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Lowest Price:
$259.99
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The FMF Gnarly pipe focuses on increasing the lower RPM horsepower and torque to get you out of the toughest terrain When looking to add 4-stroke tractor like torque to your 2-stroke and you need a pipe to withstand the harsh elements, this is the pipe for you Strong and rugged, this aggressive pipe dishes out handfuls of torque and bottom to mid range pull needed for late model 200cc through 500cc machines and the rigors of the off road domain Nickel plating is an FMF trademark and has been ‘copied’ by everyone making it the most imitated expansion chamber in the world Super strong 18 gauge...
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$259.99
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With well over 35 years of racing experience behind it, the Fatty Gold series pipe delivers race proven performance The Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev No matter what type of riding you do, the Fatty has the benefits you’re looking for More tractable power, improved throttle control Provides power gains throughout entire power band Carbon steel with a nickel plated finish for maximum durability FMF Racing’s Tru-Flo stamping process ensures a perfect fit and optimum performance....
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$259.99
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The Factory Fatty is reminiscent of the works or cone pipe once used by Factory Teams The Factory Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev Lighter 20 gauge steel used for the body of the pipe 19 gauge steel used for the header portion Hand pounded seams for smooth flow transitions O-Rings Included Type: Pipes Configuration: Single Carb Warning: No Weight: 4.9 lbs.
Lowest Price:
$259.99
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The Factory Fatty is reminiscent of the works or cone pipe once used by Factory Teams and The Factory Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev No matter what type of riding you do, the Fatty has the benefits you’re looking for Lighter 20 gauge steel used for the body of the pipe 19 gauge steel used for the header portion Hand pounded seams for smooth flow transitions O-Rings Included Type: Pipes Carb Warning: No
Lowest Price:
$249.99
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The Factory Fatty is reminiscent of the works or cone pipe once used by Factory Teams The Factory Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev Lighter 20 gauge steel used for the body of the pipe 19 gauge steel used for the header portion Hand pounded seams for smooth flow transitions O-Rings Included Type: Pipes Carb Warning: No Weight: 3.2 lbs.
Lowest Price:
$259.99
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With well over 35 years of racing experience behind it, the Fatty Gold series pipe delivers race proven performance The Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev No matter what type of riding you do, the Fatty has the benefits you’re looking for More tractable power, improved throttle control Provides power gains throughout entire power band Carbon steel with a nickel plated finish for maximum durability FMF Racing’s Tru-Flo stamping process ensures a perfect fit and optimum performance...
Lowest Price:
$239.99
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The Factory Fatty is reminiscent of the works or cone pipe once used by Factory Teams The Factory Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev No matter what type of riding you do, the Fatty has the benefits you’re looking for Lighter 20 gauge steel used for the body of the pipe 19 gauge steel used for the header portion Hand pounded seams for smooth flow transitions. O-Rings Included Type: Pipes Configuration: Single Carb Warning: No
Lowest Price:
$259.99
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The Factory Fatty is reminiscent of the works or cone pipe once used by Factory Teams The Factory Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev Lighter 20 gauge steel used for the body of the pipe 19 gauge steel used for the header portion Hand pounded seams for smooth flow transitions O-Rings Included Type: Pipes Carb Warning: No Weight: 3.5 lbs.
Lowest Price:
$249.99
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With well over 35 years of racing experience behind it, the Fatty Gold series pipe delivers race proven performance The Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev More tractable power, improved throttle control Provides power gains throughout entire power band Carbon steel with a nickel plated finish for maximum durability FMF Racing’s Tru-Flo stamping process ensures a perfect fit and optimum performance. Can be used with FMF or stock silencer (unless noted) Our most popular 2-stroke pipe...
Lowest Price:
$249.99
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The Factory Fatty is reminiscent of the works or cone pipe once used by Factory Teams and The Factory Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev No matter what type of riding you do, the Fatty has the benefits you’re looking for Lighter 20 gauge steel used for the body of the pipe 19 gauge steel used for the header portion Hand pounded seams for smooth flow transitions O-Rings Included Type: Pipes Carb Warning: No
Lowest Price:
$249.99
See Details
With well over 35 years of racing experience behind it, the Fatty Gold series pipe delivers race proven performance The Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev No matter what type of riding you do, the Fatty has the benefits you’re looking for More tractable power, improved throttle control Provides power gains throughout entire power band Carbon steel with a nickel plated finish for maximum durability FMF Racing’s Tru-Flo stamping process ensures a perfect fit and optimum performance...
Lowest Price:
$229.99
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With well over 35 years of racing experience behind it, the Fatty Gold series pipe delivers race proven performance The Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev More tractable power, improved throttle control Provides power gains throughout entire power band Carbon steel with a nickel plated finish for maximum durability FMF Racing’s Tru-Flo stamping process ensures a perfect fit and optimum performance. Can be used with FMF or stock silencer (unless noted) Our most popular 2-stroke pipe...
Lowest Price:
$239.99
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With well over 35 years of racing experience behind it, the Fatty Gold series pipe delivers race proven performance The Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev More tractable power, improved throttle control Provides power gains throughout entire power band Carbon steel with a nickel plated finish for maximum durability FMF Racing’s Tru-Flo stamping process ensures a perfect fit and optimum performance Can be used with FMF or stock silencer (unless noted) Our most popular 2-stroke pipe...
