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Yamaha Exhaust / Waterbox

RIVA Yamaha O2 Sensor Mounting Kit all 1.8L Engines

RY15040-TP-O2

Built to exact OEM specifications our Billet Tail Pipe allows for use of Bosch O2 sensor without modifying the stock exhaust pipe. No drilling, machining or welding necessary. Supplied billet tool enables easy installation and removal of Bosch O2 sensor. Stainless steel block-off supplied for normal...

  • $236.95
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    RIVA Yamaha O2 Sensor Mounting Kit all 1.8L Engines

  • $236.95
  • Built to exact OEM specifications our Billet Tail Pipe allows for use of Bosch O2 sensor without modifying the stock exhaust pipe. No drilling, machining or welding necessary. Supplied billet tool enables easy installation and removal of Bosch O2 sensor. Stainless steel block-off supplied for normal...

    RIVA Yamaha Waterbox SVHO/SHO/HO 1.8L

    RY16041

    Developed on our Dyno and tested extensively on the water, this water box features radiused exhaust tubes and end caps for optimum exhaust flow. Unique exhaust baffle will increase the low-end power and mid-range pull of your Yamaha watercraft. Delivers up to 15hp on modified engines along with sign...

  • $469.95
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    RIVA Yamaha Waterbox SVHO/SHO/HO 1.8L

  • $469.95
  • Developed on our Dyno and tested extensively on the water, this water box features radiused exhaust tubes and end caps for optimum exhaust flow. Unique exhaust baffle will increase the low-end power and mid-range pull of your Yamaha watercraft. Delivers up to 15hp on modified engines along with sign...

    OEM 2021 and Newer SVHO Yamaha Waterbox

    F4P-U7550-00-00

    Replace your 2020 and older factory Waverunner waterbox with this 2021+ SVHO OEM waterbox. No baffle, increase performance, better sound, big price savings. F4P-U7550-00-00 WATER LOCK COMP.

  • $287.99
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    OEM 2021 and Newer SVHO Yamaha Waterbox

  • $287.99
  • Replace your 2020 and older factory Waverunner waterbox with this 2021+ SVHO OEM waterbox. No baffle, increase performance, better sound, big price savings. F4P-U7550-00-00 WATER LOCK COMP....

    TDR Yamaha Waterbox SVHO/SHO/HO 1.8L

    02-0085

    TDR baffled waterboxes are designed for the recreational rider who wants a power increase with a deep throaty sound. This aluminum box works well with stock & modified engines. Please Note: TDR waterboxes are custom built for you once the order is placed in our store. Please allow 8-10 production d...

  • $335.00
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    TDR Yamaha Waterbox SVHO/SHO/HO 1.8L

  • $335.00
  • TDR baffled waterboxes are designed for the recreational rider who wants a power increase with a deep throaty sound. This aluminum box works well with stock & modified engines. Please Note: TDR waterboxes are custom built for you once the order is placed in our store. Please allow 8-10 production d...

    RIVA YAMAHA Rear Exhaust Kit, 2019 & Newer FX

    RY15120

    Our rear exhaust kit delivers performance and cutting-edge style. Allows for removal of 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 coat...

  • $429.95
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    RIVA YAMAHA Rear Exhaust Kit, 2019 & Newer FX

  • $429.95
  • Our rear exhaust kit delivers performance and cutting-edge style. Allows for removal of 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 coat...

    RIVA Free Flow Exhaust Kit, 2012 & NEWER FX models

    RY16070

    The RIVA Free Flow Exhaust Kit replaces the restrictive sound suppression system located between the water box and hull exit on your watercraft improving engine performance by reducing back pressure and harmful detonation. Made from mandrel bent aluminum tubing, bead rolled on the ends to secure cou...

  • $214.95
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    RIVA Free Flow Exhaust Kit, 2012 & NEWER FX models

  • $214.95
  • The RIVA Free Flow Exhaust Kit replaces the restrictive sound suppression system located between the water box and hull exit on your watercraft improving engine performance by reducing back pressure and harmful detonation. Made from mandrel bent aluminum tubing, bead rolled on the ends to secure cou...

