Fuel and Intake

• Designed to provide increased performance
• Washable and reusable, pre-oiled and ready to ride
• Multi-layers of woven cotton gauze media offers excellent filtration
• Pleated media provides a large filtration area offering long service intervals
• Fits directly into OEM airbox with application specific Sealing Bead to ensure a precise fit
• Fuel-management modifications are not required for increased performance
• Made in the U.S.A. for over 50 years

• Fits directly into OEM airbox with application specific Sealing Bead to ensure a precise fit
• Fuel-management modifications are not required for increased performance
• Pleated media provides a large filtration area offering long service intervals
• Designed to provide increased performance
• Made in the U.S.A.

Dual stage foam: 2 different pore sizes create more trapping area for even the smallest dust particles.

Flame laminated foam: Both "Stages" are not glued but heat sealed to provide maximum air flow.

Light color foam makes it easier to see where the filter oil has covered and where it has not.

A ProCycle exclusive. This is our favorite air filter for the DR650. Made just for us by the folks at DT1.

• Unique triple stage foam filter designed for the most extreme conditions
• Increased protection against silt, water, and sand
• Allows for extended filter service intervals
• Neoprene base gives superior sealing to air box
• Includes resealable bag for easy oiling and storage

NoToil cleaner NOT recommended with this filter. May cause delamination.

Sold in 6 packs

• Compatible with many air filter boxes. Easy to install by drilling 1’’ holes in airbox housing and snap fitting vents in.
• May be cleaned and re-oiled
• More air flow allows you to add more fuel to your intake mixture, increasing performance.
• 1" Diameter

Not legal for use on pollution controlled vehicles in the state of California.

• Fits directly into OEM airbox with application specific Sealing Bead to ensure a precise fit
• Fuel-management modifications are not required for increased performance
• Pleated media provides a large filtration area offering long service intervals
• Washable and reusable, pre-oiled and ready to ride
• Designed to provide increased performance

• Unique triple stage foam filter designed for the most extreme conditions
• Increased protection against silt, water, and sand
• Allows for extended filter service intervals
• Can be cleaned, re-oiled, and re-used like a 2-stage filter
• Neoprene base gives superior sealing to airbox
• Includes resealable bag for easy oiling and storage

• Made of flame-laminated dual-layer foam, bonded with the highest quality glue to stand up to the roughest and toughest of any style of riding or terrain
• This filter, used with No Toil foam filter treatment, provides the best air filtration system in the world
• Fully open-cell structure for highest airflow and maximum protection
• Heavy-duty glue provides protection from all solvents
• Wide soft sealing ring for extra protection
• Flexible seams prevent cracking
• Original OEM size

• Designed to fit in the factory air box exactly like original filter
• The best selling replacement air filter for competition motorcycles and ATVs
• Unique two stage design allows for easy and complete cleaning
• Dual layer of foam, can be serviced separately
• Thin Ultra Seal base is virtually impossible to tear and has a built-in "Grease Groove"

• Dual stage foam: Two different pore sizes create more trapping area for even the smallest dust particles
• Flame laminated foam: Both “stages” are not glued, but heat sealed to provide maximum air flow
• Reticulated foam: Increases dirt stopping surface area and increase foam strength
• Strongest glue seams will withstand harsh solvents and gas (although we can’t understand why you’d want to use them). Pull as hard as you can, foam will rip before the glued seam will
• Light color foam easier to spot where the filter oil has covered and where it has not
• OEM size for more dirt stopping capability
• Handmade
• Every square inch of each filter is and inspected for quality

• Increased air flow over the stock air filter
• Designed to increase horsepower and throttle response
• Easily fits inside the factory air box
• Larger surface area over foam filters which offers longer service intervals in dusty conditions
• Four layers of premium cotton gauze provides outstanding filtration
• Washable & re-usable, never wears out
• One filter will last the lifetime of your bike

No Toil air filter to replace the stock unit. Fits the stock airbox using the standard guide and frame. It requires foam filter oil to properly trap dirt particles. Don't forget the Evolution Air Filter Oil kit from No Toil.

• Made of flame-laminated dual-layer foam, bonded with the highest quality glue to stand up to the roughest and toughest of any style of riding or terrain
• This filter, used with No Toil foam filter treatment, provides the best air filtration system in the world
• Fully open-cell structure for highest airflow and maximum protection
• Heavy-duty glue provides protection from all solvents
• Wide soft sealing ring for extra protection
• Flexible seams prevent cracking
• Original OEM size

A quality foam Air Filter to replace the stock one. Uses the same guide and frame as the stock unit. It requires foam filter oil to properly trap dirt particles. Don't forget the Evolution Air Filter Oil kit from No Toil.

