• FILTERWEARS Pre-Filter K390 For K&N Air Filter RU-2852
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FILTERWEARS Pre-Filter K390 For K&N Air Filter RU-2852

FILTERWEARS Pre-Filter K390 For K&N Air Filter RU-2852

$22.95 USD
$22.95 USD
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  • Ships direct from the brand or supplier
  • Tracking emailed when it ships
  • Free fitment check before you order

Direct from manufacturer. Made in the USA.

Filter material: 100% monofilament polyester with water repellent finish standard on all pre-filters. Closed top, oval tapered pre-filter.

Measurements: 3.75"x4.25"(top width-length), 4"x6"(base width-length), 4"(height)

Fits K&N Air Filter: RU-2852

Vehicle Applications:

Yamaha

  • Fits 1990–1999 Yamaha FZR600R 600 (w/ K&N RU-2852 air filter)
  • Fits 1989–1993 Yamaha FZR600 600 (w/ K&N RU-2852 air filter)

Kawasaki

  • Fits 1985–1987 Kawasaki GPZ1000RX 1000 (w/ K&N RU-2852 air filter)
  • Fits 1985–1987 Kawasaki ZX1000R Ninja 1000 (w/ K&N RU-2852 air filter)
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Air filter: what to know

A dirty filter restricts airflow, which can hurt fuel economy and make the A/C or heater weaker.

Fitment notes

  • Specs, lead time and warranty come from the manufacturer and supplier and can change. The details above this guide are the latest we have.

Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.

Ask about fitment

What else to plan for

More for your car: Air Filters · All Air Filters · Filters

Questions about air filter

Will this fit my car?
Check the title and details above for the vehicles and part number it is listed for. If you are not sure, contact us with your year, make, model, engine and trim and we will confirm fitment before you order.
How often should I change it?
Follow your maintenance schedule; dusty roads mean more often.
Where do specs and warranty details come from?
From the manufacturer. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
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