    RIVA Yamaha GP1800, 2015 & Newer VXR/VXS Rear Exhaust Kit

    RY15061

    Our rear exhaust kit for the Yamaha GP1800 and 2015+ VXR/VXS delivers performance and cutting-edge style. Allows for removal of restrictive sound suppression system located between water box and hull exit. Improves engine performance by reducing back pressure and restriction. Includes mandrel bent a...

  • $429.95
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    RIVA Yamaha GP1800, 2015 & Newer VXR/VXS Rear Exhaust Kit

  • $429.95
  • Our rear exhaust kit for the Yamaha GP1800 and 2015+ VXR/VXS delivers performance and cutting-edge style. Allows for removal of restrictive sound suppression system located between water box and hull exit. Improves engine performance by reducing back pressure and restriction. Includes mandrel bent a...

    RIVA Yamaha GP1800/VXR/VXS Free Flow Exhaust Kit

    RY16060

    Replaces the restrictive sound suppression system located between the water box and hull exit on your watercraft improving engine performance by reducing back pressure and harmful detonation. Made from mandrel bent aluminum tubing, bead rolled on the ends to secure couplers, and powder coated to pre...

  • $214.95
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    RIVA Yamaha GP1800/VXR/VXS Free Flow Exhaust Kit

  • $214.95
  • Replaces the restrictive sound suppression system located between the water box and hull exit on your watercraft improving engine performance by reducing back pressure and harmful detonation. Made from mandrel bent aluminum tubing, bead rolled on the ends to secure couplers, and powder coated to pre...

    WORX Racing Free Flow Exhaust for all HO / SHO / SVHO 1.8L Skis

    WR04028

    Allows removal of restrictive sound suppression baffles in Exhaust Requires NO drilling of holes utilising OEM outlet in pump tunnel No modification of OEM hoses needed so ski can be returned to stock Billet anodised outlet fits directly into OEM location A must for any modified craft ...

  • $295.00
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    WORX Racing Free Flow Exhaust for all HO / SHO / SVHO 1.8L Skis

  • $295.00
  • Allows removal of restrictive sound suppression baffles in Exhaust Requires NO drilling of holes utilising OEM outlet in pump tunnel No modification of OEM hoses needed so ski can be returned to stock Billet anodised outlet fits directly into OEM location A must for any modified craft ...

    WORX Yamaha Rear Exhaust for all HO / SHO / SVHO 1.8L Skis

    WR04045

    Our Yamaha 2015+ VXR/VXS, GP1800 FX SVHO rear exhaust kit will eliminate any exhaust restriction, increase engine performance and give your Ski the “This means business look” with the Huge 3 inch Billet anodised outlet. Moulded Black silicone hose for easy install Billet anodised black 3 inc...

  • $359.00
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    WORX Yamaha Rear Exhaust for all HO / SHO / SVHO 1.8L Skis

  • $359.00
  • Our Yamaha 2015+ VXR/VXS, GP1800 FX SVHO rear exhaust kit will eliminate any exhaust restriction, increase engine performance and give your Ski the “This means business look” with the Huge 3 inch Billet anodised outlet. Moulded Black silicone hose for easy install Billet anodised black 3 inc...

    RIVA YAMAHA Rear Exhaust Kit, 2012-18 FX

    RY15070

    Our rear exhaust kit delivers performance and cutting-edge style. Allows for removal of 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 coat...

  • $386.95
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    RIVA YAMAHA Rear Exhaust Kit, 2012-18 FX

  • $386.95
  • Our rear exhaust kit delivers performance and cutting-edge style. Allows for removal of 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 coat...

    RIVA Yamaha VX (TR-1) 2016+Free Flow Exhaust Kit

    RY16090

    Replaces the restrictive sound suppression system located between the water box and hull exit on your watercraft improving engine performance by reducing back pressure and harmful detonation. Made from mandrel bent aluminum tubing, bead rolled on the ends to secure couplers, and powder coated to pre...

