Boyesen Engineering

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Search results for 'ts 50'

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RAGE CAGE REPLACEMENT GASKETS
$6.95
Replacement RAGE CAGE gasket. Includes 1 nitrile bound gasket. Learn More

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RAGE CAGE REED SYSTEM
$275.00
Patented, one piece, cast aluminum Reed Block system that delivers guaranteed bolt on performance. All gaskets provided. No modifications required. Learn More

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RAGE CAGE REED SYSTEM
$369.95
Patented, one piece, cast aluminum Reed Block system that delivers guaranteed bolt on performance. All gaskets provided. No modifications required. Learn More

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POWER X-WING
$129.95

.::Fits H-D OEM Injection Systems::.

The Boyesen Power X-Wing will increase power and torque by straightening airflow within the throttle body throat. With the enhanced flow of air from the inlet, the reduced air turbulance and increased velocity will provide more precise fuel control and optimum air/fuel delivery.

Simple bolt-on - gaskets provided.

Unconditionally guaranteed or your money back.

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SUPERCOOLER KITS
$199.95
HEAT is killing your SUZUKI LT-R450. This ATV runs HARD and runs HOT – which can cause the stock plastic impeller to fail and ultimately destroy your engine. Boyesen's SuperCooler™ kit for the 450 Quadracer uses a patented impeller design to protect vulnerable engine components. A 26% flow increase over stock lets you run cooler, run faster and moto longer. More flow means supercooled engine protection and maximum horsepower! Learn More

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SUPERCOOLER KITS
$199.95
HEAT is killing your SUZUKI LT-R450. This ATV runs HARD and runs HOT – which can cause the stock plastic impeller to fail and ultimately destroy your engine. Boyesen's SuperCooler™ kit for the 450 Quadracer uses a patented impeller design to protect vulnerable engine components. A 26% flow increase over stock lets you run cooler, run faster and moto longer. More flow means supercooled engine protection and maximum horsepower! Learn More

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SUPERCOOLER KITS
$189.95
HEAT is killing your KTM 4-Stroke. These machines runs HARD and runs HOT – Boyesen's SuperCooler™ kit for the KTM250/350 uses a patented impeller design to protect vulnerable engine components. A 26% flow increase over stock lets you run cooler, run faster and moto longer. More flow means supercooled engine protection and maximum horsepower! Learn More

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SUPERCOOLER KITS
$195.95
HEAT is killing your KTM 4-Stroke. These machines runs HARD and runs HOT – Boyesen's SuperCooler™ kit for the KTM250/350 uses a patented impeller design to protect vulnerable engine components. A 26% flow increase over stock lets you run cooler, run faster and moto longer. More flow means supercooled engine protection and maximum horsepower! Learn More

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SUPERCOOLER KITS
$199.95
Out of stock
HEAT is killing your Yamaha 4-Stroke. These machines runs HARD and runs HOT – Boyesen's SuperCooler™ kit for the YZ450F uses a patented impeller design to protect vulnerable engine components. A 26% flow increase over stock lets you run cooler, run faster and moto longer. More flow means supercooled engine protection and maximum horsepower! Learn More

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SUPERCOOLER KITS
$199.95
HEAT is killing your Yamaha 4-Stroke. These machines runs HARD and runs HOT – Boyesen's SuperCooler™ kit for the YZ450F uses a patented impeller design to protect vulnerable engine components. A 26% flow increase over stock lets you run cooler, run faster and moto longer. More flow means supercooled engine protection and maximum horsepower! Learn More

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