{"product_id":"k-n-high-flow-original-lifetime-engine-air-filter-33-2304-for-subaru-2003-2021-premium-washable","title":"K\u0026N High-Flow Original Lifetime Engine Air Filter 33-2304 for Subaru (2003-2021) – Premium, Washable","description":"\u003cp\u003eThe K\u0026amp;N High-Flow Original Lifetime Engine Air Filter 33-2304 is engineered to help your engine breathe easier, delivering smoother throttle response and robust protection for a broad range of Subaru models from 2003 to 2021, as well as select other vehicles listed in the description. With its washable design, this filter is built to last the life of your vehicle, reducing waste and offering a convenient upgrade to your factory air box.\u003c\/p\u003e\n\u003ch2\u003ePerformance and durability\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eState-of-the-art air filter media is designed to increase horsepower and acceleration while improving overall engine performance.\u003c\/li\u003e\n  \u003cli\u003eRugged construction uses premium materials and modern manufacturing methods to last a lifetime.\u003c\/li\u003e\n  \u003cli\u003e4 layers of protection crafted from premium cotton gauze with a special tacking agent to trap contaminants effectively.\u003c\/li\u003e\n  \u003cli\u003eWashable and reusable, reducing replacement waste and keeping maintenance costs lower over time.\u003c\/li\u003e\n  \u003cli\u003eEasy installation: pre-treated and ready to drop into your factory air box for a quick upgrade.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEveryday use and warranty\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered to fit easily into your factory air box and complete in minutes, with no drilling or tools required.\u003c\/li\u003e\n  \u003cli\u003eNo-hassle lifetime warranty on stock replacement filters for trusted durability.\u003c\/li\u003e\n  \u003cli\u003eMade in the USA with tested performance on some of the world’s toughest race tracks before reaching your driveway.\u003c\/li\u003e\n  \u003cli\u003eEco-friendly design reduces landfill waste by replacing disposable filters with a washable alternative.\u003c\/li\u003e\n  \u003cli\u003eMaintenance interval: clean about every 75,000 miles under normal highway driving conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn daily driving, the filter aims to offer crisp throttle response, smoother acceleration, and a steady air supply to the intake. While results can vary by vehicle and conditions, this upgrade is presented as a possibility for drivers seeking a long-lasting, reusable filtration solution.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which vehicles are compatible with the K\u0026amp;N 33-2304 air filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Fits select Subaru models from 2003–2021 and a few other listed vehicles; check the product description for exact fitment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should you clean the K\u0026amp;N air filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Clean roughly every 75,000 miles under normal highway driving conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":42490075709525,"sku":"B000COC0GQ","price":73.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/kn-high-flow-original-lifetime-air-filter-subaru-assembly-view.jpg?v=1778518851","url":"https:\/\/plentytorque.co.uk\/products\/k-n-high-flow-original-lifetime-engine-air-filter-33-2304-for-subaru-2003-2021-premium-washable","provider":"PlentyTorque","version":"1.0","type":"link"}