Lowest Price:
$239.99
See Details
With ell over 35 years of racing experience behind it, the Fatty Gold series pipe delivers race proven performance The Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev More tractable power, improved throttle control Provides power gains throughout entire power band Carbon steel with a nickel plated finish for maximum durability FMF Racing’s Tru-Flo stamping process ensures a perfect fit and optimum performance Can be used with FMF or stock silencer (unless noted) Our most popular 2-stroke pipe...
Lowest Price:
$239.99
See Details
With well over 35 years of racing experience behind it, the Fatty Gold series pipe delivers race proven performance The Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev More tractable power, improved throttle control Provides power gains throughout entire power band Carbon steel with a nickel plated finish for maximum durability FMF Racing’s Tru-Flo stamping process ensures a perfect fit and optimum performance. Can be used with FMF or stock silencer (unless noted) Our most popular 2-stroke pipe...
Lowest Price:
$239.99
See Details
The Factory Fatty is reminiscent of the works or cone pipe once used by Factory Teams The Factory Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev Lighter 20 gauge steel used for the body of the pipe 19 gauge steel used for the header portion Hand pounded seams for smooth flow transitions O-Rings Included Type: Pipes Carb Warning: No Weight: 2.2 lbs.
Lowest Price:
$654.99
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Race-inspired performance at an economical price A quality muffler with improved torque, increased horsepower and rugged durability all at a price that won't break the bank Overall increase in power and torque Durable stainless steel and aluminum construction Space age internal packing material for maximum longevity Internal shape of core uses Hi-Flo technology Enhanced sonic evacuation provides for higher flow and increased power Includes removable spark arrestor Side panel included Notice: Closed Course Use Only Type: System Configuration: Single Const: Aluminum Finish: Natural Midpipe:...
Lowest Price:
$699.99
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Complete systems and slip-on mufflers Systems feature titanium PowerBomb header and midpipe, except where noted Titanium slip-on mufflers include a stainless steel midpipe The lightest mufflers and full systems available Superior power and performance – horsepower improved throughout the rpm range Feature exclusive proprietary Chamber Core and PowerBomb technology Factory forward engineering centralizes mass, improves handling Made from premium quality American materials Customize with performance tuning inserts and spark arrestor module Notice: Closed Course Use Only Type: System...
Lowest Price:
$1,099.99
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The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber technology both internally and externally Achieve a shorter overall length that is less susceptible to crash damage Factory Forward Engineering - moving the muffler closer to the motor to centralize mass The Factory 4.1 RCT is constructed from only aerospace grade materials. Massive Power gains throughout the RPM range Huge weight savings New RTS (Rapid Tuning System) FMF uses the highest quality proprietary blend of alloy grade titanium Notice: Closed Course Use Only Type: System Configuration: Single Const: Titanium Finish:...
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$249.99
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The Mini PowerCore 4 features a Hi-Flo stainless steel core and formed end caps, an aircraft grade aluminum canister and a durable stainless steel header Its pounds lighter than stock and you will swear the motor has been bored and stroked with the first twist of the throttle Hi-Flo core and end cap Pounds lighter than stock Notice: Closed Course Use Only Type: System Spark Arrestor: Internal Carb Warning: No Header Const: Stainless Steel Header Type: Hi-Flo Weight: 3.5 lbs. Fits the following Yamaha models: TTR50 2006-2009 TTR50 2013-2016
Lowest Price:
$239.99
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The Mini PowerCore 4 features a Hi-Flo stainless steel core and formed end caps, an aircraft grade aluminum canister and a durable stainless steel header Its pounds lighter than stock and you will swear the motor has been bored and stroked with the first twist of the throttle Hi-Flo core and end cap Pounds lighter than stock Notice: Closed Course Use Only Type: System Spark Arrestor: Internal Carb Warning: No Header Const: Stainless Steel Header Type: Hi-Flo Weight: 3.3 lbs.
Lowest Price:
$249.99
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The Mini PowerCore 4 features a Hi-Flo stainless steel core and formed end caps, an aircraft grade aluminum canister and a durable stainless steel header Its pounds lighter than stock and you will swear the motor has been bored and stroked with the first twist of the throttle Hi-Flo core and end cap Pounds lighter than stock Notice: Closed Course Use Only Type: System Spark Arrestor: Internal Carb Warning: No Header Const: Stainless Steel Header Type: Hi-Flo Weight: 3.4 lbs.
Lowest Price:
$249.99
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The Mini PowerCore 4 features a Hi-Flo stainless steel core and formed end caps, an aircraft grade aluminum canister and a durable stainless steel header Its pounds lighter than stock and you will swear the motor has been bored and stroked with the first twist of the throttle Hi-Flo core and end cap Pounds lighter than stock Notice: Closed Course Use Only Type: System Spark Arrestor: Internal Carb Warning: No Header Const: Stainless Steel Header Type: Hi-Flo Weight: 3.5 lbs.
Lowest Price:
$229.99
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The latest generation 2-stroke performance silencers from FMF The 2.1 utilizes a new shape inspired by the 4.1 system Utilizes exclusive FMF Turbine Dampening System U.S. Forest Service legal status The straight through design of the spark arrestor canister and the performance flow stainless steel end cap ensures strength, durability and most importantly, track and trail proven unrestricted power Type: Silencers Configuration: Single Const: Aluminum Finish: Natural Midpipe: Stainless Steel Endcap: Stainless Steel Spark Arrestor: Internal Carb Warning: No