose and fittings. Suitable for Stock and mild applications (eg Filter, reflash etc)
A must for skis with re-programmed ECU and higher RPM limit
PLEASE SELECT YEAR MODEL OF SKI IN DROP DOWN MENU
Yamaha Air Filter With Breather Kits
WR04020
Our WORX Racing Yamaha 1.8 Air filter kit allows maximum air flow to your engine via a Huge 4-inch flame arrestor. Our tapered smooth bore moulded silicone hose fits directly onto your Yamaha OEM supercharger front housing for easy installation and our Billet anodised 4 inch air filter bracket is easily secured to the hull in a dry but accessible location.
Yamaha 2014-19 SVHO High Flow Pump Strainer
WR04061-0
Billet Hi flow replacement for restrictive OEM plastic pump strainer.
Larger openings for increased water flow into engine for lower engine temps.
Fits all 2014-19 SVHO
Yamaha 1.8L Air Intake Race Kit
WR04020-21
Suits all 1.8 Yamaha Supercharged models excluding 18 models with plastic manifold. (Ribbon delete does not suit plastic manifold models)
Air Filter Kit: Our WORX Racing Yamaha 1.8 Air filter kit allows maximum air flow to your engine via a Huge 4-inch flame arrestor. Our tapered smooth bore moulded silicone hose fits directly onto your Yamaha OEM supercharger front housing for easy installation and our Billet anodised 4 inch air filter bracket is easy secured to the hull in a dry but accessible location.
Ribbon: Replaces the restrictive mesh element in the intake manifold.
It increases air flow to the engine, maximising horsepower.
Constructed from billet for extra durability and strength
Tapered design to allow more air flow
PLEASE NOTICE, THIS ITEM DOES NOT SUIT 18+ PLASTIC INTAKE MANIFOLD SKIS
Blow off Valve: Our cost effective design BOV will greatly improve supercharger clutch life in your Yamaha 1.8 engine. Kit includes a High Strength silicone hose that incorporates a Billet lightweight “Blow off Valve’, necessary vacuum lines and fittings for install.
Easy install to OEM location
Lightweight billet construction less load on hose to reduce fatigue and tearing
Easy to dissemble for cleaning and maintenance
Yamaha 1.8 HO/SVHO/SHO ARP Case Stud Kit
WR04007
This complete kit includes (10) Washers, (10) Studs and (10) Nuts. Constructed from premium 8740 alloy our Stud Kit will provide more accurate and consistent torque loading
A must have for any engine re-build or performance modifications!
Kit includes 10 x stud/nut/washer. Picture for illustration purpose only
Yamaha 1.8 HO/SVHO/SHO ARP Head Stud Kit
WR04006
This complete kit includes (10) Washers, (10) Studs and (10) Nuts. Constructed from premium 8740 alloy our Stud Kit will provide more accurate and consistent torque loading.
A must have for any engine re-build or performance modifications!
Kit includes 10 x stud/nut/washer. Picture for illustration purpose only
Yamaha 12-18 FX and 14-16 FZ Hulls Special Insert Edition Race Sponsons
WR556-I-S
Not happy with how your ski currently handles? Want to upgrade the look of your ski? Designed not just for cutting edge performance but killer style, the WR556-I sponsons are the perfect upgrade for your Yamaha ski!
Made for Yamaha 12-18 FX and 14-16 FZ models, these sponsons have been specifically designed to improve the handling performance of your Yamaha jetski.
With the adjustability of four positions, you can tailor the positioning to your riding style! Expect greatly improved direct response in cornering, more predictable handling AND greater straight line stability, especially in rough conditions.
All Worx Sponsons are designed and manufactured in our Australian warehouse on the Gold Coast, so when you buy Worx Sponsons, you can be sure that you're supporting an Australian owned business.
Features:
Includes:


Note: Before purchasing, check below that your OEM sponson mounting bolts match the backing rail bolt layout pictured below.

