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KLX250S: Fuel and Intake

KLX250S

The 2009-2014 Kawasaki KLX250S is a popular dual-sport motorcycle, known for its versatility in both on and off-road riding, suitable for novice and experienced riders. Features a carbureted, 249cc, four-stroke, liquid-cooled, DOHC, single-cylinder, with a 6-speed transmission. 

Chain Size:Front Sprocket:Rear Sprocket:Front Tire:Rear Tire:Spark Plug:

520x106

14T

42T

3.00-21
(80/100-21)

4.60-18
(100/100-18)

CR8E

 

Fuel and Intake

KLX250S '09 - '14
  • 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 it's full potential
Add Pocket Tuner Tool
Ships same business day
$102.95
Universal fit. May require additional adjustment or modification.

Genuine Keihin spring, washer, and oring for the fuel screw of FCR and FCR MX carbs.

Just the parts…
Fuel screw spring, washer, o-ring (fuel screw not included)

Ships same business day
$8.95
Universal fit. May require additional adjustment or modification.

The small size and right angle hose barbs make this filter easier to fit into the small space between your fuel petcock and carburetor. Filter body is only 7/8" diameter. Straight filter is 2" long, 90 degree filter is only 1-5/8" long.

Choose Type
Ships in 3-5 business days
$24.95
Universal fit. May require additional adjustment or modification.

This filter is meant for 5/16" fuel lines. Only 1/2" thick it is small enough to fit just about anywhere.

Choose Pack
Ships same business day
$24.95
KLX250S '09 - '14
  • Increased air flow over the stock air filter
  • Designed to increase horsepower and throttle response
  • Designed to fit 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
Add Air Filter Care Kit
Ships in 3-5 business days
$159.95
KLX250S '09 - '14

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
Ships in 3-5 business days
$30.95
KLX250S '09 - '14
  • 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
Ships in 3-5 business days
$38.95
KLX250S '09 - '14
  • 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"
Ships in 3-5 business days
$37.95
Universal fit. May require additional adjustment or modification.

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.

Ships same business day
$15.95