Air and Fuel› Air Cleaners, Filters, Intakes and Components
K&N Engineering
K&N Filter Universal Rubber Filter 3.25 Flange 5.5 Base 4.6875 Top 8 Height
SKU: K001 RU-5122
Beginner — under 30 min
Description
Constructed with durable materials, the RU-5122 measures 8 inches in height, with a base outside diameter of 5.5 inches and a top outside diameter of 4.688 inches. It is washable and reusable, requiring 1.71 oz of oil for re-oiling.
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 | K&N Engineering |
| Part Number | K001 RU-5122 |
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