{"product_id":"k-n-2018-kawasaki-ex400-ninja-replacement-air-filter","title":"K\u0026N 2018 Kawasaki EX400 Ninja Replacement Air Filter","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eKA-4018\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 024844368539\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eK\u0026amp;N KA-4018 Replacement Air Filter for 2018-2021 Kawasaki Ninja 400 Z400\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eReplace your stock air filter with the K\u0026amp;N KA-4018 high-flow unit designed for 2018-2021 Kawasaki Ninja 400 (EX400) and Z400 (ER400) models including ABS and KRT editions. This direct-fit filter delivers low restriction for better airflow increased horsepower and torque while maintaining strong engine protection. Pre-oiled and ready to install it offers washable reusable performance built to last.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Fit Design:\u003c\/strong\u003e Application-specific base seal and sealing bead ensure precise installation on Kawasaki Ninja 400 and Z400 engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Gains:\u003c\/strong\u003e Increases horsepower and torque through high-flow cotton gauze media that allows more air into the engine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiltration Excellence:\u003c\/strong\u003e Multiple layers of woven cotton gauze provide superior dirt and particle capture without sacrificing airflow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Pleated media creates large surface area for extended service life between cleanings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWashable Reusable:\u003c\/strong\u003e Clean with K\u0026amp;N service kit oil and reinstall no replacement needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePre-oiled and ready to drop into your airbox no additional preparation required\u003c\/li\u003e\n\u003cli\u003eService every 50000 miles under normal riding conditions for peak performance\u003c\/li\u003e\n\u003cli\u003eShips in protective cardboard box measuring 8 x 8 x 2 inches\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\u003eDirect replacement removes stock filter installs in minutes with basic tools\u003c\/li\u003e\n\u003cli\u003eCompatible with factory airbox no modifications or additional hardware needed\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\u003e2018-2021\u003c\/td\u003e\n\u003ctd\u003eKawasaki\u003c\/td\u003e\n\u003ctd\u003eNinja 400\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2021\u003c\/td\u003e\n\u003ctd\u003eKawasaki\u003c\/td\u003e\n\u003ctd\u003eNinja 400\u003c\/td\u003e\n\u003ctd\u003eABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020\u003c\/td\u003e\n\u003ctd\u003eKawasaki\u003c\/td\u003e\n\u003ctd\u003eNinja 400\u003c\/td\u003e\n\u003ctd\u003eABS KRT Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020\u003c\/td\u003e\n\u003ctd\u003eKawasaki\u003c\/td\u003e\n\u003ctd\u003eNinja 400\u003c\/td\u003e\n\u003ctd\u003eKRT Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2021\u003c\/td\u003e\n\u003ctd\u003eKawasaki\u003c\/td\u003e\n\u003ctd\u003eZ400\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2021\u003c\/td\u003e\n\u003ctd\u003eKawasaki\u003c\/td\u003e\n\u003ctd\u003eZ400\u003c\/td\u003e\n\u003ctd\u003eABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2021\u003c\/td\u003e\n\u003ctd\u003eKawasaki\u003c\/td\u003e\n\u003ctd\u003eZ400\u003c\/td\u003e\n\u003ctd\u003eABS Base\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\u003eMade in the USA with over 40 years of air filter manufacturing experience\u003c\/li\u003e\n\u003cli\u003eLifetime Limited Warranty covers defects in materials and workmanship\u003c\/li\u003e\n\u003cli\u003eEngineered for exact vehicle fit and real-world performance gains\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 Will KA-4018 fit my 2018 Kawasaki Ninja 400 ABS?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e Yes direct fit for all 2018-2021 Ninja 400 including Base ABS KRT Edition and Z400 models replaces OEM filter exactly\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What filter media does it use?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e Four layers of oiled woven cotton gauze for high airflow and fine particle filtration\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e How do I maintain the warranty?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e No-Hassle Lifetime Limited Warranty requires cleaning with K\u0026amp;N kit every 30000-50000 miles depending on conditions\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 UPS Ground or USPS Priority\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 8 x 8 x 2 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.65 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":40091437105231,"sku":"KNNKA-4018","price":68.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/kn-2018-kawasaki-ex400-ninja-replacement-air-filter-kn-engineering.jpg?v=1766993675","url":"https:\/\/www.blackopsautoworks.com\/products\/k-n-2018-kawasaki-ex400-ninja-replacement-air-filter","provider":"Black Ops Auto Works","version":"1.0","type":"link"}