Yamaha Bar Extensions
WR06032
Want to get rid of your OEM grips and slip on some new ones? If you've got a yamaha, there's a good chance you'll need this little guys. Super easy to install, these extensions fit on the end of your OEM bars to securely lock in your grips and prevent them from sliding off if your locking clamp fails.
These bar extensions can be install in less than five minutes and their billet anodized construction and sleek minimal design ensure they'll suit any ski or aftermarket grips.
All hardware included.
Yamaha 2014+ SVHO Pump Cone
WR06019
Yamaha EX Air Filter Kit
WR04054
Allows Removal of restrictive OEM airbox for maximum Air Flow to your engine
Increased acceleration and overall RPM's
Race proven design a must for any Modified/ Race watercraft
Full hardware and bracket supplied to mount electrics and remove bulky air box
Engine Breather Filter also provided in kit
2008-2018 Yamaha Rear Exhaust Kit
WR04045
Rear Exhaust Kit – Yamaha GP1800, FX, FZ (2008–2018) & VXR/VXS (2015+)
Take your ski to the next level with our high-performance rear exhaust kit, designed to eliminate restriction, boost power, and give your ride that aggressive, race-ready look. Featuring a massive 3-inch black billet anodised outlet, this kit gives your ski a tough note ???? and means business—on and off the water.
? Moulded black silicone hose – for a smooth, easy installation
? 3-inch billet anodised exhaust outlet – bold, blacked-out, and built to perform
? Billet anodised block-off plate – clean and durable finish
? Deletes restrictive sound suppression baffles – freeing up power and improving flow
? Silicone hose design – helps reduce drone and exhaust resonance
? Essential for high-horsepower and race applications
Full disclaimer: All aftermarket exhausts—ours included—will make your ski noticeably louder.
If you want to turn heads and sound as tough as you ride, this is the upgrade for you. If not... the stock setup might be more your style ??


Yamaha 1.8 Engine Cooling Plate
WR04032
Suggested Routing:

Yamaha Dual Fitting Pump Cooling Plate
WR04031
Yamaha Dual fitting pump cooling plate kit. Billet anodised plate that fits directly onto OEM Yamaha Jet unit, allowing 2 extra water fittings to be added to your watercrafts cooling system. A must for High horsepower applications.
Yamaha Freeflow Exhaust
WR04028
Unlock More Power and Sound ???? – No Cutting Required
Ditch the factory restrictions and unleash your ski’s true potential. This system removes the restrictive sound suppression baffles in your exhaust for increased performance and a more aggressive tone.
? No drilling or cutting required – uses the OEM pump tunnel outlet
? No hose modifications needed – easily return to stock if desired
? Billet anodised outlet – precision-engineered to fit directly into the OEM location
? Designed for modified machines – an essential upgrade for performance builds
? Compatible with all 2008+ Yamaha 1.8L models (Excludes EX & EXR)
Ready to ride harder, louder, and faster? This is the upgrade your ski has been waiting for.
SILICONE HOSE NOW WITH RED INTERIOR! Improved durability and performance, because we know you like to push limits.
Full disclaimer: All aftermarket exhausts—ours included—will be significantly louder.
So if you want to sound tough and be heard, this upgrade’s for you. If not… maybe stick with the stock setup and enjoy the quiet life ??
Yamaha Blow Off Valve V2
WR04021
New & Improved doesn't begin to describe it. Featuring a larger valve for increased air dispersal, improved reliability and a stylish new design; this blow off valve will be a welcome addition to any Yamaha 1.8L Ski!
Adding this blow off valve to your ski will greatly improve supercharger clutch life in your 1.8L engine, keeping you on the water having fun, for years to come. This kit includes all parts necessary for easy 5 minute installation, requiring only some cutters, a socket and Phillips head. These blow off valves, have been tried and tested as art of Worx Racing's famous Yamaha Intercooler Kit, and now you can buy them on their own!