• Designed to fit in the factory air box exactly like original filter
• The best selling replacement air filter for competition motorcycles and ATVs
• Unique two stage design allows for easy and complete cleaning
• Dual layer of foam, can be serviced separately
• Thin Ultra Seal base is virtually impossible to tear and has a built-in "Grease Groove"

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. 

Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. 

Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product! 

Will not void vehicle warranty

• Fits directly into OEM airbox with application specific Sealing Bead to ensure a precise fit
• Fuel-management modifications are not required for increased performance
• Pleated media provides a large filtration area offering long service intervals
• Washable and reusable, pre-oiled and ready to ride
• Designed to provide increased performance

• Designed to fit in the factory air box exactly like original filter
• The best selling replacement air filter for competition motorcycles and ATVs
• Unique two stage design allows for easy and complete cleaning
• Dual layer of foam, can be serviced separately
• Thin Ultra Seal base is virtually impossible to tear and has a built-in "Grease Groove"

• Designed to fit in the factory air box exactly like original filter
• The best selling replacement air filter for competition motorcycles and ATVs
• Unique two stage design allows for easy and complete cleaning
• Dual layer of foam, can be serviced separately
• Thin Ultra Seal base is virtually impossible to tear and has a built-in "Grease Groove"

Here's a UNI dual layer foam air filter element for the KLX230. Needs to be treated with air filter oil like any other foam filter.

• Designed to fit in the factory air box exactly like original filter
• Unique two stage design allows for easy and complete cleaning
• Dual layer of foam, can be serviced separately
• Thin Ultra Seal base is virtually impossible to tear and has a built-in "Grease Groove"

• Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven)
• Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead air space around the filter for better performance
• Flat foam sealing ring securely seats against the airbox, even in the worst riding conditions

Dual stage foam: 2 different pore sizes create more trapping area for even the smallest dust particles. Flame laminated foam: Both "Stages" are not glued but heat sealed to provide maximum air flow. Light color foam makes it easier to see where the filter oil has covered and where it has not.

• Made of flame-laminated dual-layer foam, bonded with the highest quality glue to stand up to the roughest and toughest of any style of riding or terrain
• This filter, used with No Toil foam filter treatment, provides the best air filtration system in the world
• Fully open-cell structure for highest airflow and maximum protection
• Heavy-duty glue provides protection from all solvents
• Wide soft sealing ring for extra protection
• Flexible seams prevent cracking
• Original OEM size

Unsurpassed in airflow, dirt stopping and overall performance. Adding a pre-filter to your intake system gives you extra protection from damaging contaminants.

A quality foam Air Filter to replace the stock one. Uses the same guide and frame as the stock unit. It requires foam filter oil to properly trap dirt particles. Don't forget the Evolution Air Filter Oil kit from No Toil.

• Designed to fit in the factory air box exactly like original filter
• The best selling replacement air filter for competition motorcycles and ATVs
• Unique two stage design allows for easy and complete cleaning
• Dual layer of foam, can be serviced separately
• Thin Ultra Seal base is virtually impossible to tear and has a built-in "Grease Groove"

• Precision engineered to perfectly fit the factory airbox, these filters meet or exceed OEM specifications
• Direct replacement of original equipment filter with no need to change carburetor jets or settings
• Manufactured from world-class materials to achieve optimum performance and engine protection

Here's a UNI dual layer foam air filter element to fit our TW200s. Needs to be treated with air filter oil like any other foam filter.

• Designed to fit in the factory air box exactly like original filter
• The best selling replacement air filter for competition motorcycles and ATVs
• Unique two stage design allows for easy and complete cleaning
• Dual layer of foam, can be serviced separately
• Thin Ultra Seal base is virtually impossible to tear and has a built-in "Grease Groove"

• Unique triple stage foam filter designed for the most extreme conditions
• Eliminates the need for power robbing dust covers and outerwear covers
• Increased protection against silt, water, and sand
• Allows for extended filter service intervals
• Can be cleaned, re-oiled, and re-used like a 2 stage filter
• Used by factory off road teams around the world

If you are converting a Keihin FCR-MX 39 to fit on your DR, you need to start here. This 6061 T6 aluminum adapter bonds to the airbox side of the carb so it will easily fit the DR.

  Not for the stock carburetor Fits FCR-MX conversions only.

Hate the handlebar mounted choke lever? Can't reach the choke knob? Does your Safari or IMS tank make using the choke difficult?