  • $236.95
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    RIVA Yamaha VX (TR-1) 2016+Free Flow Exhaust Kit

  • $236.95
  • Replaces the restrictive sound suppression system located between the water box and hull exit on your watercraft improving engine performance by reducing back pressure and harmful detonation. Made from mandrel bent aluminum tubing, bead rolled on the ends to secure couplers, and powder coated to pre...

    RIVA YAMAHA FZR/FZS Rear Exhaust Kit

    RY15050

    Our rear exhaust kit for the FZR & FZS delivers performance and cutting-edge style. Allows for removal of 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 t...

  • $386.95
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    RIVA YAMAHA FZR/FZS Rear Exhaust Kit

  • $386.95
  • Our rear exhaust kit for the FZR & FZS delivers performance and cutting-edge style. Allows for removal of 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 t...

    RIVA YAMAHA 3.5" REAR EXHAUST TIP KIT

    RY15050-ET

    Comes complete with stock exhaust blockoff plate, coupler and Clamps.

  • $171.95
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    RIVA YAMAHA 3.5" REAR EXHAUST TIP KIT

  • $171.95
  • Comes complete with stock exhaust blockoff plate, coupler and Clamps....

    RIVA Yamaha EX/EXR/JetBlaster Free Flow Exhaust Kit

    RY16100

    Replaces the restrictive sound suppression system located between the waterbox and hull exit on your watercraft. Improves engine performance by reducing back pressure and harmful detonation. Easy installation with noticeable results. RACE legal....

  • $161.95
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    RIVA Yamaha EX/EXR/JetBlaster Free Flow Exhaust Kit

  • $161.95
  • Replaces the restrictive sound suppression system located between the waterbox and hull exit on your watercraft. Improves engine performance by reducing back pressure and harmful detonation. Easy installation with noticeable results. RACE legal....

    RIVA Free Flow Exhaust Kit 2008- 11 FX-SHO, 2009- 11 FX-HO, All FZR/FZS Yamaha

    RY16040

    Replaces the restrictive sound suppression system located between the water box and hull exit on your watercraft. Improves engine performance by reducing back pressure and harmful detonation. Includes mandrel bent aluminum tubing that is powder coated to prevent corrosion, high-temp silicone replace...

  • $214.95
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    RIVA Free Flow Exhaust Kit 2008- 11 FX-SHO, 2009- 11 FX-HO, All FZR/FZS Yamaha

  • $214.95
  • Replaces the restrictive sound suppression system located between the water box and hull exit on your watercraft. Improves engine performance by reducing back pressure and harmful detonation. Includes mandrel bent aluminum tubing that is powder coated to prevent corrosion, high-temp silicone replace...

    RIVA Free Flow Exhaust Kit, FX140/FXHO

    RY1625

    Replaces the restrictive sound suppression system located between the waterbox and hull exit on your watercraft. Improves engine performance by reducing back pressure and harmful detonation. Easy installation with noticeable results. RACE legal....

  • $118.95
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    RIVA Free Flow Exhaust Kit, FX140/FXHO

  • $118.95
  • Replaces the restrictive sound suppression system located between the waterbox and hull exit on your watercraft. Improves engine performance by reducing back pressure and harmful detonation. Easy installation with noticeable results. RACE legal....

    The GreenHulk PWC Performance Parts Store has been the number one trusted source for PWC enthusiasts since 2006. We carry only the aftermarket parts and accessories for your Sea Doo, Yamaha Waverunner and Kawasaki Jetski that have been tested and proven. In addition, most of our performance parts have been discussed in great depth by some of the most skilled PWC tuners in the world on our forums at GreenHulk.net. In addition to personal watercraft performance upgrades, we sell factory OEM replacement parts for all skis, Honda, Yamaha, Kawasaki, Suzuki and Can-Am dirt bikes, street bikes, Quads, ATV, UTV and Yamaha outboards.

    We offer the absolute best customer service in the industry, guaranteed. We look forward to serving your needs!