{"product_id":"k-n-engineering-57i-series-performance-intake-kit-for-1998-1997-audi-a4-quattro-1-8l-turbo","title":"K\u0026N Engineering 57i Series Performance Intake Kit for 1998 \u0026 1997 Audi A4 Quattro 1.8L Turbo","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003eEnhance your 1998 or 1997 Audi A4 Quattro 1.8L turbo with the K\u0026amp;N 57i Series Performance Intake Kit, designed to improve airflow and increase engine power. This kit replaces the restrictive factory air box, allowing your vehicle to breathe more freely and efficiently. The open-air design of the high-flow K\u0026amp;N air filter offers greater surface area, resulting in lower restriction and improved throttle response across the entire RPM range. Its washable and reusable filter can last up to 100,000 miles before needing cleaning, providing long-term value and consistent performance. The kit includes high-quality adapters made from durable materials such as steel, aluminum, silicon, or reinforced nylon, ensuring a long-lasting fit and optimal airflow connection to your vehicle*s throttle body or carburetor. Installation is straightforward, with all necessary components included, making it an accessible upgrade for enthusiasts and daily drivers alike. Please note that this intake kit is not legal for use in California or other states with California emission standards but is a great choice for performance-oriented drivers seeking increased horsepower and torque. The K\u0026amp;N 57i Series is backed by a No-Hassle Lifetime Limited Warranty, reflecting its quality and durability. Whether you're looking to improve engine response or enhance your vehicle's sound, this performance intake kit offers a reliable and economical upgrade for your Audi A4 Quattro.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned specifically for 1998 and 1997 Audi A4 Quattro 1.8L turbo models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOpen-air high-flow K\u0026amp;N air filter with increased surface area for better airflow\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eWashable and reusable filter with a lifespan of up to 100,000 miles\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes durable adapters made from steel, aluminum, silicon, or reinforced nylon\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEasy installation with all necessary hardware included\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eImproves horsepower, torque, and throttle response throughout the RPM range\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNot legal for use in California or states adopting California emission standards\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBacked by K\u0026amp;N's No-Hassle Lifetime Limited Warranty\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cp\u003eFitment:\n\u003cbr\u003e1997 Audi A4 Quattro Base\n\u003cbr\u003e1998 Audi A4 Quattro Base\u003c\/p\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":45762975203527,"sku":"knn57-0282","price":262.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/b297feb6e9259e49c3725c718480a960.jpg?v=1762750355","url":"https:\/\/mainstreeteshop.com\/products\/k-n-engineering-57i-series-performance-intake-kit-for-1998-1997-audi-a4-quattro-1-8l-turbo","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}