Fuel and Intake

Model

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

Air Filter, K&N

XR400R '96 - '04
$81.95
  • 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
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

Carburetor Kit, TM36 Pumper

XR400R '96 - '04
Add Pocket Tuner Tool
$469.95

Better throttle response. More power over a much wider range. Kit includes pre-jetted Mikuni TM36 Pumper carb and push/pull throttle cables. Everything is included to mount this carb to your bike. Well suited for stock to mildly modified motors.

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Made in USA

Jet Kit, Factory Pro

XR400R '96 - '04
Add Pocket Tuner Tool
$54.95

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