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The HKS 6mm vacuum filter/breather filter is designed for the 2004-2013 Subaru Forester and the other applications in the fitment table. Match manufacturer part number 4599-RA016, the complete vehicle or system configuration, dimensions, connections, and included components before ordering.
Key Features
- Exact configuration is identified by the manufacturer part number
- Dimensions, material, finish, quantity, and interface vary by listing
- Vehicle or system compatibility must be confirmed before ordering
- Included components are limited to what the exact listing states
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2004-2013 | Subaru | Forester | Confirm engine, body style, system configuration, and exact interface |
| 2002-2021 | Subaru | Impreza | Confirm engine, body style, system configuration, and exact interface |
| 2004-2009 | Subaru | Legacy | Confirm engine, body style, system configuration, and exact interface |
Specifications
| Brand | HKS |
|---|---|
| Manufacturer Part Number | 4599-RA016 |
| Product Type | Hardware - Singles |
| Fitment Type | Vehicle Specific |
| Condition | New |
What's Included
One new HKS hardware - singles identified by manufacturer part number 4599-RA016, in the quantity stated by the title. Additional wiring, pipes, hoses, clamps, fittings, gaskets, fluids, tuning, tools, and installation hardware are included only when expressly listed for this exact part number.
About HKS
HKS develops exhaust, forced-induction, cooling, engine, electronics, and exterior components for import and performance vehicle applications.
Related HKS Products
- Shop all HKS products
- HKS 4mm Vaccum Filter
- HKS Adjustable Knob (Inverted)
- HKS Silver Block Logo Emblem
Frequently Asked Questions
How do I confirm this HKS part is correct?
Match the exact manufacturer part number, dimensions, material, finish, quantity, electrical requirements, and connection or mounting interface before ordering.
Is this a complete kit?
Only the components stated in the title and What’s Included section are supplied. Related wiring, fittings, hoses, clamps, sensors, tools, or hardware may be sold separately.
Can this part be used in a custom application?
Universal parts may work when every dimension and interface is verified. Vehicle-specific or system-specific parts should not be treated as universal without current manufacturer confirmation.
Installation Instructions
Follow the current HKS instructions and the vehicle service manual for part number 4599-RA016. Compare every component, connection, dimension, and mounting point before disassembly. Use the correct tools, fasteners, torque values, fluids, wiring protection, and safety procedures, then inspect for leaks, interference, heat exposure, clearance, and secure operation before normal use.
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