{"product_id":"k-n-stubstack-air-horn-1-25in-id-x-1-68in-w-x-0-485in-h","title":"K\u0026N Stubstack Air Horn 1.25in ID x 1.68in W x 0.485in H","description":"This K\u0026amp;N Stubstack fits 1-1\/2\" SU carburetors of type H4, HS4, HIF14, HIF38, and HIF4. K\u0026amp;N Stubstacks are designed to increase the airflow of carburetors by decreasing the restriction around the choke horn. The stubstack fits inside the air cleaner housing and slides snugly down over the choke horn.","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":39550953881784,"sku":"KNN85-5039","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0077\/1791\/2658\/products\/6ce6bc521483d86ea28368a1b7efefd3.jpg?v=1618636011","url":"https:\/\/www.outlawraceengines.com\/products\/k-n-stubstack-air-horn-1-25in-id-x-1-68in-w-x-0-485in-h","provider":"Outlaw Race Engines","version":"1.0","type":"link"}