{"product_id":"57s-4521-k-n-performance-air-intake-system","title":"57S-4521 K\u0026N Cold Air Intake Kit, 2012 - 2020 Holden Colorado\/ TrailBlazer 2.8L L4","description":"\u003ch1\u003eOVERVIEW\u003c\/h1\u003e\n\u003cp\u003eThe K\u0026amp;N Performance Airbox is designed to dramatically reduce air flow restriction as well as smooth and straighten air flow. Replacing the restrictive factory air filter and air box allows your engine to inhale more air than with the factory air filter assembly. \u003c\/p\u003e\n\u003cp\u003eMore air means more usable power and acceleration throughout the engine's RPM range. A fully enclosed injection molded air box connects to the factory air intake hose. The removable lid provides easy access to the filter when cleaning is required. \u003c\/p\u003e\n\u003cp\u003eEstimated Horsepower Gain: 12 HP @ 2050 RPM\u003c\/p\u003e\n\u003ch1\u003eDETAILS\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eIncreases horsepower\u003c\/li\u003e\n\u003cli\u003eDesigned to improve torque and acceleration\u003c\/li\u003e\n\u003cli\u003eReplaces entire factory air box and air filter system\u003c\/li\u003e\n\u003cli\u003eWashable and reusable lifetime air filter\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":62791752024145,"sku":"KN57S-4521","price":944.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2115\/6365\/files\/KN57S-4521-K-N-22949244436567.png?v=1790986786","url":"https:\/\/longboostperformance.com\/products\/57s-4521-k-n-performance-air-intake-system","provider":"LongBoost Performance Parts","version":"1.0","type":"link"}