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⚡ Drive smarter, breathe better — power your Subaru with K&N!
The K&N High-Flow Original Lifetime Engine Air Filter is a premium, washable air filter designed specifically for 2003-2021 Subaru models. It increases engine airflow by up to 50%, boosting horsepower and acceleration while providing superior filtration with four layers of cotton gauze. Built to last a lifetime with durable materials and backed by a limited lifetime warranty, this eco-friendly filter requires cleaning only every 75,000 miles, making it a cost-effective and sustainable upgrade for performance-minded Subaru owners.





| ASIN | B000COC0GQ |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #48,614 in Automotive ( See Top 100 in Automotive ) #717 in Automotive Replacement Air Filters |
| Brand Name | K&N |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,286) |
| Fit Type | Vehicle Specific Fit |
| Global Trade Identification Number | 00024844111562 |
| Included Components | K&N Engine Air Filter: High Performance, Premium, Washable, Replacement Filter: Compatible with 2003-2019 Subaru (Forester, Legacy, Outback, Impreza, WRX, Levorg, Crosstrek, Tribeca) 33-2304 |
| Item Dimensions L x W x H | 4.53"L x 4.09"W x 0.67"H |
| Item Type Name | K&N 85-9541 Gasket |
| Item Weight | 0.4 Kilograms |
| Manufacturer | K&N |
| Manufacturer Part Number | 33-2304 |
| Manufacturer Warranty Description | No Warranty |
| Model Number | 33-2304 |
| OEM Equivalent Part Number | 16546AA090, 16546AA10, 16546AA10A, 16546AA120, 16546AA12A |
| Product Grade | Replacement Part |
| Shape | Rectangular |
| UPC | 024844111562 |
| Unit Count | 1.0 Count |
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