Our adjustable cable operated choke knob mounts to the left side engine case and works for either the stock BST or Mikuni TM40.

The Power Commander 6 fuel injection tuning device allows you to optimize your fuel and timing curve (where applicable) giving you the confidence to roam freely. With fine tune adjustability and multiple inputs, the Power Commander 6 will keep your vehicle running at its full potential letting you concentrate on the journey ahead.

Featuring a plug-and-play setup, Power Commander 6 can be installed discreetly underneath your seat, cowl, dash or other location ensuring your ride looks as good as it runs. Removing the device reverts your vehicle completely back to stock. With the ability to store and switch between two maps on-the-fly  (via the map switch accessory) and connect to various Power Commander accessories such as the Autotune, Quickshifter or POD-300, the Power Commander 6 gives you features and functions that provide you with the ultimate ride.

All PC6 models have an end-user adjustment of +/-15 in the FUEL table and +/- 8 in the timing table (if applicable). This adjustment is on top of the values that are in the BASE map loaded to the device. This BASE map can be any of the available maps from the Dynojet website.

• Compact design for discrete placement & easy uninstallation to revert to stock settings
• Easily change & upgrade tunes as you upgrade parts
• Comes with Power Core software that connects dyno runs with our EFI Tuning Devices to unlock your ride’s potential
• Pair with other Power Commander accessories like the Autotune, Quickshifter or POD-300
• Analog input allows you to install any 0-5 volt sensor and build an adjustment table based on its input such as boost or temperature
• Easily connects to your computer via USB
• Each cylinder can be mapped individually and for each gear, giving riders more granular control
• One year warranty
• Proudly made in the USA

The Power Commander 6 fuel injection tuning device allows you to optimize your fuel and timing curve (where applicable) giving you the confidence to roam freely. With fine tune adjustability and multiple inputs, the Power Commander 6 will keep your vehicle running at its full potential letting you concentrate on the journey ahead.

Featuring a plug-and-play setup, Power Commander 6 can be installed discreetly underneath your seat, cowl, dash or other location ensuring your ride looks as good as it runs. Removing the device reverts your vehicle completely back to stock. With the ability to store and switch between two maps on-the-fly  (via the map switch accessory) and connect to various Power Commander accessories such as the Autotune, Quickshifter or POD-300, the Power Commander 6 gives you features and functions that provide you with the ultimate ride.

All PC6 models have an end-user adjustment of +/-15 in the FUEL table and +/- 8 in the timing table (if applicable). This adjustment is on top of the values that are in the BASE map loaded to the device. This BASE map can be any of the available maps from the Dynojet website, or those you may have received from a third party.

• Compact design for discrete placement & easy uninstallation to revert to stock settings
• Easily change & upgrade tunes as you upgrade parts
• Comes with Power Core software that connects dyno runs with our EFI Tuning Devices to unlock your ride’s potential
• Pair with other Power Commander accessories like the Autotune, Quickshifter or POD-300
• Analog input allows you to install any 0-5 volt sensor and build an adjustment table based on its input such as boost or temperature
• Easily connects to your computer via USB
• Each cylinder can be mapped individually and for each gear, giving riders more granular control
• One year warranty
• Proudly made in the USA

(Map switch is not included. Sold Separately.)

Designed for use with stock engines using either stock or aftermarket exhaust and air filters.

• Provides a simple and affordable solution to carburetor tuning problems
• Allows you to tune your bike for increased power and smoothness while retaining fuel economy
• Includes a guide booklet on how to install and use your jet kit to its full potential

• Dynojet jet kits provide a simple and affordable solution to carburetor tuning problems
• Kits increase power and smoothness throughout the rev range while maintaining optimum fuel economy

This kit includes 2 Needles that have been developed by JD Jetting and manufactured for them to their exacting specifications. These two needles allow a wide range of tuning possibilities and provide correct fuel delivery at any throttle position.

4 allen type screws for the float bowl are also enclosed should you strip out the stock screws during your tuning process. Complete instructions with photos, jetting suggestions for different set-ups and situations, 5 Main Jets and a drill bit complete the package.

Boyesen Pro Series dual-stage reeds combine a carbon-fiber top reed with a fiberglass bottom reed for unrivaled performance. The Pro Series Reeds are more responsive than our traditional Power Reeds. The carbon-fiber top reed has excellent response characteristics that provides even quicker acceleration, stronger throttle response, and more over-rev than our standard Power Reeds. The fiberglass bottom reed provides stability and longer reed life.