Air and Fuel› Air Cleaners, Filters, Intakes and Components
UNIFILTER
Uni Filter Yamaha Kodiak/450 / Grizzly 350-450 / Wolverine 350/450 Air Filter
SKU: U01K NU-3258ST
Beginner — under 30 min
Description
Part #: NU-3258ST
For over 50 years, Uni Foam Air Filters have been unsurpassed in both engine protection and overall performance. Their unique two-stage design produces more horsepower and more torque than any other air filter for your ATV.
MIA's Description
This washable air filter can be cleaned indefinitely with grease-cutting dishwashing detergent, then oiled and reused. It is made in the USA and offers unsurpassed airflow, dirt-stopping capabilities, and overall performance.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | UNIFILTER |
| Part Number | U01K NU-3258ST |
Videos
UNI Air Filters 101 - What Makes UNI a Great Air Filter Option Explained
🔴 Uni Air Filter Oil and Install | Uni filter Sound
Unifilter Performance Air Filters
Inside look into Unifilter
How to clean a UNI with a non-removable cage
How to Oil a Uni Filter
Toyota Tacoma UNI Filter Mod Update 2 1/2 Years Later
How to clean a UNI Two-Stage foam air filter
Does Your Toyota Tacoma Need the UNI Filter Mod?
How to clean a UNI with a removable cage
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy