The HPS HPS-4330 Preoiled 2Layer Crankcase Vent Air Filter Breather 1″ ID is one of our steady sellers in Air Intake & Fuel, and it ships from the USA.

Regular filter service preserves the performance that an intake upgrade delivers. Transfer sensors gently and keep the sensing element clean.
If your build is unusual, tell us and we will confirm the hps hps-4330 preoiled 2layer crankcase against it.
The hps hps-4330 preoiled 2layer crankcase ships protected, because a damaged part helps nobody.
What you are buying
- Category: Filter
- Price: $46.14 with free shipping over $99
- Availability: in stock, dispatched from the USA
Unsure about the specification? Our desk cross references against manufacturer data at no cost.
See also: Air Intake & Fuel · HPS HPS-4337 Preoiled 2Layer Woven Cotton Air Filter 3″ ID · HPS HPS-4336 Preoiled 2Layer Woven Cotton Air Filter 2.75″ ID · full catalog
Heavy items are double boxed or palletized, because transit damage helps nobody.
Background reading that is not trying to sell you anything: the fuel economy maintenance guidance.
Frequently asked questions
Can you check fitment before I order?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
What are the shipping times?
Most orders dispatch within one business day. You receive tracking by email the moment the parcel is handed to the carrier.
Can I return this part?
Contact support before removing or returning anything, so the right process starts on the first message and nothing is voided by accident.
How do you verify this part?
Intake and fuel components are checked for correct diameter, sensor housing and connector type.




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