{"product_id":"k-n-bmw-drop-in-air-filter","title":"K\u0026N BMW Drop In Air Filter","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e33-2231\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 024844092304\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eK\u0026amp;N 33-2231 Replacement Air Filter for 1999-2006 BMW 3 Series M3 X3\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eK\u0026amp;N 33-2231 is a washable reusable high-flow drop-in air filter designed for select BMW models from 1999 to 2006. It features layered oiled cotton media that improves airflow for more horsepower and acceleration while trapping contaminants. This direct factory replacement installs in minutes and lasts the life of your vehicle.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 Layers of Protection:\u003c\/strong\u003e Multiple layers of premium cotton gauze with tacking agent create mesh to block and trap harmful contaminants\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Once Every 5 Years:\u003c\/strong\u003e Needs cleaning every 75000 miles under normal highway driving or 5 years at 15000 miles per year\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Pre-oiled and ready to drop into factory air box for quick performance gains with no tools required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered Power:\u003c\/strong\u003e State-of-the-art media increases horsepower acceleration and overall engine performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSaves Money:\u003c\/strong\u003e Reusable design saves up to $125 versus multiple disposable filters over 200000 miles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eWashable and reusable backed by K\u0026amp;N No-Hassle Lifetime Limited Warranty\u003c\/li\u003e\n\u003cli\u003eReduces landfill waste from over 200 million disposable filters yearly\u003c\/li\u003e\n\u003cli\u003eRugged construction with premium materials lasts vehicle lifetime\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eDrops directly into OEM air box no modifications needed\u003c\/li\u003e\n\u003cli\u003ePre-oiled and sealed for immediate use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e318ti\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e323Ci\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999-2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e323i\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2006\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e325Ci\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2005\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e325i\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2005\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e325xi\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e328Ci\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e328i\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2006\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e330Ci\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2005\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e330i\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2006\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2005\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eX3\u003c\/td\u003e\n\u003ctd\u003e2.5i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2006\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eX3\u003c\/td\u003e\n\u003ctd\u003e3.0i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose K\u0026amp;N?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProven in motorsports and street performance for decades\u003c\/li\u003e\n\u003cli\u003eHigh-flow cotton gauze media delivers more air with full protection\u003c\/li\u003e\n\u003cli\u003ePrecision engineered for exact OEM fit and long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does K\u0026amp;N 33-2231 fit 2003 BMW 325i?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e Yes it fits 2001-2005 BMW 325i Base and other listed E46 models directly into factory air box\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material is used in this filter?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e 8-layer oiled cotton gauze panel filter 8.5 in wide 11.125 in long 1.313 in height\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty on this air filter?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e No-Hassle Lifetime Limited Warranty covers stock replacement filters with limitations apply\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp;amp. Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e Standard Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Protective box 12.25 x 11.75 x 2.75 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.3 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":40318547918927,"sku":"KNN33-2231","price":68.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/kn-bmw-drop-in-air-filter-kn-engineering.jpg?v=1766995341","url":"https:\/\/www.blackopsautoworks.com\/products\/k-n-bmw-drop-in-air-filter","provider":"Black Ops Auto Works","version":"1.0","type":"link"}