Worx Racing know that you want to get out on the water as soon as possible, so this Blow Off Valve comes preset to our recommended length, but the adjustment screw can be easily adjusted to suit your specific ski.
If wanting to fit a TIAL Blow Off Valve we have made an adaptor. So you can still use the existing host kit. CLICK HERE for the Adaptor.
Yamaha Billet Engine Coupler
WR04003
WR01010
WR01010
2015-2017 Yamaha VXR/VXS Launch Kit
WR-VXR15-HO-LK
Get the party started with our Launch Kit! This combination of parts is the ideal platform for kicking off your modifications and can be easily added to over time to further upgrade your jetski. Designed to extract the best possible potential from your standard watercraft , this level of kit includes parts that any mechanically minded individual should be able to install.
1) WR04043 Air Filter Kit allows maximum air flow to your engine.
2) WR04001 Ribbon Remover replaces the restrictive mesh element in the intake manifold and increases air flow to the engine, maximizing horsepower.
3) WR246 Intake Grate enhances stability control, turning capability, hook up and improves handling in rough water conditions.
4) WR0710 Pump Seal kit fits into the voids of your WR246 Intake Grate to reduce cavitation and maximise pump efficiency and performance.
5) YS-CD-13/19 Solas Impeller will give you better performance (1-2 MPH Gain) over your stock impeller. You will also see reduced cavitation, better holeshot with increased acceleration.
6) WR04033 Pump Strainer to increase water flow into engine and lower engine temps.
7) WR03003 ECU Reflash all OEM functions are retained and you can expect significantly improved acceleration, fuel economy, better top speed and overall maximised performance. Please note we perform this on your stock ECU and will require you to send this to us. WORX aim to perform this service the same or next business day the ECU is received and will return your ECU to you via a fully trackable overnight service.
8) WR06021 Trim Extension increases trim range to bring the nose of your boat higher and increase speed.
2015-2017 Yamaha VXR/VXS
| Yamaha VXR/VXS 2015-2017 | ||
| Part Number | Description | Launch Kit - WR-VXR15-HO-LK |
| WR04043 | Yamaha NA 4 Inch Air Filter Kit | ? |
| WR246 | Yamaha FX HO, FX SHO, 2014+ FX SVHO Intake Grate | ? |
| WR0710 | ? | |
| YS-CD-13/22 | Solas 13/22 Impeller | ? |
| WR04033 | Yamaha 2004-2013 SHO Pump Strainer | ? |
| WR03003 | ECU Reflash | ? |
| WR04001 | Yamaha Ribbon Delete | ? |
| WR06021 | Yamaha Trim Extension | ? |
2008-2020 Yamaha Superjet Launch Kit
WR-SJ08-LK
Our Launch Kit sets the ultimate foundation for any one wanting to upgrade their Superjet. We have all of your handling needs covered. This kit includes:
* Our famous WR228 Intake Grate designed with a deeper scoop for improved hook up and turning for all styles of riding
* Our best selling WR312 Intake Grate for greater stability, drive and control
* WR544 Sponsons constructed from marine grade aluminum and adjustable to suit your style of riding
* WR04041 Exhaust Sleeve fits directly into the OEM exhaust muffler and reduces the stinger size of the pipe to create more back pressure in the pipe for increased top speed.
Yamaha Superjet 2008-2020
| 2008 - 2020 Yamaha Superjet Launch Kit | ||
| Part Number | Description | Launch Kit - WR-SJ08-LK |
| WR228 | Yamaha Superjet Intake Grate | ? |
| WR312 | Yamaha Superjet Ride Plate | ? |
| WR544 | Yamaha Superjet Sponsons | ? |
| WR04041 | Yamaha Superjet Exhaust Sleeve | ? |
Solas Yamaha 1.8 Impeller Tool
WR014H
ARP Flywheel Bolt Upgrade Kit
WR04050
2017+ Yamaha GP1800 SVHO Upgrade Kits
WR-GP17-SVHO-LK
Get the party started with our Upgrade Kits! Whether you're looking to just kick off your modifications or you're looking to get your ski races ready, these upgrade kits are the perfect package.
