The Banks Power Ram-Air Intake System for 2004.5-2005 Chevy and GMC 2500/3500 with the 6.6L Duramax LLY engine is designed to deliver significant performance improvements and enhanced engine longevity. This intake system features an enclosed housing that keeps out hot, power-robbing engine air, ensuring your engine breathes cooler, denser outside air for increased horsepower and fuel efficiency. The system can provide up to +39 horsepower and +69 lb-ft of torque, outflowing stock and competitors by up to 35%, while also reducing exhaust gas temperatures (EGTs) and smoke output. These benefits translate into better acceleration, improved towing capacity, and enhanced overall engine performance. The design incorporates a giant high-flow filter that maximizes filtration without sacrificing airflow, and the enclosed cold-air box prevents heat soak, helping your engine run cooler and more efficiently. Additionally, the intake accommodates engine movement with bellows, which protect components and extend service life, making it a durable upgrade for demanding applications. The system is engineered to not cause fault or error codes, ensuring seamless integration with your vehicle's existing systems. It comes with an optional Super-Scoop for even colder air intake, further boosting power. Built with rigorous testing, including flow simulations, flowbench validation, dyno, and on-vehicle testing, Banks ensures each intake system meets high standards for performance and reliability. Backed by a 5-year limited warranty, this system is available with either an oiled or dry filter, providing flexibility based on maintenance preferences. Compatible with the specified model years, this intake is a straightforward upgrade to maximize your Duramax engine’s potential while ensuring long-term durability and performance efficiency.
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