{"id":1749,"date":"2018-06-28T00:23:14","date_gmt":"2018-06-28T04:23:14","guid":{"rendered":"http:\/\/maxtorqueperformance.com\/?post_type=product&#038;p=1749"},"modified":"2025-08-23T15:31:56","modified_gmt":"2025-08-23T19:31:56","slug":"kn-universal-high-flow-air-filters-4-0-inside-diameter-7-0-height","status":"publish","type":"product","link":"https:\/\/maxtorqueperformance.com\/index.php\/product\/kn-universal-high-flow-air-filters-4-0-inside-diameter-7-0-height\/","title":{"rendered":"K&#038;N Universal High Flow Air Filters: 4.0&#8243; Inside Diameter, 7.0&#8243; Height"},"content":{"rendered":"<p>K&amp;N&#8217;s Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&amp;N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1\/16 of an inch (1.5mm) to fit in-between sizes. K&amp;N universal air filters are washable and reusable.<br \/>\nDesigned to increase horsepower and accelerationq<br \/>\nHundreds of sizes and shapes for most applications<br \/>\nHigh air flow with excellent filtration<br \/>\nClamp-on washable and reusable air filter<br \/>\nMalleable flanges<br \/>\nOne year limited warranty<br \/>\nRU-2590 Product Specifications<br \/>\nAir Filter Large End Diameter: 5.375 in (137 mm)<br \/>\nAir Filter Shape: Round Tapered<br \/>\nBase Outside Diamete: 5.375 in (137 mm)<br \/>\nFilter Material: Cotton Gauze<br \/>\nFilter Re-Oiling Amount: 1.24 oz (37 ml)<br \/>\nFlange Inside Diameter: 4 in (102 mm)<br \/>\nFlange Length: 0.625 in (16 mm)<br \/>\nFlange Type: Centered<br \/>\nFlanges: 1<br \/>\nHeight: 7 in (178 mm)<br \/>\nInner Wire: No<br \/>\nProduct Style: Round Tapered Universal Air Filter<br \/>\nTop Material\/Finish: None<br \/>\nTop Outside Diameter: 4.375 in (111 mm)<br \/>\nTop Style: Rubber<\/p>\n","protected":false},"excerpt":{"rendered":"<p>K&amp;N&#8217;s Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&amp;N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable [&hellip;]<\/p>\n","protected":false},"featured_media":1750,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[57,48],"product_tag":[],"class_list":{"0":"post-1749","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-intake","7":"product_cat-uncategorized","9":"first","10":"instock","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/maxtorqueperformance.com\/index.php\/wp-json\/wp\/v2\/product\/1749","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/maxtorqueperformance.com\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/maxtorqueperformance.com\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/maxtorqueperformance.com\/index.php\/wp-json\/wp\/v2\/comments?post=1749"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/maxtorqueperformance.com\/index.php\/wp-json\/wp\/v2\/media\/1750"}],"wp:attachment":[{"href":"https:\/\/maxtorqueperformance.com\/index.php\/wp-json\/wp\/v2\/media?parent=1749"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/maxtorqueperformance.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=1749"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/maxtorqueperformance.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=1749"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/maxtorqueperformance.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=1749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}