The combination of parts in each of these kits are perfectly designed to pair well and draw the maximum amount of performance out of your ski whilst still maintaining ski life. Each upgrade level is relatively easy to install for any mechanically minded individual!
2017+ Yamaha GP1800 SVHO
| Yamaha GP1800 2017+ | |||||
| Part Number | Description | Launch Kit - WR-GP17-SVHO-LK | Advanced Kit - WR-GP17-SVHO-AK | Pro Kit - WR-GP17-SVHO-PK | Pro II Kit - WR-GP17-SVHO-P2K |
| WR04020 | Yamaha Air Filter Kit All SHO/SVHO | ? | ? | ? | ? |
| WR04001 | Ribbon Remover FZ, FX SHO, FX HO 13+, VXR 13+ | ? | ? | ? | ? |
| WR246 | GP1800/VXR,VXS 15+ | ? | ? | ? | ? |
| WR0710 | GP1800/VXR,VXS 15+ | ? | ? | ? | ? |
| WR04021 | Yamaha Blow Off Valve Assembly | ? | ? | ||
| WR04061-0 | Yamaha SVHO pump strainer | ? | |||
| WR06021 | Yamaha Trim Extension All RiDE models only | ? | ? | ? | ? |
| WR04018 | 14-19 Yamaha Engine Cooling Kit | ? | |||
| WR03001 | Reflash GP SVHO 8650 RPM | ? | ? | ||
| WR03004 | Reflash GP SVHO 8650 RPM 1000cc | ? | |||
| YV-CD-13/18 | Impeller | ? | ? | ? | |
| WR01005 | ET Hi Boost 19lb S/C Impeller | ? | |||
| RY17040-UK-6S5-4 | Riva Billet Supercharger Shaft Upgrade | ? | ? | ||
| WR01007-2 | Yamaha 1.8 Intercooler kit with BOV | ? | ? | ||
| WR552-I | GP1800 17+/VXR,VXS 11+ | ? | ? | ||
| WR04025 | Yamaha Fuel Pressure Reg 1.8L | ? | |||
| WR01008 | 1000cc Injector Kit Yamaha | ? | |||
2017-2019 Seadoo GTR 230 Upgrade Kit
WR-GTR17-LK
Get the party started with our Upgrade Kits! Whether you're looking to just kick off your modifications or you're looking to get your ski races ready, these upgrade kits are the perfect package.
The combination of parts in each of these kits are perfectly designed to pair well and draw the maximum amount of performance out of your ski whilst still maintaining ski life. Each upgrade level is relatively easy to install for any mechanically minded individual!
2017-2019 Seadoo GTR 230
| SeaDoo GTR 230 2017-2019 | ||||
| Part Number | Description | Launch Kit - WR-GTR17-LK | Advanced Kit - WR-GTR17-AK | Pro Kit - WR-GTR17-PK |
| WR243 | 2011+ GTI, GTS, GTR Intake Grate | ? | ? | ? |
| SX4-CD-13/16 | Solas Seadoo 13/16 Impeller | ? | ? | ? |
| WR04034-GTR | GTR 4-TEC Kanaflex Air Filter | ? | ? | ? |
| WR553-I | 2011+ GTI, GTS, GTR Sponsons | ? | ? | ? |
| WR03006 | Seadoo ECU Reflash 8400RPM | ? | ||
| WR03007 | Seadoo ECU Reflash 8650RPM | ? | ? | |
| RET-EC3020/SE | Supertech Seadoo Valve Springs | ? | ? | |
| WR04005 | Seadoo Manifold Girdle | ? | ? | |
| WR04029 | Free Flow Exhaust | ? | ? | |
| WR04037 | 160° Thermostat | ? | ? | |
| WR02001 | 137x4mm Seadoo 255/260 Boost Wheel | ? | ||
Sign up and we'll send you a code