SKU: KNE57-3047
UPC: 024844109187
MPN: 57-3047
The K&N Engineering Air Charger Off Road Kit (model 57-3047) is a 57 Series FIPK air induction system engineered specifically for GM full-size trucks from 2004–2005. This reusable oiled high-flow filter air intake kit delivers measurable gains in airflow and engine responsiveness by replacing restrictive factory intake paths with a direct, optimized induction design—ideal for owners seeking better throttle response and cleaner air delivery in demanding off-road conditions.
The system features K&N's signature reusable oiled filter element, which provides superior filtration efficiency while eliminating the need for frequent disposable filter replacements. The black plastic construction is durable and UV-resistant, engineered to withstand the vibration, temperature swings, and dust exposure typical of off-road use. The kit's design optimizes cold air flow from the wheel well or fender area, reducing underhood heat intake and supporting more consistent engine performance during sustained driving. Reusable filters require periodic cleaning and re-oiling according to maintenance guidelines, making this system economical over time.
This air induction upgrade targets truck owners who prioritize engine efficiency and throttle response for both highway cruising and light to moderate off-road driving. Whether navigating rough terrain, towing, or simply seeking better fuel economy through improved air delivery, the 57-3047 provides a straightforward bolt-on solution with no modifications to factory engine management required. The kit is fully compatible with 2004–2005 GM full-size truck platforms, making installation straightforward for buyers familiar with basic intake work.
Air intake systems remain one of the most accessible and effective first modifications for GM trucks of this generation. K&N's 57 Series FIPK kits have become an industry standard for combining proven filter technology with straightforward fitment and real-world performance benefits that owners can feel immediately during acceleration.
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