{"product_id":"sinister-diesel-pre-filter-sock-for-cold-air-intake","title":"Sinister Diesel Pre-Filter Sock for Cold Air Intake","description":"\u003cp\u003eEvery diesel enthusiast knows the formula—more air + more fuel = more power. But when dirt, dust, and debris clog your air filter, performance drops fast. The Sinister Diesel Pre-Filter Sock adds a critical layer of protection for your intake system, keeping your filter cleaner, longer, and your engine breathing freely.\u003c\/p\u003e\n\u003cp\u003eConstructed from a high-flow, 5-micron water-resistant mesh, the pre-filter traps dirt and large particles before they reach your air filter—all without restricting airflow or affecting turbo spool. It’s the simplest and most effective way to protect your intake system from dust, mud, and moisture, whether you’re towing, daily driving, or off-roading.\u003c\/p\u003e\n\u003cp\u003eProtect your engine, maintain peak performance, and extend filter life with the Sinister Diesel Pre-Filter Sock—a small upgrade that makes a big difference.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFilters Down to 5 Microns – Blocks fine dust, sand, and debris before they reach your air filter.\u003c\/li\u003e\n\u003cli\u003eNo Airflow Restriction – Tested and proven to maintain full performance without reducing power.\u003c\/li\u003e\n\u003cli\u003eExtends Filter Life – Keeps your main air filter cleaner for longer intervals between services.\u003c\/li\u003e\n\u003cli\u003eEasy Slip-On Design – Installs quickly and fits snugly over your existing Sinister Diesel air filter.\u003c\/li\u003e\n\u003cli\u003eDurable, Water-Resistant Material – Designed to handle harsh conditions on and off the road.\u003c\/li\u003e\n\u003cli\u003eBacked by a 2-Year Warranty – Guaranteed protection and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eWARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov\u003c\/li\u003e\u003c\/ul\u003e","brand":"Sinister Diesel","offers":[{"title":"Default Title","offer_id":68180575125825,"sku":"SD-UPFS-01-20","price":46.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/2504\/1821\/files\/sd_product_images_RAW144808785_797f1981-dc4a-4503-8f7e-2fa87e3eb122.jpg?v=1793884931","url":"https:\/\/rudysdiesel.com\/products\/sinister-diesel-pre-filter-sock-for-cold-air-intake","provider":"Rudy's Performance Parts","version":"1.0","type":"link"}